{"id":5301,"date":"2017-09-14T17:05:45","date_gmt":"2017-09-14T15:05:45","guid":{"rendered":"https:\/\/www.fredonoccitanie.com\/surveillance\/?page_id=5301"},"modified":"2022-03-21T15:05:15","modified_gmt":"2022-03-21T14:05:15","slug":"le-phytophthora-ramorum","status":"publish","type":"page","link":"https:\/\/www.fredonoccitanie.com\/surveillance\/toutes-cultures\/le-phytophthora-ramorum\/","title":{"rendered":"Le Phytophthora ramorum"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-3marcrp-d5052e701886b9dfaf350d55799d76c3 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_section  avia-builder-el-first  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3kownx1-1070fb8f77fa0040ec2484003c835a2d\">\n.flex_column.av-3kownx1-1070fb8f77fa0040ec2484003c835a2d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-3kownx1-1070fb8f77fa0040ec2484003c835a2d av_one_full  avia-builder-el-1  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-3hva6o5-5b8e840fc4d296b75cddda15c93e7c77 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1 style=\"text-align: center;\">Carte d\u2019identit\u00e9<\/h1>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3ggk1xh-5468c589c2f93a01008cc43359d935ad\">\n.flex_column.av-3ggk1xh-5468c589c2f93a01008cc43359d935ad{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-3ggk1xh-5468c589c2f93a01008cc43359d935ad av_one_third  avia-builder-el-3  el_after_av_one_full  el_before_av_one_third  first flex_column_div av-zero-column-padding  column-top-margin'     ><div  class='avia-slideshow av-3fpb1kl-3ca44614fb6b7230fff78f463a37d75c avia-slideshow-no scaling av_slideshow avia-slide-slider  avia-builder-el-4  avia-builder-el-no-sibling  av-slideshow-ui av-control-minimal av-slideshow-manual av-loop-once av-loop-manual-endless av-default-height-applied avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:false,&quot;loop_autoplay&quot;:&quot;once&quot;,&quot;interval&quot;:5,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 134.83146067416%;'><li  class='avia-slideshow-slide av-3fpb1kl-3ca44614fb6b7230fff78f463a37d75c__0  slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-5592 avia-img-lazy-loading-not-5592\"  src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/castanea_sativa_2005.jpg\" width=\"445\" height=\"600\" title='Sympt\u00f4mes foliaires de P. ramorum sur ch\u00e2taignier' alt='Sympt\u00f4mes foliaires de P. ramorum sur ch\u00e2taignier'  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/castanea_sativa_2005.jpg 445w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/castanea_sativa_2005-223x300.jpg 223w\" sizes=\"(max-width: 445px) 100vw, 445px\" \/><\/div><\/li><li  class='avia-slideshow-slide av-3fpb1kl-3ca44614fb6b7230fff78f463a37d75c__1  slide-2 slide-even'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-5596 avia-img-lazy-loading-not-5596\"  src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/lesions_face_inferieure_meleze.jpg\" width=\"598\" height=\"900\" title='L\u00e9sions dues \u00e0 P. ramorum sur M\u00e9l\u00e8ze d&#039;Europe' alt='L\u00e9sions dues \u00e0 P. ramorum sur M\u00e9l\u00e8ze d&#039;Europe'  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/lesions_face_inferieure_meleze.jpg 598w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/lesions_face_inferieure_meleze-199x300.jpg 199w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/lesions_face_inferieure_meleze-468x705.jpg 468w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/><\/div><\/li><\/ul><div class='avia-slideshow-arrows avia-slideshow-controls' ><a href='#prev' class='prev-slide  avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='left-open-big' data-av_iconset='svg_entypo-fontello' tabindex='-1' title=\"Pr\u00e9c\u00e9dent\"><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewBox=\"0 0 15 32\" preserveAspectRatio=\"xMidYMid meet\" aria-labelledby='av-svg-title-1' aria-describedby='av-svg-desc-1' role=\"graphics-symbol\" aria-hidden=\"true\">\n<title id='av-svg-title-1'>Pr\u00e9c\u00e9dent<\/title>\n<desc id='av-svg-desc-1'>Pr\u00e9c\u00e9dent<\/desc>\n<path d=\"M14.464 27.84q0.832 0.832 0 1.536-0.832 0.832-1.536 0l-12.544-12.608q-0.768-0.768 0-1.6l12.544-12.608q0.704-0.832 1.536 0 0.832 0.704 0 1.536l-11.456 11.904z\"><\/path>\n<\/svg><span class='avia_hidden_link_text'>Pr\u00e9c\u00e9dent<\/span><\/a><a href='#next' class='next-slide  avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='right-open-big' data-av_iconset='svg_entypo-fontello' tabindex='-1' title=\"Suivant\"><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewBox=\"0 0 15 32\" preserveAspectRatio=\"xMidYMid meet\" aria-labelledby='av-svg-title-2' aria-describedby='av-svg-desc-2' role=\"graphics-symbol\" aria-hidden=\"true\">\n<title id='av-svg-title-2'>Suivant<\/title>\n<desc id='av-svg-desc-2'>Suivant<\/desc>\n<path d=\"M0.416 27.84l11.456-11.84-11.456-11.904q-0.832-0.832 0-1.536 0.832-0.832 1.536 0l12.544 12.608q0.768 0.832 0 1.6l-12.544 12.608q-0.704 0.832-1.536 0-0.832-0.704 0-1.536z\"><\/path>\n<\/svg><span class='avia_hidden_link_text'>Suivant<\/span><\/a><\/div><div class='avia-slideshow-dots avia-slideshow-controls'><a href='#1' class='goto-slide active' >1<\/a><a href='#2' class='goto-slide ' >2<\/a><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-38de0j9-0a1ee0416f9337c1f7dcd05f35671d49\">\n.flex_column.av-38de0j9-0a1ee0416f9337c1f7dcd05f35671d49{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-38de0j9-0a1ee0416f9337c1f7dcd05f35671d49 av_one_third  avia-builder-el-5  el_after_av_one_third  el_before_av_one_third  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-bfnfgl-4cb23c17ac67d3271505f299c6e98f92 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p><strong>NOM VERNACULAIRE :<\/strong> Champignon oomyc\u00e8te phytopathog\u00e8ne, <strong><em>Phytophthora ramorum <\/em><\/strong>(famille : <em>Peronosporaceae<\/em>)<br \/>\n<strong>VECTEURS :<\/strong> principalement vent, eau<br \/>\n<strong>PLANTES H\u00d4TES :<\/strong> Plus de 120 esp\u00e8ces ligneuses foresti\u00e8res et ornementales<br \/>\n<strong>SYMPT\u00d4MES :<\/strong> tr\u00e8s variables selon l\u2019h\u00f4te (chancres corticaux, n\u00e9croses foliaires, d\u00e9p\u00e9rissements, rougissements, \u00e9coulements\u2026)<br \/>\n<strong>IMPACTS :<\/strong> d\u00e9p\u00e9rissement, mort des arbres atteints et propagation tr\u00e8s rapide aux arbres