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Z\u00e1sahu loni p\u0159edch\u00e1zelo monitorov\u00e1n\u00ed jednotliv\u00fdch ohnisek v\u00fdskytu ak\u00e1t\u016f. \u201eAk\u00e1ty se na \u00fazem\u00ed rezervace nevyskytuj\u00ed plo\u0161n\u011b, ale rostou v n\u011bkolika des\u00edtk\u00e1ch izolovan\u00fdch ohnisek. Odtud se postupn\u011b \u0161\u00ed\u0159\u00ed do dal\u0161\u00edch m\u00edst. Proto je nutn\u00e9 proti jejich \u0161\u00ed\u0159en\u00ed zas\u00e1hnout,\u201c<\/em> dodal Dalibor Dost\u00e1l.<\/p>\n V jedn\u00e9 lokalit\u011b p\u0159itom mohou r\u016fst des\u00edtky nebo i stovky jedinc\u016f invazn\u00edch d\u0159evin. \u201eI v pom\u011brn\u011b nen\u00e1padn\u00e9 skupince ak\u00e1t\u016f jsme napo\u010d\u00edtali na 350 jedinc\u016f,\u201c<\/em> vypo\u010d\u00edtal Pavel Brodeck\u00fd, ochran\u00e1\u0159 z kol\u00ednsk\u00e9 sekce Skupiny JARO, kter\u00fd se v milovick\u00e9 rezervaci na odstra\u0148ov\u00e1n\u00ed ak\u00e1t\u016f pod\u00edl\u00ed. Pou\u017e\u00edv\u00e1 p\u0159itom metodu, kterou v p\u0159edchoz\u00edch letech otestovali odborn\u00edci v N\u00e1rodn\u00edm parku Podyj\u00ed, kde se t\u00e9to problematice dlouhodob\u011b v\u011bnuje Robert Stejskal. Kmen ak\u00e1tu se navrt\u00e1 a do vrtu se injekt\u00e1\u017e\u00ed aplikuje mal\u00e1 d\u00e1vka herbicidu. Ta se dostane ke ko\u0159en\u016fm a d\u0159evinu zahub\u00ed. Nen\u00ed tak nutn\u00fd plo\u0161n\u00fd post\u0159ik a chemie se nedost\u00e1v\u00e1 do okol\u00ed.<\/p>\n Pr\u00e1v\u011b letn\u00ed sucho je pro z\u00e1sah vhodn\u00fdm obdob\u00edm. \u201eD\u0159evina ji\u017e dokon\u010dila hlavn\u00ed r\u016fst a ke ko\u0159en\u016fm za\u010d\u00edn\u00e1 proudit v\u00edce z\u00e1sobn\u00edch l\u00e1tek, tak\u017ee na injekt\u00e1\u017e reaguje v\u00fdrazn\u011b l\u00e9pe ne\u017e v jin\u00fdch \u010d\u00e1stech roku,\u201c<\/em> dopl\u0148uje Pavel Brodeck\u00fd. Jeho slova potvrzuj\u00ed proschl\u00e9 koruny ak\u00e1t\u016f, kter\u00e9 za\u0161ly ji\u017e n\u011bkolik dn\u016f po injekt\u00e1\u017ei.<\/p>\n Mlad\u00e9 ak\u00e1ty velmi r\u00e1di okusuj\u00ed zub\u0159i. Ti z nich \u010dasto oloupou k\u016fru, tak\u017ee kmen ak\u00e1tu zaschne. Odoln\u00e1 d\u0159evina v\u0161ak \u010dasto znovu obraz\u00ed z ko\u0159en\u016f. A to i n\u011bkolik metr\u016f od p\u016fvodn\u00edho kmene. Stejn\u011b ak\u00e1ty reagovaly na postupy, kter\u00e9 ochran\u00e1\u0159i testovali v prvn\u00edch letech po zalo\u017een\u00ed rezervace. U\u0159\u00edznut\u00ed na vysok\u00fd kmen nebo takzvan\u00e9 c\u00e9\u010dkov\u00e1n\u00ed, kde se k\u016fra odstran\u00ed na \u010d\u00e1sti obvodu kmene. Ob\u011b metody jsou v literatu\u0159e uv\u00e1d\u011bny jako \u00fa\u010dinn\u00e9 postupy na likvidaci ak\u00e1t\u016f, v praxi v\u0161ak u v\u011bt\u0161iny d\u0159evin vedly pr\u00e1v\u011b ke zmlazen\u00ed z ko\u0159en\u016f. Nam\u00edsto jedn\u00e9 d\u0159eviny pot\u00e9 vyrazil hust\u00fd porost. Pr\u00e1v\u011b proto letos za\u010dali ak\u00e1ty v rezervaci likvidovat odborn\u00edci s vyu\u017eit\u00edm injekt\u00e1\u017en\u00ed metody.