[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.mhv.sk\/uzitocna-lienka-pomocnik-polnohospodara\/#Article","mainEntityOfPage":"https:\/\/www.mhv.sk\/uzitocna-lienka-pomocnik-polnohospodara\/","headline":"U\u017eito\u010dn\u00e1 lienka, pomocn\u00edk po\u013enohospod\u00e1ra","name":"U\u017eito\u010dn\u00e1 lienka, pomocn\u00edk po\u013enohospod\u00e1ra","description":"– Lienky s\u00fa v\u0161eobecne pova\u017eovan\u00e9 za u\u017eito\u010dn\u00fd hmyz a jeden z najv\u00e4\u010d\u0161\u00edch spojencov po\u013enohospod\u00e1ra a z\u00e1hradn\u00edka, preto\u017ee mnoho druhov sa \u017eiv\u00ed vo\u0161kami alebo hmyzom, ktor\u00e9 s\u00fa \u0161kodcami v z\u00e1hrad\u00e1ch, po\u013enohospod\u00e1rskych […]","datePublished":"2017-12-23","dateModified":"2023-04-27","author":{"@type":"Person","@id":"https:\/\/www.mhv.sk\/author\/#Person","name":"","url":"https:\/\/www.mhv.sk\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/d2f205e1507a0401c7d467d32c87ccece0f63a45b81075bb691dbe8d4c823787?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d2f205e1507a0401c7d467d32c87ccece0f63a45b81075bb691dbe8d4c823787?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"mhv.sk","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.mhv.sk\/wp-content\/uploads\/img_a285238_w16516_t1519408764.jpg","url":"https:\/\/www.mhv.sk\/wp-content\/uploads\/img_a285238_w16516_t1519408764.jpg","height":0,"width":0},"url":"https:\/\/www.mhv.sk\/uzitocna-lienka-pomocnik-polnohospodara\/","wordCount":373,"articleBody":"– Lienky s\u00fa v\u0161eobecne pova\u017eovan\u00e9 za u\u017eito\u010dn\u00fd hmyz a jeden z najv\u00e4\u010d\u0161\u00edch spojencov po\u013enohospod\u00e1ra a z\u00e1hradn\u00edka, preto\u017ee mnoho druhov sa \u017eiv\u00ed vo\u0161kami alebo hmyzom, ktor\u00e9 s\u00fa \u0161kodcami v z\u00e1hrad\u00e1ch, po\u013enohospod\u00e1rskych poliach, ovocn\u00fdch sadoch a podobn\u00fdch miestach. S\u00fa \u00fa\u010dinnej\u0161ie ako jedovat\u00e9 chemik\u00e1lie. – Ich jasn\u00e1 farba a vzor z nich robia atrakt\u00edvnych n\u00e1v\u0161tevn\u00edkov z\u00e1hrady, ale tie\u017e im pom\u00e1haj\u00fa chr\u00e1ni\u0165 sa t\u00fdm, \u017ee varuj\u00fa potenci\u00e1lnych pred\u00e1torov o ich nechutnosti. Vyp\u00fa\u0161\u0165aj\u00fa nepr\u00edjemn\u00fa \u017elt\u00fa substanciu (reflexn\u00fa krv) z ich k\u013abov, ke\u010f s\u00fa napadnut\u00e9, ktor\u00e1 je bohat\u00e1 na toxick\u00e9 alkaloidy. Ich sfarbenie m\u00e1 pripom\u00edna\u0165 zvierat\u00e1m, ktor\u00e9 sa predt\u00fdm pok\u00fa\u0161ali ich zjes\u0165: \u201eChut\u00edm hrozne\u201c. Ohrozen\u00e1 lienka m\u00f4\u017ee hra\u0165 m\u0155tvu a vylu\u010dova\u0165 nepr\u00edjemn\u00fa l\u00e1tku, aby sa ochr\u00e1nila. – Lienky klad\u00fa stovky vaj\u00ed\u010dok do kol\u00f3ni\u00ed vo\u0161iek a in\u00fdch bylino\u017erav\u00fdch \u0161kodcov. Ke\u010f sa vyliahnu, larvy lienky sa za\u010dn\u00fa okam\u017eite k\u0155mi\u0165. Za svoj 3 a\u017e 6-t\u00fd\u017ed\u0148ov\u00fd \u017eivot m\u00f4\u017eu larvy zjes\u0165 asi 5 000 vo\u0161iek. – S\u00fa zvy\u010dajne \u017elt\u00e9, oran\u017eov\u00e9 alebo \u010derven\u00e9 s mal\u00fdmi \u010diernymi \u0161kvrnami na krytoch kr\u00eddel, s \u010diernymi nohami, hlavou a tykadlami. Ve\u013ek\u00e9 mno\u017estvo je v\u0161ak v\u00e4\u010d\u0161inou alebo \u00faplne \u010dierne, siv\u00e9 alebo hned\u00e9. Naopak, existuje ve\u013ea mal\u00fdch chrob\u00e1kov, ktor\u00e9 sa \u013eahko m\u00fdlia s lienkami. Nie v\u0161etky lienky maj\u00fa \u0161kvrny, niektor\u00e9 s\u00fa pruhovan\u00e9. – Lienky \u017eij\u00face v miernych oblastiach zvy\u010dajne v dospelosti po\u010das zimy hibernuj\u00fa \u010dasto vo ve\u013ek\u00fdch skupin\u00e1ch. Mili\u00f3ny z nich sa stret\u00e1vaj\u00fa v \u010dastiach juhoz\u00e1padnej USA, kde pokr\u00fdvaj\u00fa zem ako obrovsk\u00e1 deka. – Lienky boli dovezen\u00e9 do r\u00f4znych oblast\u00ed sveta na \u00fa\u010dely ochrany proti \u0161kodcom, napr. v Kalifornii na prelome storo\u010dia, ke\u010f lienka druhu Rhodalia cardinalis, dov\u00e1\u017ean\u00e1 z Austr\u00e1lie, zachr\u00e1nila citrusov\u00fd priemysel od \u0161kodn\u00e9ho hmyzu. – Be\u017en\u00fd m\u00fdtus je, \u017ee po\u010det \u0161kv\u0155n na chrbte hmyzu nazna\u010duje jeho vek. – Po celom svete povery tvrdia, \u017ee je zabi\u0165 lienku prin\u00e1\u0161a ne\u0161\u0165astie a lienky s\u00fa spojen\u00e9 so \u0161\u0165ast\u00edm.                                                                                                                                                                                                                                                                                                                                                                                        4.2\/5 - (14 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"U\u017eito\u010dn\u00e1 lienka, pomocn\u00edk po\u013enohospod\u00e1ra","item":"https:\/\/www.mhv.sk\/uzitocna-lienka-pomocnik-polnohospodara\/#breadcrumbitem"}]}]