proches<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-354ou91-48c09057647f47493ced20c9af75f279\">\n.flex_column.av-354ou91-48c09057647f47493ced20c9af75f279{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-354ou91-48c09057647f47493ced20c9af75f279 av_one_third  avia-builder-el-7  el_after_av_one_third  avia-builder-el-last  flex_column_div av-zero-column-padding  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-33q8zvp-f02980edf6e47a3f2cf93c99449ca2a8\">\n#top .av_textblock_section.av-33q8zvp-f02980edf6e47a3f2cf93c99449ca2a8 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-33q8zvp-f02980edf6e47a3f2cf93c99449ca2a8 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock bloc_infos av_inherit_color'  itemprop=\"text\" ><h2>Ressources<\/h2>\n<ul>\n<li><a href=\"https:\/\/plateforme-esv.fr\/sites\/default\/files\/2020-12\/Fiche_Diagnostic_PHYTRA_Version1.pdf\">Fiche Diagnostic PHYTRA<\/a><\/li>\n<li>Article Bilan DSF 2017:\u00a0<a href=\"http:\/\/agriculture.gouv.fr\/premiere-observation-de-phytophthora-ramorum-sur-meleze-en-france\">Premi\u00e8re observation de <em>Phytophthora ramorum<\/em> sur m\u00e9l\u00e8ze en France<\/a><\/li>\n<\/ul>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-32mmlkl-a0871446f7c4c942b98aef3e05289d09\">\n#top .av_textblock_section.av-32mmlkl-a0871446f7c4c942b98aef3e05289d09 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-32mmlkl-a0871446f7c4c942b98aef3e05289d09 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock bloc_infos av_inherit_color'  itemprop=\"text\" ><h2><a href=\"https:\/\/www.fredonoccitanie.com\/nous-contacter\/\">Contacts<\/a><\/h2>\n<\/div><\/section><\/p><\/div><\/div><\/div><\/main><!-- close content main element --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-30sv9t1-d3a3dc8c9936c327e2b41690480c4d98\">\n.avia-section.av-30sv9t1-d3a3dc8c9936c327e2b41690480c4d98{\nbackground-color:#576b35;\nbackground-image:unset;\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div id='av_section_2'  class='avia-section av-30sv9t1-d3a3dc8c9936c327e2b41690480c4d98 main_color 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avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2xt666t-851248eacec90e1de3ec59d80ac13c59\">\n#top .av_textblock_section.av-2xt666t-851248eacec90e1de3ec59d80ac13c59 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-2xt666t-851248eacec90e1de3ec59d80ac13c59 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-365 alignright\" src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2021\/06\/picto_surveillance.png\" alt=\"\" width=\"140\" height=\"140\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2021\/06\/picto_surveillance.png 140w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2021\/06\/picto_surveillance-80x80.png 80w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2021\/06\/picto_surveillance-36x36.png 36w\" sizes=\"auto, (max-width: 140px) 100vw, 140px\" \/><\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2vl95np-92c6f512239dc865050bc532199eaa6c\">\n#top .hr.hr-invisible.av-2vl95np-92c6f512239dc865050bc532199eaa6c{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-2vl95np-92c6f512239dc865050bc532199eaa6c hr-invisible  avia-builder-el-13  el_after_av_textblock  avia-builder-el-last '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2u3i55x-3a12a8dd50fce3681b6ee1d2dafb2460\">\n#top .flex_column.av-2u3i55x-3a12a8dd50fce3681b6ee1d2dafb2460{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n.flex_column.av-2u3i55x-3a12a8dd50fce3681b6ee1d2dafb2460{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n.responsive #top #wrap_all .flex_column.av-2u3i55x-3a12a8dd50fce3681b6ee1d2dafb2460{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-2u3i55x-3a12a8dd50fce3681b6ee1d2dafb2460 av_two_third  avia-builder-el-14  el_after_av_one_fourth  avia-builder-el-last  flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2sc7z9x-14ca21d1293a62bd5e0e3a086776938e\">\n#top .hr.hr-invisible.av-2sc7z9x-14ca21d1293a62bd5e0e3a086776938e{\nheight:30px;\n}\n<\/style>\n<div  class='hr av-2sc7z9x-14ca21d1293a62bd5e0e3a086776938e hr-invisible  avia-builder-el-15  el_before_av_textblock  avia-builder-el-first '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2qiwq7p-89554811c2c143c35538746573fddd71\">\n#top .av_textblock_section.av-2qiwq7p-89554811c2c143c35538746573fddd71 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-2qiwq7p-89554811c2c143c35538746573fddd71 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h5 style=\"text-align: left;\"><b><\/b>Le <em>phytophthora ramorum<\/em> est un champignon oomyc\u00e8te polyphage de la famille des <em>Peronosporaceae<\/em> s\u2019attaquant \u00e0 de nombreuses esp\u00e8ces ligneuses ornementales et foresti\u00e8res.<\/h5>\n<\/div><\/section><\/p><\/div>\n<\/p>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2o8l4ed-63ad965480c285a128a7b1e717bf9527\">\n.avia-section.av-2o8l4ed-63ad965480c285a128a7b1e717bf9527{\nbackground-color:#dbdbcf;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_3'  class='avia-section av-2o8l4ed-63ad965480c285a128a7b1e717bf9527 main_color avia-section-default avia-no-border-styling  avia-builder-el-17  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-9l1gat-ddb96600a41a860dd9a064e4bff3a40f\">\n.flex_column.av-9l1gat-ddb96600a41a860dd9a064e4bff3a40f{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-9l1gat-ddb96600a41a860dd9a064e4bff3a40f av_one_half  avia-builder-el-18  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-9d58th-a893d2a498926d309cc5194e2ba41883 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"column-1_2 sc_column_item sc_column_item_1 odd first\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div id=\"page-bgbtm\">\n<div id=\"content\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<p>Le <em>phytophthora ramorum<\/em> est un champignon oomyc\u00e8te polyphage de la famille des <em>Peronosporaceae<\/em> s\u2019attaquant \u00e0 de nombreuses esp\u00e8ces ligneuses ornementales et foresti\u00e8res. Ce champignon provoque rapidement d\u2019importants d\u00e9g\u00e2ts sur certaines essences des peuplements forestiers naturels et cultiv\u00e9s ainsi que sur de nombreuses plantes ligneuses ornementales. Il est aujourd\u2019hui consid\u00e9r\u00e9 comme un organisme nuisible invasif en raison de sa capacit\u00e9 \u00e0 s\u2019installer et \u00e0 se propager rapidement dans un nouvel environnement qui lui est favorable.<\/p>\n<p>Observ\u00e9 pour la premi\u00e8re fois simultan\u00e9ment en Am\u00e9rique du Nord et en Europe au milieu des ann\u00e9es 1990, il est responsable de nombreux d\u00e9g\u00e2ts notamment en milieu forestier aux \u00c9tats-Unis, o\u00f9 il est responsable des sympt\u00f4mes de \u00ab\u00a0mort subite du ch\u00eane\u00a0\u00bb.