Fungicides raug cais raws li Txoj Kev Lawv Siv

1. Tus neeg tiv thaiv
Ua ntej cov kab mob pathogenic hu rau cov nroj tsuag lossis raus cov nroj tsuag, cov nroj tsuag lossis ib puag ncig ib puag ncig raug kho nrog tshuaj los tiv thaiv cov kab mob ntawm cov kab mob los yog tua cov kab mob germinated spores los tiv thaiv cov nroj tsuag los ntawm kev puas tsuaj. Cov nyhuv no hu ua kev tiv thaiv nyhuv. Cov tshuaj uas muaj cov nyhuv no yog cov tshuaj tiv thaiv. Xws li Bordeaux sib tov, zinc zinc, tooj liab sulfate, ntsuab mis nyuj tooj liab, mancozeb, chlorothalonil thiab hais txog.
2. Cov tshuaj kho mob
Cov kab mob pathogenic ntawm tus neeg sawv cev kho mob tau nkag mus rau cov nroj tsuag, tab sis cov nroj tsuag pom cov tsos mob thiab nyob rau lub sijhawm incubation. Cov tshuaj nkag mus rau hauv cov ntaub so ntswg los ntawm cov epidermis ntawm cov nroj tsuag, thiab tua los yog inhibits cov kab mob los ntawm transduction, diffusion, los yog zus tau tej cov metabolites, thiaj li hais tias cov kab mob no yuav tsis raug kev txom nyem thiab kho kev noj qab haus huv. Cov neeg sawv cev uas muaj qhov kev kho mob no yog hu ua cov kws kho mob lossis kws khomob. Xws li thiophanate-methyl, carbendazim, kasugamycin thiab lwm yam.
3. Eradicating tus neeg sawv cev
Eradicants hais txog cov kab mob uas tuaj yeem tua cov kab mob ncaj qha uas tau nkag mus rau cov nroj tsuag thaum lawv siv tom qab cov nroj tsuag tau kis. Cov neeg sawv cev uas muaj cov nyhuv tshem tawm yog tshem tawm cov neeg ua haujlwm. Xws li thiram, sodium pentachlorophenate, txiv qaub sulfur thiab lwm yam.