{"id":5695,"date":"2021-01-26T02:20:29","date_gmt":"2021-01-26T02:20:29","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=5695"},"modified":"2021-01-26T02:20:29","modified_gmt":"2021-01-26T02:20:29","slug":"yellow-wood-sorrel-identification-removal-prevention","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/botany\/yellow-wood-sorrel-identification-removal-prevention\/","title":{"rendered":"\u017dlut\u00fd jetel plaziv\u00fd: Identifikace, odstran\u011bn\u00ed a prevence"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u017dlut\u00fd jetel plaziv\u00fd: Identifikace, odstran\u011bn\u00ed a prevence<\/h2>\n\n<h2 class=\"wp-block-heading\">Identifikace<\/h2>\n\n<p>\u017dlut\u00fd jetel plaziv\u00fd (Oxalis stricta) je b\u011b\u017en\u00fd plevel p\u0159ipom\u00ednaj\u00edc\u00ed jetel. Jeho listy jsou srd\u010dit\u00e9ho tvaru a vyr\u016fstaj\u00ed z centr\u00e1ln\u00edho bodu jako prsty z dlan\u011b. Stonky, v\u011btve a \u0159ap\u00edky maj\u00ed jemn\u00e9 chlupy.<\/p>\n\n<p>Jetel m\u00e1 jasn\u011b zelenou barvu a od poloviny jara do podzimu vytv\u00e1\u0159\u00ed mal\u00e9, \u017elut\u00e9, p\u011bti\u010detn\u00e9 kv\u011bty. Kv\u011bty maj\u00ed v pr\u016fm\u011bru asi 1,25 cm. Rostlina obvykle dor\u016fst\u00e1 v\u00fd\u0161ky a\u017e 50 cm a tvo\u0159\u00ed hust\u00e9 trsy.<\/p>\n\n<h2 class=\"wp-block-heading\">Invazivita a \u0161\u00ed\u0159en\u00ed<\/h2>\n\n<p>\u017dlut\u00fd jetel plaziv\u00fd je v n\u011bkter\u00fdch oblastech, jako je Kentucky, pova\u017eov\u00e1n za invazivn\u00ed rostlinu. Rychle se \u0161\u00ed\u0159\u00ed pomoc\u00ed horizont\u00e1ln\u00edch stonk\u016f (v\u00fdhonk\u016f) a semen, kter\u00e1 zako\u0159e\u0148uj\u00ed v\u0161ude, kde se dotknou p\u016fdy.<\/p>\n\n<p>Lusky se semeny mohou obsahovat a\u017e 5000 semen, co\u017e rostlin\u011b poskytuje dostatek p\u0159\u00edle\u017eitost\u00ed k p\u0159er\u016fst\u00e1n\u00ed zahrad a dal\u0161\u00edch oblast\u00ed. Semena nav\u00edc mohou b\u00fdt rozptylov\u00e1na v\u011btrem, zv\u00ed\u0159aty a oble\u010den\u00edm, co\u017e usnad\u0148uje jejich \u0161\u00ed\u0159en\u00ed.<\/p>\n\n<h2 class=\"wp-block-heading\">Odstran\u011bn\u00ed<\/h2>\n\n<p>\u017dlut\u00fd jetel plaziv\u00fd lze odstranit ru\u010dn\u011b nebo chemicky.<\/p>\n\n<h2 class=\"wp-block-heading\">Ru\u010dn\u00ed odstran\u011bn\u00ed<\/h2>\n\n<p>Pro ru\u010dn\u00ed odstran\u011bn\u00ed rostliny ji vykopejte nebo vyt\u00e1hn\u011bte i s ko\u0159eny a ujist\u011bte se, \u017ee odstran\u00edte co nejv\u00edce ko\u0159enov\u00e9ho syst\u00e9mu. Ko\u0159eny jsou rozs\u00e1hl\u00e9 a pokud je nech\u00e1te v zemi, mohou znovu vyra\u0161it.<\/p>\n\n<h2 class=\"wp-block-heading\">Chemick\u00e9 odstran\u011bn\u00ed<\/h2>\n\n<p>Glyfos\u00e1t (Roundup) je \u00fa\u010dinn\u00e9 chemick\u00e9 \u0159e\u0161en\u00ed k huben\u00ed \u017elut\u00e9ho jetele plaziv\u00e9ho, v\u010detn\u011b jeho ko\u0159en\u016f. Je to \u0161irokospektr\u00e1ln\u00ed herbicid, tak\u017ee je t\u0159eba d\u00e1vat pozor, abyste nepo\u0161kodili jin\u00e9 rostliny.<\/p>\n\n<p>Na tr\u00e1vn\u00edky lze pou\u017e\u00edt postemergentn\u00ed herbicidy obsahuj\u00edc\u00ed triklopyr (chladnosez\u00f3nn\u00ed tr\u00e1vn\u00edky) nebo fluroxypyr (teplonsez\u00f3nn\u00ed tr\u00e1vn\u00edky) k c\u00edlen\u00ed na jetel, ani\u017e by byly ovlivn\u011bny tr\u00e1vy.<\/p>\n\n<h2 class=\"wp-block-heading\">Prevence<\/h2>\n\n<p>Je z\u00e1sadn\u00ed zabr\u00e1nit tomu, aby se \u017elut\u00fd jetel plaziv\u00fd v\u016fbec usadil. Mezi \u00fa\u010dinn\u00e9 metody pat\u0159\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Udr\u017eov\u00e1n\u00ed zdrav\u00e9ho tr\u00e1vn\u00edku:<\/strong> Hust\u00fd, zdrav\u00fd tr\u00e1vn\u00edk m\u016f\u017ee jetel vytla\u010dit a z\u00edskat pot\u0159ebn\u00e9 zdroje. Osejte nebo polo\u017ete drny na v\u0161echna hol\u00e1 m\u00edsta, abyste zabr\u00e1nili tomu, aby se plevel uchytil.