\u00a0 Ainsi, des d\u00e9g\u00e2ts et une mortalit\u00e9 des arbres sans pr\u00e9c\u00e9dent ont \u00e9t\u00e9 observ\u00e9s d\u00e8s 1995 sur Ch\u00eane \u00e0 tan en Californie. Cependant, les lign\u00e9es Europ\u00e9ennes et Am\u00e9ricaines de <em>P. ramorum<\/em> semblent suffisamment diff\u00e9renci\u00e9es g\u00e9n\u00e9tiquement pour qu\u2019en l\u2019\u00e9tat actuel des connaissances, on puisse dire qu\u2019il n\u2019y a pas de risque identifi\u00e9 sur ch\u00eane en Europe \u00e0 ce jour.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-7hxmc5-26e0d6a69b75cad7dd543e5167eaf3ad\">\n.flex_column.av-7hxmc5-26e0d6a69b75cad7dd543e5167eaf3ad{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-7hxmc5-26e0d6a69b75cad7dd543e5167eaf3ad av_one_half  avia-builder-el-20  el_after_av_one_half  avia-builder-el-last  flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-krw2b6iq-45056d15996f8d7d6ff1fbe2e63320a2 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"column-1_2 sc_column_item sc_column_item_1 odd first\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div id=\"page-bgbtm\">\n<div id=\"content\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<p>En Europe, il a \u00e9t\u00e9 d\u00e9tect\u00e9 sur Rhododendron en Allemagne d\u00e8s 1997, puis sur <em>Viburnum<\/em> en 2001. Il \u00e0 ensuite \u00e9t\u00e9 identifi\u00e9 sporadiquement dans de nombreux pays europ\u00e9ens, principalement sur des plantes ornementales en p\u00e9pini\u00e8re. Malgr\u00e9 le fait qu\u2019en Europe, les d\u00e9g\u00e2ts observ\u00e9s soient souvent limit\u00e9s \u00e0 quelques esp\u00e8ces ornementales, la d\u00e9tection d\u00e8s 2009 de ce champignon sur m\u00e9l\u00e8zes et m\u00e9l\u00e8zes du Japon au Royaume-Uni, puis d\u00e8s 2015 sur ch\u00e2taigniers isol\u00e9s en milieu naturel en Angleterre laissent supposer qu\u2019il pourrait \u00eatre responsable de futurs d\u00e9g\u00e2ts importants sur ces v\u00e9g\u00e9taux.<\/p>\n<p>En France, <em>P. ramorum<\/em> a \u00e9t\u00e9 d\u00e9tect\u00e9 pour la premi\u00e8re fois en 2002 dans de nombreuses p\u00e9pini\u00e8res en Bretagne et Pays de la Loire sur rhododendron et viorne, puis en milieu naturel en sous-\u00e9tage de peuplements forestiers en 2007 en Bretagne et en Normandie. En mai 2017, il est <a href=\"http:\/\/agriculture.gouv.fr\/premiere-observation-de-phytophthora-ramorum-sur-meleze-en-france\">trouv\u00e9 sur m\u00e9l\u00e8ze du Japon dans un peuplement du Finist\u00e8re \u00e2g\u00e9 d\u2019une cinquantaine d\u2019ann\u00e9es<\/a>. Aucun cas n\u2019a encore \u00e9t\u00e9 d\u00e9tect\u00e9 sur ch\u00e2taignier en France \u00e0 ce jour.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2gytokl-1d29341b466f1422011ac59388aed288\">\n.avia-section.av-2gytokl-1d29341b466f1422011ac59388aed288{\nbackground-color:#f8ead4;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_4'  class='avia-section av-2gytokl-1d29341b466f1422011ac59388aed288 main_color avia-section-default avia-no-border-styling  avia-builder-el-22  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2fmfzyd-89a15023315ef590024b7621333d4df0\">\n.flex_column.av-2fmfzyd-89a15023315ef590024b7621333d4df0{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-2fmfzyd-89a15023315ef590024b7621333d4df0 av_one_half  avia-builder-el-23  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-2cz5sat-63934e20f3b69cb0d896be09719ee160 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Distribution<\/h2>\n<p><em>P. ramorum <\/em>est pr\u00e9sent en Am\u00e9rique du Nord et en Europe. Une carte des pays contamin\u00e9s \u00e9labor\u00e9e par l\u2019EPPO (Organisation europ\u00e9enne et m\u00e9diterran\u00e9enne pour la protection des plantes) est pr\u00e9sent\u00e9e ci-dessous.<\/p>\n<p>En Europe, <em>P. ramorum<\/em> est pr\u00e9sent en <strong>France<\/strong>, Belgique, Croatie, R\u00e9publique Tch\u00e8que, Danemark, Finlande, Allemagne, Gr\u00e8ce, R\u00e9publique d\u2019Irlande, Italie, Pays-Bas, Norv\u00e8ge, Pologne,Portugal, Serbie, Slov\u00e9nie, Espagne (continentale et Bal\u00e9ares), Su\u00e8de, Suisse et Royaume-Uni (Angleterre, \u00c9cosse, \u00eeles de la Manche).<\/p>\n<p>En Europe, on retrouve ce champignon essentiellement en p\u00e9pini\u00e8res et jardineries (notamment Rhododendron, <em>Camelia<\/em>, <em>Viburnum, Pieris<\/em>), bien qu\u2019il soit aujourd\u2019hui pr\u00e9sent sur plusieurs essences ornementales dans les parcs et jardins ainsi que dans le milieu naturel forestier (m\u00e9l\u00e8ze du japon, ch\u00e2taigner).<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2bazpwl-5736c9f15c3a9ca7c1628f05bea91277\">\n.flex_column.av-2bazpwl-5736c9f15c3a9ca7c1628f05bea91277{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0;\n}\n<\/style>\n<div  class='flex_column av-2bazpwl-5736c9f15c3a9ca7c1628f05bea91277 av_one_half  avia-builder-el-25  el_after_av_one_half  avia-builder-el-last  flex_column_div  '     ><section  class='av_textblock_section av-2a60gc5-01ff7fce39cc2c8ca08b98433a90c73c '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Cliquez sur l\u2019image pour plus d\u2019informations. Source : <a href=\"https:\/\/www.eppo.int\/\">European and Mediterranean Plant Protection Organization (EPPO)<\/a><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-5307\" src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/09\/distribution-map-P-ramorum-EPPO-140917.png\" alt=\"\" width=\"778\" height=\"440\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/09\/distribution-map-P-ramorum-EPPO-140917.png 778w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/09\/distribution-map-P-ramorum-EPPO-140917-300x170.png 300w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/09\/distribution-map-P-ramorum-EPPO-140917-768x434.png 768w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/09\/distribution-map-P-ramorum-EPPO-140917-705x399.png 705w\" sizes=\"auto, (max-width: 778px) 100vw, 778px\" \/><\/p>\n<\/div><\/section><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_5'  class='avia-section av-60hbn9-5fa8d0e1147cec84d70710fc3d8c9c98 main_color avia-section-default avia-no-border-styling  avia-builder-el-27  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-eu8hh-c73a1f15eb02a161faf5e903b63629dc\">\n.flex_column.av-eu8hh-c73a1f15eb02a161faf5e903b63629dc{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-eu8hh-c73a1f15eb02a161faf5e903b63629dc av_one_half  avia-builder-el-28  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-krw2e6w2-75945a01b9ba8941fbe554b5a40dd6f2 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Cycle de vie et dispersion<\/h2>\n<p>Le champignon se disperse par l\u2019interm\u00e9diaire de spores, qui vont germer au niveau des racines, tiges, branches et feuilles des v\u00e9g\u00e9taux apr\u00e8s avoir p\u00e9n\u00e9tr\u00e9 par des ouvertures naturelles ou des plaies. Il se d\u00e9veloppera pr\u00e9f\u00e9rentiellement au niveau des zones humides du v\u00e9g\u00e9tal, dans les conditions les plus propices \u00e0 sa multiplication. L\u2019humidit\u00e9 favorise la production de spores, leur dispersion, leur germination et l\u2019infection des v\u00e9g\u00e9taux. Sa temp\u00e9rature optimum de croissance est 20\u00b0C, avec une amplitude thermique de 2\u00b0C \u00e0 30\u00b0C.