{"id":135,"date":"2023-10-17T20:20:21","date_gmt":"2023-10-17T18:20:21","guid":{"rendered":"https:\/\/nebojsaistdolesa.sk\/?post_type=docs&p=135"},"modified":"2023-10-17T20:20:22","modified_gmt":"2023-10-17T18:20:22","password":"","slug":"jelsa-cervena","status":"publish","type":"docs","link":"https:\/\/d.r1.wbsprt.com\/nebojsaistdolesa.sk\/docs\/jelsa-cervena\/","title":{"rendered":"Jel\u0161a \u010derven\u00e1"},"content":{"rendered":"\n

m\u00e1 n\u00e1zov odvoden\u00fd od jasnej hrdzavo-\u010dervenej farby, ktor\u00e1 sa vytv\u00e1ra v naru\u0161enej k\u00f4re. Podobne sa m\u00f4\u017eu zafarbova\u0165 aj listy reaguj\u00face na zne\u010distenie oz\u00f3nom, \u010d\u00edm je vyu\u017e\u00edvan\u00e1 vedcami ako biomonitorovac\u00ed organizmus na lokaliz\u00e1ciu oblast\u00ed n\u00e1chyln\u00fdch na zne\u010distenie oz\u00f3nom. Na jar dozrievaj\u00fa charakteristick\u00e9 \u010dervenohned\u00e9 jah\u0148ady a dorast\u00e1 do v\u00fd\u0161ky \u00b120 metrov.<\/p>\n\n\n\n

Jej p\u00f4vod je pozd\u013a\u017e severoz\u00e1padn\u00e9ho pobre\u017eia Severnej Ameriky, kde prirodzene rastie v bl\u00edzkosti tokov a <\/a>mokrad\u00ed. Je to pioniersky druh rast\u00faci spolu s v\u0155bami a topo\u013emi na znehodnoten\u00fdch lesn\u00fdch ploch\u00e1ch, kde dok\u00e1\u017ee vykl\u00ed\u010di\u0165 ve\u013ek\u00e9 mno\u017estvo jej semien. Kv\u00f4li tomu ju lesn\u00edci vys\u00e1dzaj\u00faci lok\u00e1lne dominantn\u00e9 ihli\u010dnany, pokladaj\u00fa za burinu. Na druhej strane, v\u010faka symbiotick\u00e9mu vz\u0165ahu s bakt\u00e9riami viazan\u00fdmi na dus\u00edk, m\u00f4\u017ee ku prospechu ostatn\u00fdch druhov zv\u00fd\u0161i\u0165 mno\u017estvo \u017eiv\u00edn v p\u00f4de.<\/p>\n\n\n\n

V minulosti jel\u0161a \u010derven\u00e1 nebola pr\u00edli\u0161 oce\u0148ovan\u00fdm druhom, ale v\u010faka jej r\u00fdchlemu rastu \u2013 u\u017e po 25 rokoch s\u00fa stromy vhodn\u00e9 na \u0165a\u017ebu, sa z nej stal alternat\u00edvny druh pre z\u00edskavanie dreva a biomasy.<\/p>\n\n\n\n

Americk\u00ed indi\u00e1ni pou\u017e\u00edvali korene na v\u00fdrobu ko\u0161\u00edkov a z k\u00f4ry z\u00edskavali \u010derven\u00e9 farbivo. K\u00f4ru vyu\u017e\u00edvali aj k lie\u010dbe podr\u00e1\u017edenia poko\u017eky, napr\u00edklad po kontakte so sumachom jedovat\u00fdm (\u010desky jedovatec) alebo pri tr\u00e1viacich probl\u00e9moch. K\u00f4ra obsahuje salicin, predchodcu aspirinu.<\/p>\n\n\n\n

#alnusrubra<\/a> #jelsa<\/a> #jelsacervena<\/a> #strom<\/a> #stromy<\/a> #trees<\/a> #les<\/a> #lesy<\/a> #nature<\/a> #priroda<\/a> #nebojsaistdolesa<\/a><\/p>\n\n\n\n

\"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

m\u00e1 n\u00e1zov odvoden\u00fd od jasnej hrdzavo-\u010dervenej farby, ktor\u00e1 sa vytv\u00e1ra v naru\u0161enej k\u00f4re. Podobne sa m\u00f4\u017eu zafarbova\u0165 aj listy reaguj\u00face na zne\u010distenie oz\u00f3nom, \u010d\u00edm je vyu\u017e\u00edvan\u00e1 vedcami ako biomonitorovac\u00ed organizmus na lokaliz\u00e1ciu oblast\u00ed n\u00e1chyln\u00fdch na zne\u010distenie oz\u00f3nom. Na jar dozrievaj\u00fa charakteristick\u00e9 \u010dervenohned\u00e9 jah\u0148ady a dorast\u00e1 do v\u00fd\u0161ky \u00b120 metrov. Jej p\u00f4vod je pozd\u013a\u017e severoz\u00e1padn\u00e9ho pobre\u017eia […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"footnotes":""},"doc_category":[6],"doc_tag":[],"class_list":["post-135","docs","type-docs","status-publish","hentry","doc_category-listnate-stromy"],"year_month":"2026-10","word_count":272,"total_views":"1","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"abedron","author_nicename":"abedron","author_url":"https:\/\/d.r1.wbsprt.com\/nebojsaistdolesa.sk\/author\/abedron\/"},"doc_category_info":[{"term_name":"Listnat\u00e9 stromy","term_url":"https:\/\/d.r1.wbsprt.com\/nebojsaistdolesa.sk\/docs-category\/listnate-stromy\/"}],"doc_tag_info":[],"yoast_head":"\nJel\u0161a \u010derven\u00e1 - nebojsaistdolesa.sk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nebojsaistdolesa.sk\/docs\/jelsa-cervena\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jel\u0161a \u010derven\u00e1 - nebojsaistdolesa.sk\" \/>\n<meta property=\"og:description\" content=\"m\u00e1 n\u00e1zov odvoden\u00fd od jasnej hrdzavo-\u010dervenej farby, ktor\u00e1 sa vytv\u00e1ra v naru\u0161enej k\u00f4re. 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