<\/p>\n \u201eOmezov\u00e1n\u00ed ak\u00e1t\u016f je kl\u00ed\u010dov\u00e9 pr\u00e1v\u011b na otev\u0159en\u00fdch lokalit\u00e1ch, kde t\u011bmito invazn\u00edmi d\u0159evinami rychle zar\u016fstaj\u00ed stepn\u00ed a travinn\u00e1 spole\u010denstva, kter\u00e1 jsou d\u016fle\u017eit\u00e1 pro r\u016fzn\u00e9 druhy hmyzu a rostlin,\u201c<\/em> up\u0159esnil Jan Pergl z Botanick\u00e9ho \u00fastavu Akademie v\u011bd \u010cR. \u00a0Snadn\u011bj\u0161\u00ed potla\u010dov\u00e1n\u00ed ak\u00e1t\u016f na biologicky cenn\u00fdch \u00fazem\u00edch by podle n\u011bj umo\u017enilo vytvo\u0159en\u00ed n\u00e1rodn\u00edho seznamu nep\u016fvodn\u00edch druh\u016f. \u201eZjednodu\u0161ilo by to podporu managementu ochran\u00e1\u0159sk\u00fdch organizac\u00ed a z\u00e1rove\u0148 by to umo\u017e\u0148ovalo nastavovat jemn\u011bji management, ne\u017e v p\u0159\u00edpad\u011b druh\u016f na evropsk\u00e9m seznamu invazn\u00edch druh\u016f, kter\u00fd je velmi p\u0159\u00edsn\u00fd,\u201c<\/em> nav\u00e1zal Jan Pergl.<\/p>\n Prvn\u00ed etapa by m\u011bla v milovick\u00e9 rezervaci skon\u010dit letos. \u201eP\u0159ibli\u017en\u011b do konce l\u00e9ta by m\u011bli odborn\u00edci zvl\u00e1dnout injekt\u00e1\u017e v\u0161ech zmapovan\u00fdch ak\u00e1t\u016f. V p\u0159\u00ed\u0161t\u00edm roce se lokalita znovu zmapuje a z\u00e1sah se zopakuje u d\u0159evin, kter\u00e9 by leto\u0161n\u00ed injekt\u00e1\u017ei odolaly,<\/em>\u201c uzav\u0159el Dalibor Dost\u00e1l. Proto\u017ee se velk\u00e1 \u010d\u00e1st milovick\u00e9 rezervace velk\u00fdch kopytn\u00edk\u016f nach\u00e1z\u00ed na \u00fazem\u00ed N\u00e1rodn\u00ed p\u0159\u00edrodn\u00ed pam\u00e1tky Mlad\u00e1, byl k z\u00e1sahu nutn\u00fd souhlas Agentury ochrany p\u0159\u00edrody a krajiny.<\/p>\n Ak\u00e1ty poch\u00e1zej\u00ed ze Severn\u00ed Ameriky, v \u010cesku se nekontrolovateln\u011b \u0161\u00ed\u0159\u00ed a vytla\u010duj\u00ed p\u016fvodn\u00ed druhy rostlin. Sv\u00fdmi ko\u0159eny vylu\u010duj\u00ed do p\u016fdy jedovat\u00e9 alelopatick\u00e9 l\u00e1tky, kter\u00fdmi omezuj\u00ed r\u016fst ostatn\u00edch rostlin. D\u00e1le zp\u016fsobuj\u00ed nitrifikaci p\u016fdy a m\u011bn\u00ed jej\u00ed slo\u017een\u00ed, co\u017e vyhovuje jen n\u011bkolika m\u00e1lo nitrofiln\u00edm druh\u016fm rostlin, jako je t\u0159eba kop\u0159iva nebo bez. Ak\u00e1ty vytv\u00e1\u0159ej\u00ed hust\u00e9 porosty, kter\u00e9 lokalitu zast\u00edn\u00ed, tak\u017ee z n\u00ed zmiz\u00ed kv\u011btiny, na n\u011b v\u00e1zan\u00ed mot\u00fdli a dal\u0161\u00ed p\u016fvodn\u00ed druhy. Krom\u011b ak\u00e1t\u016f pat\u0159\u00ed k nejproblemati\u010dt\u011bj\u0161\u00edm invazn\u00edm d\u0159evin\u00e1m v \u010cesku tak\u00e9 pajasan a st\u0159emcha pozdn\u00ed.<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n Text a foto: \u010cESK\u00c1 KRAJINA<\/strong><\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" Trnovn\u00edk <\/p>\n","protected":false},"author":2,"featured_media":316344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"gallery","meta":{"footnotes":""},"categories":[19],"tags":[],"jetpack_featured_media_url":"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2024\/08\/02\/rezervace-milovice-injektaz-trnovnik-akat-4.jpg","_links":{"self":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/316340"}],"collection":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=316340"}],"version-history":[{"count":2,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/316340\/revisions"}],"predecessor-version":[{"id":316956,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/316340\/revisions\/316956"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/media\/316344"}],"wp:attachment":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=316340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=316340"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=316340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"\"](\"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2024\/01\/28\/ceska-krajina-logo-300x82.jpg\"){kind=logo}