<\/p>\n<p><em>P. ramorum<\/em> poss\u00e8de un <strong>cycle de vie tr\u00e8s rapide<\/strong>, et il peut se reproduire \u00e0 la fois de fa\u00e7on sexu\u00e9e et asexu\u00e9e (en produisant respectivement des chlamydospores ou des zoospores). Il est rapidement propag\u00e9, essentiellement par la pluie et le vent (fines gouttelettes d\u2019eau en suspension qui peuvent propager les spores sur de grandes distances), et il r\u00e9siste \u00e0 des conditions environnementales difficiles en poss\u00e9dant notamment la capacit\u00e9 d\u2019hiberner et de survivre \u00e0 des temp\u00e9ratures tr\u00e8s basses. Ainsi, <strong>sa dispersion peut \u00eatre tr\u00e8s rapide lorsque les conditions climatiques et de disponibilit\u00e9 d\u2019h\u00f4tes sont r\u00e9unies<\/strong>. Une dispersion de grande ampleur a notamment \u00e9t\u00e9 observ\u00e9e dans les for\u00eats californiennes (plusieurs dizaines de milliers d\u2019hectares infect\u00e9s en quelques mois).<\/p>\n<p>En France, les r\u00e9gions Bretagne, Normandie, Pays-de-la-Loire et Nouvelle-Aquitaine ont un climat favorable \u00e0 ce ravageur et font ainsi l\u2019objet d\u2019une surveillance accrue.<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-38mi2d-d6eaaad0c49485404cdd65c1cc0dab3d\">\n.flex_column.av-38mi2d-d6eaaad0c49485404cdd65c1cc0dab3d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0;\n}\n<\/style>\n<div  class='flex_column av-38mi2d-d6eaaad0c49485404cdd65c1cc0dab3d av_one_half  avia-builder-el-30  el_after_av_one_half  avia-builder-el-last  flex_column_div  '     ><section  class='av_textblock_section av-krw2f4dr-5733c658b03441866692909e0bcb70c7 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Plantes h\u00f4tes<\/h2>\n<p>Les lign\u00e9es europ\u00e9ennes et am\u00e9ricaines de <em>P. ramorum<\/em> pr\u00e9sentent des gammes de plantes h\u00f4tes diff\u00e9rentes.<\/p>\n<p>On distingue deux types d\u2019h\u00f4tes :<\/p>\n<ul>\n<li>Les h\u00f4tes dits <strong>foliaires<\/strong>, chez lesquels la maladie se d\u00e9clenche sans pour autant conduire \u00e0 la mort du v\u00e9g\u00e9tal infect\u00e9, mais qui constitueront des r\u00e9servoirs importants d\u2019inoculum. Ces milliers de spores seront par la suite dispers\u00e9s par la pluie, le vent et par les d\u00e9bris du v\u00e9g\u00e9tal infect\u00e9.<\/li>\n<li>Les h\u00f4tes dits <strong>terminaux<\/strong>, pour lesquels le champignon se d\u00e9veloppe suite \u00e0 une contamination issue d\u2019un h\u00f4te foliaire et conduira \u00e0 la mort de la plante infect\u00e9e. On observe pour ces plantes une contamination plut\u00f4t cibl\u00e9e cette fois sur le tronc et les branches.<\/li>\n<\/ul>\n<p>Au vu de l\u2019avanc\u00e9e des connaissances scientifiques sur <em>P. ramorum<\/em>, on constate aujourd\u2019hui que certains v\u00e9g\u00e9taux en Europe pr\u00e9sentent les caract\u00e9ristiques des h\u00f4tes \u00e0 la fois foliaires et terminaux (par exemple: ch\u00e2taignier, m\u00e9l\u00e8ze), ce qui rend ces essences <strong>particuli\u00e8rement vuln\u00e9rables<\/strong> face \u00e0 cet agent pathog\u00e8ne.<\/p>\n<p><strong>En Europe, les plantes h\u00f4tes connues sont :<\/strong> M\u00e9l\u00e8zes, rhododendrons, viornes, <em>camelia<\/em>, ch\u00eanes, ch\u00e2taigniers, h\u00eatres, sapins, \u00e9rables, marronniers, bouleaux, cypr\u00e8s de Lawson, noisetiers, fr\u00eanes, houx, \u00e9pic\u00e9as de Sitka, douglas, saule marsault, sorbier des oiseleurs\u2026<\/p>\n<\/div><\/section><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5nxi7p-19231ec2a049703de3e21f303f658e82\">\n.avia-section.av-5nxi7p-19231ec2a049703de3e21f303f658e82{\nbackground-color:#f8ead4;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_6'  class='avia-section av-5nxi7p-19231ec2a049703de3e21f303f658e82 main_color avia-section-default avia-no-border-styling  avia-builder-el-32  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4xri6d-b977f4ba9a5bafa2b01e967c9c658233\">\n.flex_column.av-4xri6d-b977f4ba9a5bafa2b01e967c9c658233{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4xri6d-b977f4ba9a5bafa2b01e967c9c658233 av_one_half  avia-builder-el-33  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-krw2hwuy-7e496d9ef4f79b5b92945c3ba14e2309\">\n.avia-image-container.av-krw2hwuy-7e496d9ef4f79b5b92945c3ba14e2309 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-krw2hwuy-7e496d9ef4f79b5b92945c3ba14e2309 .av-caption-image-overlay-bg{\nopacity:0.4;\nbackground-color:#000000;\n}\n.avia-image-container.av-krw2hwuy-7e496d9ef4f79b5b92945c3ba14e2309 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-krw2hwuy-7e496d9ef4f79b5b92945c3ba14e2309 av-styling- avia-align-center  avia-builder-el-34  avia-builder-el-no-sibling  noHover av-overlay-on-hover'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><div class=\"av-image-caption-overlay\"><div class=\"av-caption-image-overlay-bg\"><\/div><div class=\"av-image-caption-overlay-position\"><div class=\"av-image-caption-overlay-center\"><p>Mortalit\u00e9 de m\u00e9l\u00e8zes du Japon atteints par P. ramorum en Angleterre (\u00a9 Forestry commission)<\/p>\n<\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-5601 avia-img-lazy-loading-not-5601 avia_image ' src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/mortalite_meleze_du_japon_angleterre-495x300.jpg\" alt='Mortalit\u00e9 de m\u00e9l\u00e8zes du Japon atteints par P. ramorum en Angleterre (\u00a9 Forestry commission)' title='Mortalit\u00e9 de m\u00e9l\u00e8zes du Japon atteints par P. ramorum en Angleterre (\u00a9 Forestry commission)'  