{"id":7401,"date":"2026-06-10T17:05:03","date_gmt":"2026-06-10T17:05:03","guid":{"rendered":"https:\/\/pawel.stefanoff.pl\/bugs\/?p=7401"},"modified":"2026-07-22T19:35:38","modified_gmt":"2026-07-22T19:35:38","slug":"2026-06-the-voracious-brown-willow-beetle-pl","status":"publish","type":"post","link":"https:\/\/pawel.stefanoff.pl\/bugs\/pl\/posts\/2026-06-the-voracious-brown-willow-beetle-pl\/","title":{"rendered":"Miniaturowi sabota\u017cy\u015bci zielonej energii: Na tropie szarynki wiklin\u00f3wki"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Poznajcie szarynk\u0119 wiklin\u00f3wk\u0119 (<em>Galerucella lineola<\/em>) \u2013 niewielkiego, mierz\u0105cego zaledwie 4\u20136 milimetr\u00f3w chrz\u0105szcza z rodziny stonkowatych, kt\u00f3ry wywiera ogromny wp\u0142yw na otaczaj\u0105cy go ekosystem. Zar\u00f3wno doros\u0142e osobniki, jak i ich przypominaj\u0105ce g\u0105sienice larwy s\u0105 \u017car\u0142ocznymi amatorami zieleni \u2013 agresywnie wygryzaj\u0105 dziury w li\u015bciach wierzby, olszy i leszczyny, potrafi\u0105c ogo\u0142oci\u0107 ca\u0142e ga\u0142\u0119zie. Poniewa\u017c wierzby s\u0105 powszechnie uprawiane w Europie P\u00f3\u0142nocnej i Ameryce P\u00f3\u0142nocnej jako odnawialne \u017ar\u00f3d\u0142o energii (biomasa), te ma\u0142e owady uznaje si\u0119 za powa\u017cne szkodniki ekonomiczne. Jedna samica mo\u017ce z\u0142o\u017cy\u0107 do 400 jaj, a \u015bwie\u017co wyklute larwy natychmiast rzucaj\u0105 si\u0119 na m\u0142ode p\u0105ki. Chrz\u0105szcze te s\u0105 \u015bci\u015ble przywi\u0105zane do wilgotnych, podmok\u0142ych i s\u0142onecznych teren\u00f3w. Delikatne larwy s\u0105 wyj\u0105tkowo wra\u017cliwe na wysychanie, co zmusza ten gatunek do trzymania si\u0119 wilgotnych nisz ekologicznych, nawet je\u015bli jako\u015b\u0107 po\u017cywienia jest tam ni\u017csza ni\u017c w suchych miejscach. W obliczu zagro\u017cenia ze strony drapie\u017cnik\u00f3w (np. biedronek), szubargi stosuj\u0105 wojn\u0119 chemiczn\u0105, wydzielaj\u0105c ze specjalnych gruczo\u0142\u00f3w lotne aldehydy. Podczas mojej wyprawy rowerowej wzd\u0142u\u017c wybrze\u017cy Szwecji i Finlandii w czerwcu 2026 roku wielokrotnie wpada\u0142em na te niesforne chrz\u0105szcze, w tym r\u00f3wnie\u017c podczas kopulacji.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Poznajcie szarynk\u0119 wiklin\u00f3wk\u0119 (Galerucella lineola) \u2013 niewielkiego, mierz\u0105cego zaledwie 4\u20136 milimetr\u00f3w chrz\u0105szcza z rodziny stonkowatych, kt\u00f3ry wywiera ogromny wp\u0142yw na [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":7393,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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