{"id":1738,"date":"2020-02-12T10:09:55","date_gmt":"2020-02-12T09:09:55","guid":{"rendered":"http:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/?page_id=1738"},"modified":"2024-11-06T13:35:18","modified_gmt":"2024-11-06T12:35:18","slug":"lykohub-smrkovy","status":"publish","type":"page","link":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/lykohub-smrkovy\/","title":{"rendered":"l\u00fdkohub smrkov\u00fd"},"content":{"rendered":"\n<p style=\"text-align:left\" class=\"has-medium-font-size\"><em>Dendroctonus micans <\/em>Kugelann, 1794<\/p>\n\n\n\n<p style=\"text-align:left\">Taxonomick\u00e9 za\u0159azen\u00ed:<br>\u0158\u00e1d: brouci (<em>Coleoptera<\/em>)<br>\u010cele\u010f: nosatcovit\u00ed (<em>Curculionidae<\/em>)<\/p>\n\n\n\n<p><strong>Hostitelsk\u00e9 d\u0159eviny:<\/strong><strong> <\/strong>smrk (<em>Picea <\/em>spp<em>.<\/em>), m\u00e9n\u011b \u010dasto borovice (<em>Pinus <\/em>spp.).<\/p>\n\n\n\n<p><strong>Popis: <\/strong>Brouk je 5,5\u20139 mm dlouh\u00fd, T\u011blo je \u0161iroce v\u00e1lcovit\u00e9, smoln\u011b \u010dern\u00e9, leskl\u00e9 a na povrchu pokryto jemn\u00fdmi zlatav\u00fdmi chloupky. \u0160t\u00edt je vp\u0159edu za\u0161krcen\u011b z\u00fa\u017een\u00fd, o m\u00e1lo \u0161ir\u0161\u00ed ne\u017e del\u0161\u00ed, nep\u0159\u00edli\u0161 hust\u011b te\u010dkovan\u00fd. Krovky jsou jemn\u011b v r\u00fdh\u00e1ch te\u010dkovan\u00e9, mezir\u00fd\u017e\u00ed jsou \u0161irok\u00e1, jemn\u011b hrbolkovan\u00e1. Tvarem t\u011bla se podob\u00e1 l\u00fdkohub\u016fm rodu <em>Tomicus<\/em>.<\/p>\n\n\n\n<p><strong>Ekologie druhu: <\/strong>V na\u0161ich podm\u00ednk\u00e1ch maj\u00ed nej\u010dast\u011bji jednu generaci do roka. N\u00e1let na nov\u00e9 stromy prob\u00edh\u00e1 obvykle v kv\u011btnu a \u010dervnu, p\u0159\u00edpadn\u011b na podzim (p\u0159i nep\u0159\u00edzniv\u00fdch podm\u00ednk\u00e1ch v l\u00e9t\u011b). Brouci se nej\u010dast\u011bji p\u00e1\u0159\u00ed v m\u00edst\u011b sv\u00e9ho v\u00fdvoje. Oplodn\u011bn\u00e1 samice napad\u00e1 nov\u00e9 stromy nebo nenapaden\u00e9 \u010d\u00e1sti hostitelsk\u00e9ho stromu, kde hlod\u00e1 5\u201315 cm dlouh\u00e9 a 5 mm \u0161irok\u00e9 mate\u010dn\u00e9 chodby, kter\u00e9 prob\u00edhaj\u00ed p\u0159\u00ed\u010dn\u011b, \u0161ikmo i pod\u00e9ln\u011b. M\u00edsta z\u00e1vrt\u016f jsou charakteristick\u00e1 n\u00e1levkovit\u00fdm v\u00fdronem prysky\u0159ice sm\u00ed\u0161en\u00e9 s&nbsp;drtinkami. Vaj\u00ed\u010dka jsou kladena ve velk\u00e9m mno\u017estv\u00ed (kolem 150 ks) v&nbsp;hrom\u00e1dk\u00e1ch na spodn\u00ed stranu mate\u010dn\u00e9 chodby. Larvy spole\u010dn\u011b vy\u017e\u00edraj\u00ed v&nbsp;l\u00fdku nepravideln\u00e9 plo\u0161n\u00e9 chodby a pevn\u011b je ucp\u00e1vaj\u00ed drtinkami s&nbsp;trusem. Po p\u0159ezimov\u00e1n\u00ed pokra\u010duj\u00ed ve spole\u010dn\u00e9m \u017e\u00edru, koncem v\u00fdvoje ji\u017e \u017eerou samostatn\u011b. Kukl\u00ed se v&nbsp;m\u00edst\u011b \u017e\u00edru v&nbsp;samostatn\u00fdch kuklov\u00fdch kol\u00e9bk\u00e1ch. Brouci se l\u00edhnou cca po