height=\"300\" width=\"495\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1ugax1-25b5238e1201ca58587e48990070aacb\">\n.flex_column.av-1ugax1-25b5238e1201ca58587e48990070aacb{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0;\n}\n<\/style>\n<div  class='flex_column av-1ugax1-25b5238e1201ca58587e48990070aacb av_one_half  avia-builder-el-35  el_after_av_one_half  avia-builder-el-last  flex_column_div  '     ><section  class='av_textblock_section av-krw2fw53-611f8c409f079c3f44a514e86aebb2db '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>La capacit\u00e9 de dispersion \u00e9lev\u00e9e du <em>P. ramorum <\/em>et sa grande capacit\u00e9 d\u2019adaptation -due \u00e0 la large gamme de conditions environnementales et de plantes h\u00f4tes dans lesquelles il peut se multiplier- font de cet agent pathog\u00e8ne une menace s\u00e9rieuse, en particulier pour les peuplements forestiers monosp\u00e9cifiques de plantes h\u00f4tes sensibles. Ainsi, l\u2019\u00e9pid\u00e9mie observ\u00e9e d\u00e8s le milieu des ann\u00e9es 1990 en Am\u00e9rique du Nord f\u00fbt fulgurante et conduisit \u00e0 la mort \u00e0 tr\u00e8s court terme (quelques ann\u00e9es) de plusieurs millions d\u2019arbres (essentiellement Fagac\u00e9es) en Oregon et en Californie. Plus r\u00e9cemment, des d\u00e9g\u00e2ts importants sur M\u00e9l\u00e8ze du Japon (20 000 Ha impact\u00e9s) et Ch\u00e2taignier sont observ\u00e9s au Royaume-Uni et en Irlande, et plus r\u00e9cemment dans le Finist\u00e8re en France sur M\u00e9l\u00e8ze du japon \u00e9galement.<\/p>\n<\/div><\/section><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_7'  class='avia-section av-283kmkl-8da6979327deaea08a14e04e92aaef59 main_color avia-section-default avia-no-border-styling  avia-builder-el-37  el_after_av_section  el_before_av_one_fourth  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-26wl4p1-26d47a65f3fc783bf481e5e1a4422c2b\">\n.flex_column.av-26wl4p1-26d47a65f3fc783bf481e5e1a4422c2b{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-26wl4p1-26d47a65f3fc783bf481e5e1a4422c2b av_one_full  avia-builder-el-38  el_before_av_one_fifth  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-253uvt1-eafb0a2e0fe26dc608ea3ee937dc795c '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1 style=\"text-align: center;\">Sympt\u00f4mes<\/h1>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-22n2q2t-1b7e883aea4b56e489f3e9158624f49f\">\n.flex_column.av-22n2q2t-1b7e883aea4b56e489f3e9158624f49f{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-22n2q2t-1b7e883aea4b56e489f3e9158624f49f av_one_fifth  avia-builder-el-40  el_after_av_one_full  el_before_av_three_fifth  first flex_column_div av-zero-column-padding  column-top-margin'     ><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-157yat-5791b7bc5fa48c08da76f2f7465be0fe\">\n.flex_column.av-157yat-5791b7bc5fa48c08da76f2f7465be0fe{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-157yat-5791b7bc5fa48c08da76f2f7465be0fe av_three_fifth  avia-builder-el-41  el_after_av_one_fifth  el_before_av_one_fifth  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-9jol1h-c3f85bc3f5e9d573e466aa4329868de3 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<p style=\"text-align: justify;\">Les sympt\u00f4mes sont tr\u00e8s variables selon les plantes et les types d\u2019h\u00f4tes (foliaires et\/ou terminaux). Par exemple, le ch\u00e2taignier ou le m\u00e9l\u00e8ze pr\u00e9sentent des sympt\u00f4mes \u00e0 la fois foliaires et au niveau du tronc, tandis que d\u2019autres h\u00f4tes essentiellement foliaires (g\u00e9n\u00e9ralement des esp\u00e8ces arbustives) pr\u00e9senteront uniquement des fl\u00e9trissements foliaires comme le rhododendron par exemple.<\/p>\n<p><strong>Sympt\u00f4mes sur h\u00f4tes foliaires :<\/strong> rougissements et fl\u00e9trissements des feuilles et rameaux ; n\u00e9croses des tiges et des feuilles ; mortalit\u00e9 de tiges et de branches ; chute de feuilles.<\/p>\n<p><strong>Sympt\u00f4mes sur h\u00f4tes terminaux :<\/strong> jaunissements, rougissements et fl\u00e9trissements des aiguilles ; n\u00e9croses des feuilles ; n\u00e9croses et chancres corticaux ; \u00e9coulements rouge\u00e2tres, noir\u00e2tres et\/ou r\u00e9sineux au niveau des chancres du tronc et des branches ; descentes de cimes ; mortalit\u00e9s de branches.<\/p>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-qmejp-13264b1496ef21868d63e1f02903f8d2\">\n.flex_column.av-qmejp-13264b1496ef21868d63e1f02903f8d2{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-qmejp-13264b1496ef21868d63e1f02903f8d2 av_one_fifth  avia-builder-el-43  el_after_av_three_fifth  el_before_av_one_third  flex_column_div av-zero-column-padding  column-top-margin'     ><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5zm8th-809d354400e035c7eafdf91bcb21d537\">\n.flex_column.av-5zm8th-809d354400e035c7eafdf91bcb21d537{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-5zm8th-809d354400e035c7eafdf91bcb21d537 av_one_third  avia-builder-el-44  el_after_av_one_fifth  el_before_av_one_third  first flex_column_div av-zero-column-padding  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-krw2kqbm-5d4ca2c0ec85880fdba6070841599c78\">\n.avia-image-container.av-krw2kqbm-5d4ca2c0ec85880fdba6070841599c78 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-krw2kqbm-5d4ca2c0ec85880fdba6070841599c78 .av-caption-image-overlay-bg{\nopacity:0.4;\nbackground-color:#000000;\n}\n.avia-image-container.av-krw2kqbm-5d4ca2c0ec85880fdba6070841599c78 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-krw2kqbm-5d4ca2c0ec85880fdba6070841599c78 av-styling- avia-align-center  avia-builder-el-45  avia-builder-el-no-sibling  noHover av-overlay-on-hover'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><div class=\"av-image-caption-overlay\"><div class=\"av-caption-image-overlay-bg\"><\/div><div class=\"av-image-caption-overlay-position\"><div class=\"av-image-caption-overlay-center\"><p>N\u00e9croses foliaires sur Camelia caus\u00e9es par P. ramorum<\/p>\n<\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-5600 avia-img-lazy-loading-not-5600 avia_image ' src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_camelia.png\" alt='N\u00e9croses foliaires sur Camelia caus\u00e9es par P. ramorum' title='N\u00e9croses foliaires sur Camelia caus\u00e9es par P. ramorum'  height=\"427\" width=\"671\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_camelia.png 671w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_camelia-300x191.png 300w\" sizes=\"(max-width: 671px) 100vw, 671px\" \/><\/div><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4inb4l-c6b2bc76c825a4ff6b582af1ea96bdd3\">\n.flex_column.av-4inb4l-c6b2bc76c825a4ff6b582af1ea96bdd3{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4inb4l-c6b2bc76c825a4ff6b582af1ea96bdd3 av_one_third  avia-builder-el-46  el_after_av_one_third  el_before_av_one_third  flex_column_div av-zero-column-padding  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-krw2l8qa-daabe276446eb7e6d6637bd123fbe88a\">\n.avia-image-container.av-krw2l8qa-daabe276446eb7e6d6637bd123fbe88a img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-krw2l8qa-daabe276446eb7e6d6637bd123fbe88a .av-caption-image-overlay-bg{\nopacity:0.4;\nbackground-color:#000000;\n}\n.avia-image-container.av-krw2l8qa-daabe276446eb7e6d6637bd123fbe88a .