\u201e\u0160\u00ed\u0159en\u00ed nep\u016fvodn\u00edch druh\u016f pat\u0159\u00ed k nejv\u011bt\u0161\u00edm probl\u00e9m\u016fm sou\u010dasn\u00e9 ochrany p\u0159\u00edrody. Jejich odstra\u0148ov\u00e1n\u00ed by se proto m\u011bla v\u011bnovat maxim\u00e1ln\u00ed pozornost. V milovick\u00e9 rezervaci ji\u017e n\u011bkolik let s pomoc\u00ed dobrovoln\u00edk\u016f odstra\u0148ujeme invazn\u00ed rostliny jako lupinu mnoholistou nebo cel\u00edk kanadsk\u00fd. Te\u010f jsme s pomoc\u00ed expert\u016f za\u010dali likvidovat tak\u00e9 nebezpe\u010dn\u00e9 ak\u00e1ty,\u201c<\/em> uvedl Dalibor Dost\u00e1l, \u0159editel ochran\u00e1\u0159sk\u00e9 spole\u010dnosti \u010cesk\u00e1 krajina.<\/p>\n\n
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\nInformovali jsme:<\/h6>\n
\u010cESK\u00c1 REPUBLIKA: Za\u010d\u00edn\u00e1 spolupr\u00e1ce milovick\u00e9 rezervace s d\u00e1nskou agenturou ochrany p\u0159\u00edrody<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Toto jsou pohledy, kter\u00e9 se staly sou\u010d\u00e1st\u00ed nejv\u011bt\u0161\u00ed sb\u00edrky pohlednic v \u010cesk\u00e9 republice<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Velc\u00ed kopytn\u00edci pom\u00e1haj\u00ed obnovovat krajinu v p\u0159\u00edrodn\u011b cenn\u00fdch lokalit\u00e1ch<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Z\u00e1plava kv\u011bt\u016f l\u00e1k\u00e1 do milovick\u00e9 rezervace velk\u00fdch kopytn\u00edk\u016f<\/a><\/h4>\n
JI\u017dN\u00cd \u010cECHY: Pratury vysvobozen\u00e9 z karant\u00e9ny v Holandsku vypustili v Novohradsk\u00fdch hor\u00e1ch<\/a><\/h4>\n
JI\u017dN\u00cd \u010cECHY: Ochr\u00e1nci zv\u00ed\u0159at dovezli \u010dty\u0159i klisny. St\u00e1do je tak kompletn\u00ed<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Cenu sympatie v sout\u011b\u017ei E.ON Energy Globe z\u00edskala rezervace velk\u00fdch kopytn\u00edk\u016f<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Brig\u00e1da. Dobrovoln\u00edci ukl\u00edzeli turistickou stezku u rezervace velk\u00fdch kopytn\u00edk\u016f<\/a><\/h4>\n
JI\u017dN\u00cd \u010cECHY: Divoc\u00ed kon\u011b v Novohradsk\u00fdch hor\u00e1ch. Dal\u0161\u00ed je budou n\u00e1sledovat<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Dobrovoln\u00edci odstranili cel\u00e9 ohnisko invazn\u00ed lupiny v rezervaci velk\u00fdch kopytn\u00edk\u016f<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Dobrovoln\u00edci dnes likviduj\u00ed invazn\u00ed lupinu v milovick\u00e9 rezervaci velk\u00fdch kopytn\u00edk\u016f<\/a><\/h4>\n
JI\u017dN\u00cd \u010cECHY: Nov\u00e1 st\u00e1da velk\u00fdch kopytn\u00edk\u016f ve dvou jiho\u010desk\u00fdch rezervac\u00edch<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: D\u011bti vybraly jm\u00e9na pro dvojici pratur\u016f v n\u00e1rodn\u00edm parku<\/a><\/h4>\n
JI\u017dN\u00cd \u010cECHY: Vznik\u00e1 nov\u00fd chov zubr\u016f. Zv\u00ed\u0159ata jsou sou\u010d\u00e1st\u00ed v\u00fdm\u011bny, do kter\u00e9 jsou zapojeny \u010dty\u0159i kraje<\/a><\/h4>\n
\u010cESK\u00c1 REPUBLIKA: Velk\u00e1 v\u00fdm\u011bna pom\u016f\u017ee zv\u00fd\u0161it genetickou pestrost chov\u016f<\/a><\/h4>\n
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