<\/li>\n<li><strong>Mul\u010dov\u00e1n\u00ed z\u00e1hon\u016f:<\/strong> Mul\u010d pom\u00e1h\u00e1 potla\u010dovat r\u016fst plevele t\u00edm, \u017ee blokuje slune\u010dn\u00ed sv\u011btlo. Pou\u017eijte dvou a\u017e t\u0159\u00edpalcovou vrstvu organick\u00e9ho mul\u010de, abyste zabr\u00e1nili kl\u00ed\u010den\u00ed jetele.<\/li>\n<li><strong>Pravideln\u00e1 kontrola:<\/strong> Pravideln\u011b kontrolujte sv\u016fj tr\u00e1vn\u00edk a z\u00e1hony, zda nevykazuj\u00ed zn\u00e1mky \u017elut\u00e9ho jetele plaziv\u00e9ho. Jakmile se objev\u00ed jak\u00e9koli rostliny, ihned je odstra\u0148te, abyste zabr\u00e1nili tvorb\u011b semen.<\/li>\n<li><strong>Aplikace herbicid\u016f:<\/strong> Postemergentn\u00ed herbicidy lze pou\u017e\u00edt k regulaci st\u00e1vaj\u00edc\u00edho jetele a zabr\u00e1n\u011bn\u00ed jeho \u0161\u00ed\u0159en\u00ed. Aplikujte je na konci jara, kdy plevel aktivn\u011b roste, a p\u0159edt\u00edm, ne\u017e vytvo\u0159\u00ed semena.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Rozd\u00edly mezi \u017elut\u00fdm jetelem plaziv\u00fdm a jetelem<\/h2>\n\n<p>\u017dlut\u00fd jetel plaziv\u00fd je \u010dasto zam\u011b\u0148ov\u00e1n s \u010derven\u00fdm nebo b\u00edl\u00fdm jetelem, existuj\u00ed v\u0161ak mezi nimi z\u00e1sadn\u00ed rozd\u00edly:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Tvar list\u016f:<\/strong> Jetel m\u00e1 srd\u010dit\u00e9 listy, zat\u00edmco listy jetele maj\u00ed ov\u00e1ln\u00fd tvar.<\/li>\n<li><strong>Barva kv\u011bt\u016f:<\/strong> Jetel m\u00e1 jasn\u011b \u017elut\u00e9 kv\u011bty, zat\u00edmco b\u00edl\u00fd jetel m\u00e1 b\u00edl\u00e9 kv\u011bty a \u010derven\u00fd jetel m\u00e1 r\u016f\u017eov\u00e9 kv\u011bty.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed informace<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Jedl\u00e9 pou\u017eit\u00ed:<\/strong> V\u0161echny \u010d\u00e1sti \u017elut\u00e9ho jetele plaziv\u00e9ho jsou jedl\u00e9 a maj\u00ed nakyslou chu\u0165. Lze jej p\u0159id\u00e1vat do sal\u00e1t\u016f nebo pou\u017e\u00edt k p\u0159\u00edprav\u011b \u010daj\u016f \u010di jin\u00fdch n\u00e1poj\u016f.<\/li>\n<li><strong>Toxicita:<\/strong> \u017dlut\u00fd jetel plaziv\u00fd obsahuje \u0161\u0165avelany, kter\u00e9 mohou b\u00fdt ve velk\u00e9m mno\u017estv\u00ed toxick\u00e9 pro ko\u010dky, psy a hospod\u00e1\u0159sk\u00e1 zv\u00ed\u0159ata.<\/li>\n<li><strong>Nespr\u00e1vn\u00e1 identifikace:<\/strong> Jetel je n\u011bkdy nespr\u00e1vn\u011b ozna\u010dov\u00e1n a prod\u00e1v\u00e1n jako \u010dty\u0159l\u00edstek v dob\u011b sv\u00e1tku svat\u00e9ho Patrika.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u017dlut\u00fd jetel plaziv\u00fd: Identifikace, odstran\u011bn\u00ed a prevence Identifikace \u017dlut\u00fd jetel plaziv\u00fd (Oxalis stricta) je b\u011b\u017en\u00fd plevel p\u0159ipom\u00ednaj\u00edc\u00ed jetel. Jeho listy jsou srd\u010dit\u00e9ho tvaru a vyr\u016fstaj\u00ed z centr\u00e1ln\u00edho bodu jako prsty&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1823],"tags":[924,8862,9254,9995,9115],"class_list":["post-5695","post","type-post","status-publish","format-standard","hentry","category-botany","tag-nature-photography","tag-weed-identification","tag-invasive-plants","tag-yellow-wood-sorrel","tag-gardening-tips"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/5695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=5695"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/5695\/revisions"}],"predecessor-version":[{"id":5696,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/5695\/revisions\/5696"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=5695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=5695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=5695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}