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-krw2l8qa-daabe276446eb7e6d6637bd123fbe88a av-styling- avia-align-center  avia-builder-el-47  avia-builder-el-no-sibling  noHover av-overlay-on-hover'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><div class=\"av-image-caption-overlay\"><div class=\"av-caption-image-overlay-bg\"><\/div><div class=\"av-image-caption-overlay-position\"><div class=\"av-image-caption-overlay-center\"><p>N\u00e9croses et dess\u00e8chements sur Pieris<\/p>\n<\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-5603 avia-img-lazy-loading-not-5603 avia_image ' src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_pieris.jpg\" alt='N\u00e9croses et dess\u00e8chements sur Pieris' title='N\u00e9croses et dess\u00e8chements sur Pieris'  height=\"566\" width=\"448\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_pieris.jpg 448w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_pieris-237x300.jpg 237w\" sizes=\"(max-width: 448px) 100vw, 448px\" \/><\/div><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2dgo9h-c8fd27dd866a4316995f0a2d62babcb3\">\n.flex_column.av-2dgo9h-c8fd27dd866a4316995f0a2d62babcb3{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-2dgo9h-c8fd27dd866a4316995f0a2d62babcb3 av_one_third  avia-builder-el-48  el_after_av_one_third  avia-builder-el-last  flex_column_div av-zero-column-padding  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-krw2lu4y-c55a28304995d1673c1b209cce80ee7c\">\n.avia-image-container.av-krw2lu4y-c55a28304995d1673c1b209cce80ee7c img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-krw2lu4y-c55a28304995d1673c1b209cce80ee7c .av-caption-image-overlay-bg{\nopacity:0.4;\nbackground-color:#000000;\n}\n.avia-image-container.av-krw2lu4y-c55a28304995d1673c1b209cce80ee7c .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-krw2lu4y-c55a28304995d1673c1b209cce80ee7c av-styling- avia-align-center  avia-builder-el-49  avia-builder-el-no-sibling  noHover av-overlay-on-hover'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><div class=\"av-image-caption-overlay\"><div class=\"av-caption-image-overlay-bg\"><\/div><div class=\"av-image-caption-overlay-position\"><div class=\"av-image-caption-overlay-center\"><p>N\u00e9croses et dess\u00e8chements sur Viburnum<\/p>\n<\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-5605 avia-img-lazy-loading-not-5605 avia_image ' src=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_viburnum.jpg\" alt='N\u00e9croses et dess\u00e8chements sur Viburnum' title='N\u00e9croses et dess\u00e8chements sur Viburnum'  height=\"545\" width=\"728\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_viburnum.jpg 728w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_viburnum-300x225.jpg 300w, https:\/\/www.fredonoccitanie.com\/surveillance\/wp-content\/uploads\/sites\/4\/2017\/12\/p_ramorum_viburnum-705x528.jpg 705w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='after_section_7'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2khknjp-33f624fc5b83ffed0b68f1a3c935222a\">\n.flex_column.av-2khknjp-33f624fc5b83ffed0b68f1a3c935222a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-2khknjp-33f624fc5b83ffed0b68f1a3c935222a av_one_fourth  avia-builder-el-50  el_after_av_section  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-8ntgqt-5679fc5e672419303a248af9bbc33d0d\">\n.flex_column.av-8ntgqt-5679fc5e672419303a248af9bbc33d0d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-8ntgqt-5679fc5e672419303a248af9bbc33d0d av_one_half  avia-builder-el-51  el_after_av_one_fourth  el_before_av_one_fourth  flex_column_div av-zero-column-padding  '     ><article  class='iconbox iconbox_top av-6t078l-ca6315c487c1c5b3bd8e9a135bed86a8  avia-builder-el-52  avia-builder-el-no-sibling  main_color'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class=\"iconbox_content\"><header class=\"entry-content-header\" aria-label=\"Ic\u00f4ne : \"><div class='iconbox_icon heading-color avia-iconfont avia-font-entypo-fontello' data-av_icon='\ue81d' data-av_iconfont='entypo-fontello'  ><\/div><\/header><div class='iconbox_content_container '  itemprop=\"text\" ><div class=\"vc_cta3_content-container\">\n<div class=\"vc_cta3-content\">\n<h5 style=\"text-align: center;\"><strong>Que faire si j\u2019observe des sympt\u00f4mes de la maladie ?<\/strong><\/h5>\n<p style=\"text-align: center;\">Dans tous les cas, en cas d\u2019observation de sympt\u00f4mes de la maladie, il faut marquer les arbres et les <strong>signaler rapidement aux services comp\u00e9tents<\/strong> : au <strong>Service R\u00e9gional de l\u2019Alimentation<\/strong> (SRAL) ou aux <strong>F\u00e9d\u00e9rations de Lutte contre les Organismes Nuisibles<\/strong> (FREDON et FDGDON). Ces organismes sont charg\u00e9s de de la surveillance (confirmation de la pr\u00e9sence de la maladie) et ils coordonnent la lutte contre cet agent pathog\u00e8ne.