Mancozeb

Lub hom phiaj ntawm kev tiv thaiv thiab kev tswj hwm

Mancozebfeem ntau yog siv rau kev tiv thaiv thiab tswj cov kab mob downy mildew, anthracnose, kab mob xim av, thiab lwm yam. Tam sim no, nws yog ib tus neeg sawv cev zoo tshaj plaws rau kev tswj cov txiv lws suav thaum ntxov thiab cov qos yaj ywm lig, nrog rau kev tswj hwm ntawm kwv yees li 80% thiab 90% feem. Nws feem ntau yog tshuaj tsuag rau ntawm nplooj, ib zaug txhua 10 txog 15 hnub.

Rau kev tswj cov kab mob blight, anthracnose thiab kab mob nplooj ntoos hauv cov txiv lws suav, eggplants thiab qos yaj ywm, siv 80% hmoov ntub dej ntawm qhov sib piv ntawm 400 txog 600 zaug. Tshuaj tsuag thaum pib ntawm tus kab mob, 3 txog 5 zaug sib law liag.

(2) Txhawm rau tiv thaiv thiab tswj cov noob cog uas lwj thiab lwj hauv cov zaub, siv 80% hmoov ntub rau cov noob ntawm tus nqi ntawm 0.1-0.5% ntawm qhov hnyav ntawm noob.

(3) Yuav kom tswj tau cov kab mob downy mildew, anthracnose thiab cov kab mob xim av hauv cov txiv tsawb, tsuag nrog 400 txog 500 zaug diluted kua rau 3 txog 5 zaug sib law liag.

(4) Txhawm rau tswj cov pwm hauv Suav teb thiab kale thiab pom kab mob hauv celery, tsuag nrog 500 txog 600 zaug diluted kua rau 3 txog 5 zaug sib law liag.

(5) Txhawm rau tswj cov kab mob anthracnose thiab cov kab mob liab ntawm cov taum pauv, tsuag nrog 400 txog 700 zaug diluted kua rau 2 txog 3 zaug sib law liag.

Cov kev siv tseem ceeb

Cov khoom no yog cov tshuaj tua kab mob dav dav rau kev tiv thaiv nplooj, siv dav hauv cov ntoo txiv hmab txiv ntoo, zaub thiab cov qoob loo teb. Nws tuaj yeem tswj tau ntau yam kab mob tseem ceeb ntawm nplooj, xws li xeb hauv cov nplej, kab mob loj hauv pob kws, phytophthora blight hauv qos yaj ywm, kab mob dub hauv cov ntoo txiv hmab txiv ntoo, anthracnose, thiab lwm yam. Qhov ntau npaum li cas yog 1.4-1.9kg (cov khoom xyaw nquag) ib hectare. Vim nws muaj ntau yam kev siv thiab ua tau zoo, nws tau dhau los ua ntau yam tseem ceeb ntawm cov tshuaj tua kab mob tiv thaiv tsis yog systemic. Thaum siv hloov pauv lossis sib xyaw nrog cov tshuaj tua kab mob systemic, nws tuaj yeem muaj qee yam teebmeem.

2. Tshuaj tua kab mob tua kab mob dav dav. Nws siv dav rau cov ntoo txiv hmab txiv ntoo, zaub thiab cov qoob loo hauv teb, thiab tuaj yeem tiv thaiv thiab tswj tau ntau yam kab mob tseem ceeb ntawm cov nplooj. Tshuaj tsuag 500 txog 700 zaug diluted 70% hmoov ntub dej tuaj yeem tswj tau kab mob lwj thaum ntxov, pwm grey, pwm downy thiab anthracnose ntawm cov txiv tsawb hauv zaub. Nws kuj tseem siv tau los tiv thaiv thiab tswj kab mob dub, kab mob liab, anthracnose thiab lwm yam kab mob ntawm cov ntoo txiv hmab txiv ntoo.