t\u0159ech t\u00fddnech a absolvuj\u00ed zralostn\u00ed \u017e\u00edr v&nbsp;sousedstv\u00ed m\u00edst, kde se vyl\u00edhli. V\u00fdvoj je jednolet\u00fd a\u017e dvoulet\u00fd. <\/p>\n\n\n\n<p><strong>V\u00fdznam druhu: <\/strong>Os\u00eddluje mechanicky po\u0161kozen\u00e9 stromy (r\u00e1ny na ko\u0159enov\u00fdch n\u00e1b\u011bz\u00edch nebo kmeni) nebo stromy po\u0161kozen\u00e9 hnilobou, p\u0159i p\u0159emno\u017een\u00ed se m\u016f\u017ee \u0161\u00ed\u0159it i na zdrav\u00e9 stromy. Nej\u010dast\u011bji nal\u00e9t\u00e1v\u00e1 na paty kmen\u016f dosp\u011bl\u00fdch smrk\u016f, lze ho nal\u00e9zt a\u017e do \u00farovn\u011b prvn\u00edch v\u011btv\u00ed. Na na\u0161em \u00fazem\u00ed dosud nebylo pozorov\u00e1no v\u00fdznamn\u011bj\u0161\u00ed po\u0161kozen\u00ed porost\u016f, v\u011bt\u0161\u00ed po\u0161kozen\u00ed jsou v\u0161ak z\u00a0Evropy zn\u00e1ma (nejbl\u00ed\u017ee v\u00a0N\u011bmecku a Polsku). <\/p>\n\n\n<style type=\"text\/css\">\n#foogallery-gallery-2692 .fg-image { width: 560px; }\n#foogallery-gallery-2692 { --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-2692\" data-foogallery=\"{&quot;item&quot;:{&quot;showCaptionTitle&quot;:true,&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\/lykohub-smrk_pozerek.jpg\" data-caption-title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" data-attachment-id=\"4760\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img fetchpriority=\"high\" decoding=\"async\" title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/lykohub-smrk_pozerek\/1888077252.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-title\">Po\u017eerek, sb\u00edrky \u00daOLM.<\/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\/lykohub-smrk_pozerek2.jpg\" data-caption-title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" data-attachment-id=\"4761\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" title=\"Po\u017eerek, sb\u00edrky \u00daOLM.\" width=\"560\" height=\"430\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/wp-content\/uploads\/cache\/2024\/11\/lykohub-smrk_pozerek2\/3664505742.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-title\">Po\u017eerek, sb\u00edrky \u00daOLM.<\/div><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Dendroctonus micans Kugelann, 1794 Taxonomick\u00e9 za\u0159azen\u00ed:\u0158\u00e1d: brouci (Coleoptera)\u010cele\u010f: nosatcovit\u00ed (Curculionidae) Hostitelsk\u00e9 d\u0159eviny: smrk (Picea spp.), [&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-1738","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/1738","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=1738"}],"version-history":[{"count":2,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/1738\/revisions"}],"predecessor-version":[{"id":2693,"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/pages\/1738\/revisions\/2693"}],"wp:attachment":[{"href":"https:\/\/rumex.mendelu.cz\/atlasposkozenidrevin\/index.php\/wp-json\/wp\/v2\/media?parent=1738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}