<\/p>\n<\/div>\n<\/div>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5o6q05-0f1c0862f2080b13950ad591f41df69a\">\n.flex_column.av-5o6q05-0f1c0862f2080b13950ad591f41df69a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-5o6q05-0f1c0862f2080b13950ad591f41df69a av_one_fourth  avia-builder-el-53  el_after_av_one_half  el_before_av_section  avia-builder-el-last  flex_column_div av-zero-column-padding  '     ><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3jzvpx-6b7b4db0ce08ac175dcf00d37f800f06\">\n.avia-section.av-3jzvpx-6b7b4db0ce08ac175dcf00d37f800f06{\nbackground-color:#f8ead4;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_8'  class='avia-section av-3jzvpx-6b7b4db0ce08ac175dcf00d37f800f06 main_color avia-section-default avia-no-border-styling  avia-builder-el-54  el_after_av_one_fourth  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-xg9t45-b207852446841f840f22f1f80955a8d1\">\n.flex_column.av-xg9t45-b207852446841f840f22f1f80955a8d1{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-xg9t45-b207852446841f840f22f1f80955a8d1 av_one_full  avia-builder-el-55  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-weoxet-0042381d1949c242f0764dcde803f8d1 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1 style=\"text-align: center;\">Moyens de lutte et pr\u00e9vention<\/h1>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-u1dif9-ca29f405ba6a5fc03341cf8eb9e0eef6\">\n.flex_column.av-u1dif9-ca29f405ba6a5fc03341cf8eb9e0eef6{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-u1dif9-ca29f405ba6a5fc03341cf8eb9e0eef6 av_one_third  avia-builder-el-57  el_after_av_one_full  el_before_av_one_third  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-tpnwyd-e16895750dbe609f582ac043362485cc '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<p>Il y a n\u2019a pas encore de moyen de lutte contre <em>P. ramorum<\/em> et les traitements chimiques disponibles ne sont pas efficaces.<\/p>\n<p>Il existe des fongicides qui permettent de diminuer les sympt\u00f4mes, mais ils ne sont pas suffisants pour l\u2019\u00e9radication du pathog\u00e8ne.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4fnxdx-540d3796391e39b47ec365b0f12f334a\">\n.flex_column.av-4fnxdx-540d3796391e39b47ec365b0f12f334a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4fnxdx-540d3796391e39b47ec365b0f12f334a av_one_third  avia-builder-el-59  el_after_av_one_third  el_before_av_one_third  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-krw2namg-76439184466c28e5200e51b1efb3881a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">La meilleure recommandation est l\u2019\u00e9radication des arbres affect\u00e9s et l\u2019\u00e9limination des tissus vivants attaqu\u00e9s, dont d\u00e9pend le pathog\u00e8ne pour se reproduire. Cela signifie qu\u2019un arbre infect\u00e9 et qui permet la dispersion des spores, comme le m\u00e9l\u00e8ze, devrait \u00eatre abattu aussi rapidement que possible apr\u00e8s la d\u00e9tection de la maladie. Si possible, ceci devrait \u00eatre fait avant que commence la prochaine p\u00e9riode de sporulation.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2wijmd-4356c2230e2ee82464f683168504035b\">\n.flex_column.av-2wijmd-4356c2230e2ee82464f683168504035b{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-2wijmd-4356c2230e2ee82464f683168504035b av_one_third  avia-builder-el-61  el_after_av_one_third  avia-builder-el-last  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-krw2nhs8-984382bffebc83c265fc2440dd011ff8 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">Compte tenu du caract\u00e8re \u00e9pid\u00e9mique et agressif de la maladie observ\u00e9 au Royaume-Uni, il est d\u00e9conseill\u00e9 de proc\u00e9der \u00e0 de nouveaux programmes de plantations foresti\u00e8res de m\u00e9l\u00e8ze du Japon dans une large zone c\u00f4ti\u00e8re du sud-ouest au nord-ouest de la France et sur les contreforts ouest du Massif central.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/section><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_9'  class='avia-section av-k2d4n9-d09b695eb10df5230abcad5f3f2bae6e main_color avia-section-default avia-no-border-styling  avia-builder-el-63  el_after_av_section  avia-builder-el-last  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5301'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jqtynp-1beb7726a3e40a3a2ff550f604006555\">\n.flex_column.av-jqtynp-1beb7726a3e40a3a2ff550f604006555{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-jqtynp-1beb7726a3e40a3a2ff550f604006555 av_one_full  avia-builder-el-64  el_before_av_two_third  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-gswy51-d374f2828cdaf7dcb7b1c17c4283026b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1 style=\"text-align: center;\">R\u00e9glementations<\/h1>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-fj7xgl-e95092eb82d48dad55525b44f6c20459\">\n#top .hr.hr-invisible.av-fj7xgl-e95092eb82d48dad55525b44f6c20459{\nheight:30px;\n}\n<\/style>\n<div  class='hr av-fj7xgl-e95092eb82d48dad55525b44f6c20459 hr-invisible  avia-builder-el-66  el_after_av_textblock  avia-builder-el-last '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-enit7p-e237fd33c15b1f5e4de3693f71990dfa\">\n.flex_column.av-enit7p-e237fd33c15b1f5e4de3693f71990dfa{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-enit7p-e237fd33c15b1f5e4de3693f71990dfa av_two_third  avia-builder-el-67  el_after_av_one_full  el_before_av_one_third  first flex_column_div av-zero-column-padding  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-19m4qt-09930b50299497de38a36c0b6e430b26\">\n#top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 p.toggler{\nbackground-color:#dbdbcf;\nborder-color:#576b35;\n}\n#top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 p.toggler.activeTitle{\ncolor:#576b35;\nborder-color:#576b35;\nbackground-color:#b9baa1;\n}\n#top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 p.toggler:not(.activeTitle):hover{\ncolor:#ffffff;\nbackground-color:#576b35;\n}\n#top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 p.toggler:not(.activeTitle):hover .toggle_icon, #top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 p.toggler:not(.activeTitle):hover .toggle_icon *{\nborder-color:#ffffff !important;\n}\n#top .togglecontainer.av-19m4qt-09930b50299497de38a36c0b6e430b26 .toggle_wrap .toggle_content{\nbackground-color:#dbdbcf;\nborder-color:#576b35;\n}\n<\/style>\n<div  class='togglecontainer av-19m4qt-09930b50299497de38a36c0b6e430b26 av-elegant-toggle  avia-builder-el-68  el_before_av_hr  avia-builder-el-first  toggle_close_all hasCurrentStyle' >\n<section class='av_toggle_section av-1307xh-f4a048aa2e1f6fd27adc42e81a658c00'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{Tout} \"  ><p id='toggle-toggle-id-1' data-fake-id='#toggle-id-1' class='toggler  av-title-above av-inherit-border-color'  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-1' data-slide-speed=\"200\" data-title=\"R\u00e9glementation Europ\u00e9enne\" data-title-open=\"\" data-aria_collapsed=\"Cliquez pour \u00e9tendre : R\u00e9glementation Europ\u00e9enne\" data-aria_expanded=\"Cliquez pour r\u00e9duire : R\u00e9glementation Europ\u00e9enne\">R\u00e9glementation Europ\u00e9enne<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p><div id='toggle-id-1' aria-labelledby='toggle-toggle-id-1' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color