{"id":3051,"date":"2020-02-25T16:12:34","date_gmt":"2020-02-25T15:12:34","guid":{"rendered":"http:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/?page_id=3051"},"modified":"2024-11-06T13:33:55","modified_gmt":"2024-11-06T12:33:55","slug":"krytonosec-olsovy","status":"publish","type":"page","link":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/krytonosec-olsovy\/","title":{"rendered":"krytonosec ol\u0161ov\u00fd"},"content":{"rendered":"\n<p class=\"has-medium-font-size\"><strong><em>Cryptorhynchus lapathi <\/em><\/strong><strong>(Linnaeus, 1758) <\/strong><\/p>\n\n\n\n<p>TAXONOMICK\u00c9 ZA\u0158AZEN\u00cd:<br>\u0158\u00e1d: brouci (Coleoptera)<br>\u010cele\u010f: nosatcovit\u00ed (Curculionidae)<br>Rod: krytonosec (<em>Cryptorhynchus<\/em>)<\/p>\n\n\n\n<p><strong>HOSTITELSK\u00c9 D\u0158EVINY: <\/strong>p\u0159edev\u0161\u00edm vrby (<em>Salix<\/em> spp.) a ol\u0161e (<em>Alnus<\/em> spp.), p\u0159\u00edpadn\u011btopoly (<em>Populus<\/em> spp.) \u010di b\u0159\u00edzy (<em>Betula<\/em> spp.).<\/p>\n\n\n\n<p><strong>POPIS DRUHU: <\/strong>Brouci jsou 6\u201310 mm dlouz\u00ed, tmav\u011b hn\u011bd\u00ed a\u017e t\u00e9m\u011b\u0159 \u010dern\u00ed, s\u00a0posledn\u00ed t\u0159etinou krovek b\u011blavou, u mlad\u00fdch jedinc\u016f nar\u016f\u017eov\u011blou. Na spodn\u00ed stran\u011b stehen maj\u00ed 2 mal\u00e9 zoubky. Hlava je prota\u017eena v\u00a0zahnut\u00fd, pro nosatce typick\u00fd nosec, osazen\u00fd lomen\u00fdmi tykadly. Vaj\u00ed\u010dka jsou kr\u00e9mov\u011b b\u00edl\u00e1 asi 1 mm velk\u00e1. Larvy jsou 8\u201310 mm velk\u00e9, kr\u00e9mov\u011b b\u00edl\u00e9 s\u00a0hn\u011bdou hlavou. <\/p>\n\n\n\n<p><\/p>\n\n\n<style type=\"text\/css\">\n#foogallery-gallery-3581 .fg-image { width: 560px; }\n#foogallery-gallery-3581 { --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-3581\" 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\/2024\/11\/001-larva.jpg\" data-caption-title=\"Larva, 2009.\" data-caption-desc=\"Larva, 2009.\" data-attachment-id=\"4707\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img fetchpriority=\"high\" decoding=\"async\" title=\"Larva, 2009.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/001-larva\/2758449869.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\">Larva, 2009.<\/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\/2024\/11\/002-brouk-3.jpg\" data-caption-title=\"Brouk, 2009.\" data-caption-desc=\"Brouk, 2009.\" data-attachment-id=\"4708\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Brouk, 2009.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/002-brouk-3\/3158826238.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\">Brouk, 2009.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>EKOLOGIE DRUHU:<\/strong> mlad\u00ed brouci se objevuj\u00ed v\u00a0\u010dervnu. Oplodn\u011bn\u00e9 sami\u010dky kladou jednotliv\u00e1 vaj\u00ed\u010dka do jamek vykousan\u00fdch v\u00a0k\u016f\u0159e km\u00ednk\u016f a v\u011btv\u00ed. Vyl\u00edhl\u00e9 larvy nep\u0159ij\u00edmaj\u00ed potravu a spolu s\u00a0pozd\u011bji nakladen\u00fdmi vaj\u00ed\u010dky p\u0159ezimuj\u00ed. Na ja\u0159e spolu s\u00a0\u010derstv\u011b vyl\u00edhl\u00fdmi larvami vy\u017e\u00edraj\u00ed v\u00a0kambiu a\u00a0l\u00fdku p\u0159\u00ed\u010dn\u011b plo\u0161n\u00e9 chodby. Pozd\u011bji pronikaj\u00ed do d\u0159eva, v p\u0159\u00edpad\u011b tenk\u00fdch v\u011btv\u00ed a\u017e do d\u0159en\u011b, kde vytv\u00e1\u0159\u00ed a\u017e 10 cm dlouh\u00e9 chodby. Chodby jsou \u010d\u00e1ste\u010dn\u011b zapln\u011bn\u00e9 hrub\u00fdmi drtinkami a \u010d\u00e1st t\u011bchto drtinek je larvami vyhazov\u00e1na ven, \u010d\u00edm\u017e vznik\u00e1 n\u00e1padn\u00e9 vn\u011bj\u0161\u00ed po\u0161kozen\u00ed. Dorostl\u00e9 larvy se kukl\u00ed v\u00a0kukeln\u00e9 kol\u00e9bce na konci chodby. Nov\u00ed brouci opou\u0161t\u00ed chodbu okrouhl\u00fdm v\u00fdletov\u00fdm otvorem. V\u00a0mnoh\u00fdch p\u0159\u00edpadech sami\u010dky na podzim nevykladou v\u0161echna vaj\u00ed\u010dka a p\u0159ezimuj\u00ed. Zbytek vaj\u00ed\u010dek kladou a\u017e na ja\u0159e p\u0159\u00ed\u0161t\u00edho roku. Larvi\u010dky, vyl\u00edhl\u00e9 z\u00a0t\u011bchto vaj\u00ed\u010dek, prod\u011bl\u00e1vaj\u00ed n\u00e1sleduj\u00edc\u00ed rok diapauzu. Aktivn\u00ed jsou a\u017e na ja\u0159e dal\u0161\u00edho roku a mlad\u00ed brouci se objevuj\u00ed a\u017e v\u00a02. polovin\u011b \u010dervence \u010di v srpnu. Druh tedy m\u016f\u017ee m\u00edt bu\u010f jednoletou, nebo dvouletou generaci.