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Matšoao a rapeseed white rust le mekhoa ea thibelo

Lilemong tsa morao tjena, ts'oaetso ea rapeseed white rust e batla e phahame, e ama boleng ba rapeseed haholo.
Rapeseed white rust e ka ama litho tsohle tse ka holimo ho mobu nakong eohle ea kholo ea peto, haholo-holo e senya makhasi le stems. Ha makhasi a tšoaelitsoe pele, matheba a manyane a botala bo bobebe a nang le 'mala o mosehla a tla hlaha ka pele ho makhasi, a fetoha mosehla butle-butle ho ba diso tse chitja. Maqeba a kang a pente e tšoeu a tla hlaha ka morao makhasi. Ha maqeba a phunyeha, phofo e tšoeu e tla tsoa. Maemong a matla, lefu lena Makhasi a fetoha mosehla 'me a oa. Karolo e ka holimo ea pedicel e nang le tšoaetso e ruruhile ebile e kobehile, e nka sebōpeho sa "faucet", 'me setho sa lipalesa se senyehile. Mahlaku a holofetse, a atolosoa, a fetoha a matala 'me a tšoana le makhasi,' me ha a pone nako e telele 'me ha a matla. Maqeba a kutu a na le mabali a masoeu a oblong, 'me maqeba a ruruhile a bile a kobehile.

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Ho na le linako tse peli tsa tlhoro ho tloha ho bolting ho fihlela lipalesa tse felletseng. Lefu lena le atisa ho hlaha hangata tlas'a mocheso o tlase le maemo a tikoloho a mongobo o phahameng. Boloetse bona bo atile haholo libakeng tse nang le sebaka se tlaase, tsamaiso e fokolang ea metsi, mobu o boima, ho nosetsa ho feteletseng, phapang e khōlō ea mocheso pakeng tsa motšehare le bosiu, phoka e ngata ea condensation, le ho sebelisoa ha nitrogen e feteletseng.
Thibelo le phekolo ea lefu lena li ka qala ho tloha likarolong tse latelang. Ntlha ea pele, hoa hlokahala ho khetha mefuta e manganga ea mafu. Mofuta oa mosetareta le peō ea rapese li hanyetsa haholo, li lateloa ke mofuta oa k'habeche. Mofuta oa k'habeche o hlaseloa ke mafu 'me o ka khethoa ho ea ka maemo a sebaka; ea bobeli, hoa hlokahala ho potoloha le lijalo tsa joang bakeng sa lilemo tse 1 ho isa ho tse peli kapa ho potoloha lijalo pakeng tsa likhohola le komello; ea boraro, hoa hlokahala ho felisa mafu ka tieo. Lipeo, ha "lipompo" li hlaha, li khaole ka nako 'me li chese ka matla; ea bone, nontša hantle, u hloekise liforo, u ntše litšila.

代森锰锌64+甲霜灵8WP16Sineb (1)chlorothalonil-4Mancozeb 80 wp

Nakong ea bolting ea peō ea peō, Chlorothalonil75% WP 600 times liquid, kapa Zineb65% WP 100-150g/667 square metres, kapa Metalaxyl25% WP 50-75g/667 Square metres, fafatsa lik'hilograma tse 40 ho isa ho tse 50 tsa metsi ka ho lekana, hanngoe. ho isa matsatsing a 10, fafatsa makhetlo a 2 ho isa ho a 3, a ka thibelang ho hlaha ha mafu ka nepo.

Qalong ea lipalesa, u ka fafatsa Chlorothalonil75% WP 1000-1200 times liquid + Metalaxyl25% WP 500-600 times liquid, kapa Metalaxyl 58% ·Mancozeb WP 500 times liquid , laola makhetlo a 2 ho isa ho a 3 ka ho tsoelang pele, ka nako ea Matsatsi a 7 ho isa ho a 10 pakeng tsa nako e 'ngoe le e' ngoe, e nang le phello e ntle ea taolo holim'a mafome a masoeu.


Nako ea poso: Mar-25-2024