{"id":676,"date":"2019-08-19T15:11:52","date_gmt":"2019-08-19T13:11:52","guid":{"rendered":"http:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/?page_id=676"},"modified":"2024-11-06T13:33:55","modified_gmt":"2024-11-06T12:33:55","slug":"krvaciva-rakovina-olsi","status":"publish","type":"page","link":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/krvaciva-rakovina-olsi\/","title":{"rendered":"krv\u00e1civ\u00e1 rakovina ol\u0161\u00ed"},"content":{"rendered":"\n<p style=\"text-align:left\" class=\"has-medium-font-size\"><strong><em>Phytophthora alni <\/em>Brasier &amp; S.A. Kirk <\/strong><\/p>\n\n\n\n<p>HOSTITELSK\u00c9 D\u0158EVINY: ol\u0161e (<em>Alnus<\/em>).<\/p>\n\n\n\n<p>SYMPTOMY A BIONOMIE: na borce d\u0159evin se objevuj\u00ed mokvav\u00e9 l\u00e9ze a v\u00fdtoky (krv\u00e1civ\u00e1 rakovina), ve spodn\u00ed \u010d\u00e1sti kmen\u016f jsou p\u0159\u00edtomny jazykovit\u00e9 nekr\u00f3zy vodiv\u00fdch pletiv, pod borkou jsou rud\u011b a\u017e \u010dervenav\u011b zbarven\u00e9 nekr\u00f3zy, borka postupn\u011b odum\u00edr\u00e1 a odlupuje se v&nbsp;p\u00e1sech. Na jej\u00edm povrchu se mohou objevovat hn\u011bdo\u010dern\u00e9 exud\u00e1ty, v\u011bt\u0161inou v&nbsp;polovin\u011b srpna a pozd\u011bji, postupn\u011b se tyto exud\u00e1ty rozpadaj\u00ed a borka je z\u010dernal\u00e1, vypad\u00e1 jako o\u017eehnut\u00e1.&nbsp; Patogen se do d\u0159eviny dost\u00e1v\u00e1 p\u0159es ko\u0159enov\u00fd syst\u00e9m a n\u00e1sledn\u011b se infekce projevuje zpo\u010d\u00e1tku vegetace jen pozd\u011bj\u0161\u00edm ra\u0161en\u00edm, pozd\u011bji i prosych\u00e1n\u00edm \u010d\u00e1st\u00ed nebo i cel\u00fdch korun strom\u016f. Barva list\u016f je sv\u011btlej\u0161\u00ed, listov\u00e9 \u010depele jsou men\u0161\u00ed ne\u017e u zdrav\u00fdch strom\u016f. N\u00e1kaza se projevuje v&nbsp;ohnisc\u00edch a \u0161\u00ed\u0159\u00ed se hlavn\u011b pod\u00e9l vodn\u00edch tok\u016f. <\/p>\n\n\n\n<p>V\u00ddZNAM A OCHRANA: patogen se \u0161\u00ed\u0159\u00ed velmi rychle vodou, pod\u00edl\u00ed se na rozpadu b\u0159ehov\u00fdch porost\u016f, kde ol\u0161e jsou jednou z&nbsp;hlavn\u00edch d\u0159evin. V&nbsp;sou\u010dasnosti se nach\u00e1z\u00ed na \u00fazem\u00ed cel\u00e9 republiky, v&nbsp;povod\u00ed v\u011bt\u0161iny tok\u016f a to ve st\u0159edn\u00edch a ni\u017e\u0161\u00edch poloh\u00e1ch. &nbsp;Opat\u0159en\u00ed \u0161\u00ed\u0159en\u00ed a samotn\u00e1 ochrana je velmi problematick\u00e1. Aplikace fungicid\u016f je v&nbsp;podstat\u011b z&nbsp;d\u016fvod\u016f bl\u00edzkosti vodn\u00edch tok\u016f nemo\u017en\u00e1.<\/p>\n\n\n\n<p>MO\u017dNOST Z\u00c1M\u011aNY: symptomy jsou natolik typick\u00e9, \u017ee z\u00e1m\u011bna je vylou\u010dena.<\/p>\n\n\n\n<p><\/p>\n\n\n<style type=\"text\/css\">\n#foogallery-gallery-3191 .fg-image { width: 560px; }\n#foogallery-gallery-3191 { --fg-gutter: 10px; }<\/style>\n\t\t\t<div class=\"foogallery foogallery-container foogallery-default foogallery-lightbox-none fg-left fg-default fg-ready fg-light fg-border-thin fg-shadow-outline fg-loading-default fg-loaded-fade-in fg-caption-always fg-hover-fade fg-hover-zoom\" id=\"foogallery-gallery-3191\" data-foogallery=\"{&quot;item&quot;:{&quot;showCaptionTitle&quot;:false,&quot;showCaptionDescription&quot;:true},&quot;lazy&quot;:true}\" style=\"--fg-title-line-clamp: 0; --fg-description-line-clamp: 0;\" >\n\t<div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/2020\/02\/27.5.2006-058.jpg\" data-caption-title=\"Symptomy opo\u017ed\u011bn\u00e9ho ra\u0161en\u00ed ol\u0161\u00ed, \u010ceskomoravsk\u00e1 vyso\u010dina 2006.\" data-caption-desc=\"Symptomy opo\u017ed\u011bn\u00e9ho ra\u0161en\u00ed ol\u0161\u00ed, \u010ceskomoravsk\u00e1 vyso\u010dina 2006.\" data-attachment-id=\"2430\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img fetchpriority=\"high\" decoding=\"async\" title=\"Symptomy opo\u017ed\u011bn\u00e9ho ra\u0161en\u00ed ol\u0161\u00ed, \u010ceskomoravsk\u00e1 vyso\u010dina 2006.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2020\/02\/27_5_2006-058\/2139324522.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22560%22%20height%3D%22430%22%20viewBox%3D%220%200%20560%20430%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-desc\">Symptomy opo\u017ed\u011bn\u00e9ho ra\u0161en\u00ed ol\u0161\u00ed, \u010ceskomoravsk\u00e1 vyso\u010dina 2006.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/2020\/02\/27.5.2006-070.jpg\" data-caption-title=\"Krv\u00e1civ\u00e9 l\u00e9ze na k\u016f\u0159e, Brno, Svitava 2008.\" data-caption-desc=\"Krv\u00e1civ\u00e9 l\u00e9ze na k\u016f\u0159e, Brno, Svitava 2008.\" data-attachment-id=\"2431\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Krv\u00e1civ\u00e9 l\u00e9ze na k\u016f\u0159e, Brno, Svitava 2008.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2020\/02\/27_5_2006-070\/256249846.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22560%22%20height%3D%22430%22%20viewBox%3D%220%200%20560%20430%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><div class=\"fg-caption-desc\">Krv\u00e1civ\u00e9 l\u00e9ze na k\u016f\u0159e, Brno, Svitava 2008.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Phytophthora alni Brasier &amp; S.A. Kirk HOSTITELSK\u00c9 D\u0158EVINY: ol\u0161e (Alnus). SYMPTOMY A BIONOMIE: na borce [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template-full-width.php","meta":{"footnotes":""},"class_list":["post-676","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/676","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/comments?post=676"}],"version-history":[{"count":6,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/676\/revisions"}],"predecessor-version":[{"id":3192,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/676\/revisions\/3192"}],"wp:attachment":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/media?parent=676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}