<\/p>\n\n\n\n<p><strong>V\u00ddZNAM DRUHU: <\/strong>krytonosec ol\u0161ov\u00fd napad\u00e1 p\u0159edev\u0161\u00edm mlad\u0161\u00ed d\u0159eviny. Brouci sv\u00fdm \u017e\u00edrem po\u0161kozuj\u00ed mlad\u00e9 v\u00fdhonky, do kter\u00fdch vykous\u00e1vaj\u00ed 0,5  mm velk\u00e9, okrouhl\u00e9 otvory, skrz kter\u00e9 po\u0161kozuj\u00ed l\u00fdkovou a kambi\u00e1ln\u00ed \u010d\u00e1st. Hlavn\u00edm probl\u00e9mem jsou v\u0161ak larvy. K\u016fra nad jimi po\u0161kozen\u00fdm m\u00edstem hn\u011bdne, propad\u00e1 se a \u010dasem se zavaluje nebo opad\u00e1v\u00e1. V\u011btvi\u010dky napaden\u00fdch ol\u0161\u00ed kolem poran\u011bn\u00fdch m\u00edst du\u0159\u00ed. P\u0159i siln\u011bj\u0161\u00edm napaden\u00ed se mohou d\u0159eviny v\u00a0zim\u011b l\u00e1mat pod t\u00edhou sn\u011bhu. Mlad\u00e9 stromky mnohdy zcela\u00a0odum\u0159ou.<\/p>\n\n\n\n<p><\/p>\n\n\n<style type=\"text\/css\">\n#foogallery-gallery-3582 .fg-image { width: 365px; }\n#foogallery-gallery-3582 { --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-3582\" 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\/2024\/11\/003-napadeny-kminek-vrby-s-vytlacenymi-drtinkami.jpg\" data-caption-title=\"Napaden\u00fd km\u00ednek vrby s vytla\u010den\u00fdmi drtinkami, 2009.\" data-caption-desc=\"Napaden\u00fd km\u00ednek vrby s vytla\u010den\u00fdmi drtinkami, 2009.\" data-attachment-id=\"4709\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Napaden\u00fd km\u00ednek vrby s vytla\u010den\u00fdmi drtinkami, 2009.\" width=\"365\" height=\"320\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/003-napadeny-kminek-vrby-s-vytlacenymi-drtinkami\/134670318.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22365%22%20height%3D%22320%22%20viewBox%3D%220%200%20365%20320%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\">Napaden\u00fd km\u00ednek vrby s vytla\u010den\u00fdmi drtinkami, 2009.<\/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\/2024\/11\/004-detail-otvoru-s-drtinkami.jpg\" data-caption-title=\"Detail otvoru s drtinkami, 2009.\" data-caption-desc=\"Detail otvoru s drtinkami, 2009.\" data-attachment-id=\"4710\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Detail otvoru s drtinkami, 2009.\" width=\"365\" height=\"320\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/004-detail-otvoru-s-drtinkami\/4293706272.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22365%22%20height%3D%22320%22%20viewBox%3D%220%200%20365%20320%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\">Detail otvoru s drtinkami, 2009.<\/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\/2024\/11\/krytonosec-ols_pozerek.jpg\" data-caption-title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" data-caption-desc=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" data-attachment-id=\"4711\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" width=\"365\" height=\"320\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/krytonosec-ols_pozerek\/1024871592.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22365%22%20height%3D%22320%22%20viewBox%3D%220%200%20365%20320%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\">Po\u017eerek, sb\u00edrky \u00daOLM.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cryptorhynchus lapathi (Linnaeus, 1758) TAXONOMICK\u00c9 ZA\u0158AZEN\u00cd:\u0158\u00e1d: brouci (Coleoptera)\u010cele\u010f: nosatcovit\u00ed (Curculionidae)Rod: krytonosec (Cryptorhynchus) HOSTITELSK\u00c9 D\u0158EVINY: p\u0159edev\u0161\u00edm [&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-3051","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/3051","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=3051"}],"version-history":[{"count":3,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/3051\/revisions"}],"predecessor-version":[{"id":3776,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/3051\/revisions\/3776"}],"wp:attachment":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/media?parent=3051"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}