av-inherit-border-color'  itemprop=\"text\" ><p><strong><em>Les isolats non-UE <\/em><\/strong><em>(provenant de pays tiers)<\/em><strong><em> de Phytophthora ramorum <\/em><\/strong><em>sont <\/em>r\u00e9glement\u00e9s sur le territoire de l\u2019Union Europ\u00e9enne (UE) en tant qu\u2019<strong>organismes de quarantaine (OQ)<\/strong> dont la pr\u00e9sence n\u2019est pas connue sur le territoire de l\u2019UE, au titre du <a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/HTML\/?uri=CELEX:32016R2031&amp;from=FR\">R\u00e8glement (UE) 2016\/2031 du 26 octobre 2016 relatif aux mesures de protection contre les organismes nuisibles aux v\u00e9g\u00e9taux<\/a>. Les modalit\u00e9s d\u2019ex\u00e9cution de ce nouveau r\u00e8glement sont pr\u00e9cis\u00e9es dans le <a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/HTML\/?uri=CELEX:32019R2072&amp;from=FR\">R\u00e8glement d\u2019ex\u00e9cution (UE) 2019\/2072 de la Commission du 28 novembre 2019 \u00e9tablissant des conditions uniformes pour la mise en \u0153uvre du r\u00e8glement (UE) 2016\/2031 du Parlement europ\u00e9en et du Conseil, en ce qui concerne les mesures de protection contre les organismes nuisibles aux v\u00e9g\u00e9taux<\/a>, aussi appel\u00e9 \u00ab Big Act \u00bb.<\/p>\n<p><strong><em>Les isolats non-UE <\/em><\/strong><em>(provenant de pays tiers)<\/em><strong><em> de Phytophthora ramorum <\/em><\/strong><em>sont \u00e9galement <\/em>r\u00e9glement\u00e9s sur le territoire de l\u2019Union Europ\u00e9enne (UE) en tant <strong>Organismes de Quarantaine de Zone Prot\u00e9g\u00e9e (OQ-ZP)<\/strong>. Toute la france, \u00e0 l\u2019exception du Finist\u00e8re (Bretagne), constitue une zone prot\u00e9g\u00e9e jusqu\u2019au 30\/04\/2023. Les v\u00e9g\u00e9taux et autres produits (bois, \u2026) potentiellement h\u00f4tes de <em>P. ramorum<\/em> doivent donc circuler dans et vers ces zones avec un Passeport Phytosanitaire ZP. Certaines restrictions concernant la circulation de mat\u00e9riel v\u00e9g\u00e9tal existent \u00e9galement entre ces zones. La liste des v\u00e9g\u00e9taux, produits v\u00e9g\u00e9taux et autres objets dont l\u2019introduction dans certaines zones prot\u00e9g\u00e9es est interdite est pr\u00e9sent\u00e9e en annexe IX. La liste des v\u00e9g\u00e9taux, produits v\u00e9g\u00e9taux et autres objets destin\u00e9s \u00e0 \u00eatre introduits ou d\u00e9plac\u00e9s dans les zones prot\u00e9g\u00e9es ainsi que les exigences particuli\u00e8res correspondantes pour les zones prot\u00e9g\u00e9es est pr\u00e9sent\u00e9e en Annexe X.<\/p>\n<p id=\"d1e39-37-1\" class=\"doc-ti\">La <a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/?qid=1586522283690&amp;uri=CELEX:32002D0757\">d\u00e9cision (UE) 2002\/757 du 19 septembre 2002<\/a> pr\u00e9cise les mesures provisoires d\u2019urgence en mati\u00e8re phytosanitaire visant \u00e0 emp\u00eacher l\u2019introduction et la propagation dans la Communaut\u00e9 de <span class=\"italic\"><em><span class=\"highlight\">Phytophthora<\/span> <\/em><span class=\"highlight\"><em>ramorum<\/em>. <\/span><\/span><\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-8xoeit-66a4117395693b667f3de53287aad170'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{Tout} \"  ><p id='toggle-toggle-id-2' data-fake-id='#toggle-id-2' class='toggler  av-title-above av-inherit-border-color'  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-2' data-slide-speed=\"200\" data-title=\"R\u00e9glementation Nationale\" data-title-open=\"\" data-aria_collapsed=\"Cliquez pour \u00e9tendre : R\u00e9glementation Nationale\" data-aria_expanded=\"Cliquez pour r\u00e9duire : R\u00e9glementation Nationale\">R\u00e9glementation Nationale<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p><div id='toggle-id-2' aria-labelledby='toggle-toggle-id-2' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color av-inherit-border-color'  itemprop=\"text\" ><p><em>P. ramorum<\/em> ne fait pas l\u2019objet d\u2019une r\u00e9glementation nationale sp\u00e9cifique.<\/p>\n<\/div><\/div><\/div><\/section>\n<\/div><br \/>\n<div  class='hr av-7g3tid-70ca2bd3208ba40fd8ff947988fa4a96 hr-default  avia-builder-el-69  el_after_av_toggle_container  el_before_av_social_share '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='av-social-sharing-box av-5t1mat-7121d9bfdecf324123b7135f2bc75c8b av-social-sharing-box-default  avia-builder-el-70  el_after_av_hr  avia-builder-el-last  av-social-sharing-box-fullwidth'><div class=\"av-share-box\"><h5 class='av-share-link-description av-no-toc '>Partager cet entr\u00e9e<\/h5><ul class=\"av-share-box-list noLightbox\"><li class='av-share-link av-social-link-facebook avia_social_iconfont' ><a target=\"_blank\" aria-label=\"Partager sur Facebook\" href='https:\/\/www.facebook.com\/sharer.php?u=https:\/\/www.fredonoccitanie.com\/surveillance\/toutes-cultures\/le-phytophthora-ramorum\/&#038;t=Le%20Phytophthora%20ramorum' data-av_icon='\ue8f3' 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avia-builder-el-last  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-2bynth-a03e93efd4a851bec9315c7170126944 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock bloc_infos'  itemprop=\"text\" ><h2>Ressources<\/h2>\n<ul>\n<li><a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/HTML\/?uri=CELEX:32016R2031&amp;from=FR\">R\u00e8glement (UE) 2016\/2031 du 26 octobre 2016<\/a><\/li>\n<li><a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/HTML\/?uri=CELEX:32019R2072&amp;from=FR\">R\u00e8glement d\u2019ex\u00e9cution (UE) 2019\/2072 du 28 novembre 2019<\/a><\/li>\n<li><a href=\"https:\/\/eur-lex.europa.eu\/legal-content\/FR\/TXT\/?qid=1586522283690&amp;uri=CELEX:32002D0757\">D\u00e9cision 2002\/757\/CE du 19 Septembre 2002<\/a><\/li>\n<\/ul>\n<\/div><\/section><\/div>\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":9226,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5301","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/pages\/5301","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/comments?post=5301"}],"version-history":[{"count":5,"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/pages\/5301\/revisions"}],"predecessor-version":[{"id":9997,"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/pages\/5301\/revisions\/9997"}],"up":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/pages\/9226"}],"wp:attachment":[{"href":"https:\/\/www.fredonoccitanie.com\/surveillance\/wp-json\/wp\/v2\/media?parent=5301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}