Ngo-2022, i-herbicide "Magnum", eyaziwa kakhulu kubalimi baseRussia, ekhiqizwe yinkampani "August", eyenzelwe ukulwa nokhula oluhlukahlukene lwaminyaka yonke nolungapheli lwe-dicotyledonous, yathola ukubhaliswa okwandisiwe ukuze kusetshenziswe emazweni ezigaba ezihlukahlukene, kuhlanganise nehlathi elithile. imihlaba, imizila kaloliwe , izindawo zezimboni nezinye izinjongo ezikhethekile, kanye nezindawo ezinabantu abaningi. Lokhu kwenza kube nokwenzeka ukusebenzisa umuthi ukulwa nokhula oluyingozi njenge-hogweed kaSosnovsky ezindaweni ezibalulekile zokusatshalaliswa kwayo.
Ngokubamba iqhaza kwegatsha le-Federal State Budgetary Institution "Rosselkhoztsentr" esifundeni saseLeningrad, Murmansk naseRiphabhulikhi yaseKarelia, ukuhlolwa kwemiboniso kwenziwa ngo-2023 ukuze kutholwe amazinga aphezulu okusetshenziswa komuthi lapho usetshenziswa emadolobheni nasemizaneni. Ngenxa yalokho, ukungabikho ngokuphelele kwezitshalo ze-hogweed kwabonwa ezindaweni eziphathwayo, futhi lesi sidakamizwa ngokwaso sabonakala siyi-herbicide eyongayo ebhubhisa izitshalo eziyingozi ngisho nangemithamo emincane.
Isidakamizwa esithi "Magnum" (isithako esisebenzayo se-metsulfuron-methyl, 600 g/kg) sikhiqizwa ngendlela yama-granules ahlakazeka emanzini. Ukuhlolwa kokubonisa ukusetshenziswa kwayo ngokumelene ne-hogweed kwenziwa endaweni yokuhlola yegatsha laseMenkovsky le-Federal State Budgetary Institution "Agrophysical Research Institute" yesifunda saseGatchina esifundeni saseLeningrad.
Ukwelashwa kwenziwa ngoMeyi 16, 2023 ekushiseni komoya okungu-20 ℃, umswakama ohlobene no-38% nomoya ongu-2-3 m/s. Izitshalo ze-hogweed ezineminyaka ehlukene engu-20-40 cm ukuphakama zalashwa ngezinhlobonhlobo ezintathu zengxube yethangi, okuhlanganisa ne-Magnum herbicide kanye nesikhuthazi sokubulala ukhula i-Adju (isodecyl alcohol ethoxylate, 900 g/l) - i-adjuvant eqinisekisa ukugcinwa kwamaconsi isixazululo esisebenzayo se-herbicide ebusweni bamaqabunga okhula, ukusabalala kangcono kanye nokwanda kwendawo yokumboza. Ukusetshenziswa kwe-surfactant ukumelana nemvula kungxube yethangi kube yisixazululo esisebenzayo ezimweni zezulu ezingazinzile, imvula yokuqala ehle phakathi nemizuzu engama-20 yokufakwa kwesibulala-khula. Izingxenye ze-Magnum ne-Adju kungxube yethangi zisetshenziswe ngokuhlukahluka kumazinga okusetshenziswa alandelayo: 0,08 kg/ha + 0,2 l/ha, 0,15 kg/ha + 0,2 l/ha, 0,3 kg/ha + 0,2 l/ha, ngokulandelana.
Inhloso eyinhloko yokuhlolwa kwakuwukuthola ukumelelwa okubonakalayo kwezinzuzo nezici zokusebenzisa umuthi obulala ukhula iMagnum emazweni ezindawo ezinabantu abaningi. Ngokuhambisana nemithethonqubo, izinga lokusetshenziswa komuthi ezindaweni zedolobha (ezisemaphandleni) lisuka ku-0,05 kg/ha ukuya ku-0,3 kg/ha. Ukuhlolwa kubonise ukuthi umuthi ukhombisa ukusebenza kahle okuphezulu ekulawuleni ukhula ngisho nangemithamo emincane, futhi ukusebenza kahle kwezinketho ezinamanani ahlukene okusetshenziswa kuvele kucishe kufane. Ezinsukwini eziyi-10 ngemuva kokwelashwa, zonke izitshalo ze-hogweed kaSosnovsky zayeka ukukhula. Ekupheleni kwenkathi yokukhula, i-hogweed yanyamalala ezindaweni zokuhlola, futhi ezinye izitshalo zathatha indawo yazo, kuyilapho endaweni yokulawula engelashiwe ukhula lwakhula kulo lonke ihlobo.
“Ekupheleni kwenkathi yokukhula ngoSepthemba 7, kuzo zonke izinhlobo zokuhlolwa, ukungabikho ngokuphelele kwezitshalo ze-Sosnovsky hogweed; izitshalo zokhula zaphawulwa ezinqolobaneni zembewu yomhlabathi. Ukuphakama kwe-hogweed ene-peduncle ekulawuleni kwakungu-200-210 cm, "kusho umbiko wegatsha le-Russian Agricultural Center.
"I-Magnum herbicide isivele yazinza njengekhambi eliphumelelayo ngokumelene ne-hogweed, ingagcini nje ngokubhubhisa isitshalo ngokwaso, kodwa futhi inciphisa ngokuphawulekayo ukuhluma kwembewu yayo ngenxa yokusebenza kwenhlabathi kanye nomphumela wesikhathi eside," kuphawula u-Yuri Dyakonov, umphathi we-akhawunti ebalulekile. iqembu in Central and North-Western esifundeni inkampani "August". - Ngenkathi kuqedwa ukhula lwe-dicotyledonous, umuthi awuthinti okusanhlamvu, ngakho-ke, ezindaweni eziphathwayo, i-hogweed ithathelwa indawo ngempumelelo utshani obusanhlamvu obungapheli. Ukuhlolwa kwemibukiso esifundeni saseLeningrad ngo-2023 okokuqala kwabonisa ukuthi iMagnum iyisibulala-zinambuzane esinomnotho esikuvumela ukuthi ulwe ngokuphumelelayo ne-hogweed kaSosnovsky emazweni ezindawo ezinabantu abaningi ngisho namazinga aphansi okusetshenziswa kwezidakamizwa, kuyilapho unciphisa umthwalo wamakhemikhali emvelweni. ”