Kev siv Iprodione

Kev siv tseem ceeb

Diformimide ua haujlwm tau zoo rau ntau yam kab mob, hom tshuaj tua kab mob sib chwv. Nws ua haujlwm rau cov noob, mycelia thiab sclerotium tib lub sijhawm, tiv thaiv kev loj hlob ntawm cov noob thiab kev loj hlob ntawm mycelia.h.Iprodione yuav luag tsis nkag tau rau hauv cov nroj tsuag thiab yog ib qho tshuaj tua kab mob fungal. Nws muaj cov nyhuv tua kab mob zoo rau Botrytis cinerea, Sclerotinia, Streptospora, sclerotinia thiab Cladosporium.

1. Pib txau tshuaj rau cov kab mob txiv lws suav thaum ntxov li 10 hnub tom qab hloov txiv lws suav nrog 50% hmoov ntub dej 11.3 ~ 22.5g / 100m2, txau ib zaug txhua 2 lub lis piam, tag nrho ntawm 3 ~ 4 zaug;

2. Kev tswj cov kab mob pwm grey ua ntej pib siv tshuaj, nrog 50% hmoov ntub 5g / 100m2, txhua 10 ~ 14d tshuaj tsuag ib zaug (paj, txiv hmab txiv ntoo zoo dua), tag nrho 3 ~ 4 zaug, tuaj yeem txhim kho cov qoob loo thiab zoo ntawm cov txiv lws suav.

3. Kev kho noob nrog 100 ~ 200g ntawm cov tshuaj qub rau txhua 100 kg ntawm cov noob muaj kev tswj hwm ntawm cov kab mob smut uas tshwm sim los ntawm Verminium graminis thiab Megalomelus triticum.

4. Siv 50% hmoov ntub dej los npaj 4g / L concentration ntawm cov tshuaj kho mob kom ntub cov noob qos yaj ywm, isomylurea muaj cov txiaj ntsig tiv thaiv rau qhov nigrosis tshwm sim los ntawm rhizoctonia.

5. Kev kho mob nrog dos thiab qej tuaj yeem tiv thaiv thiab kho cov kab dub lwj. Nrog 50% hmoov ntub 11.3 ~ 15g / 100m2, tsuag ib zaug thaum pib tawg paj thiab thaum tawg paj tag, tuaj yeem tiv thaiv sclerotinia sclerotinia lossis rape. Cov tshuaj no yuav tsum tau siv hloov pauv lossis sib xyaw nrog lwm cov tshuaj kom tsis txhob muaj kev tiv thaiv tshuaj.

Lus Cim:

1. Nws tsis tuaj yeem sib xyaw lossis tig nrog cov tshuaj fungicides uas muaj tib hom kev ua haujlwm, xws li prophyritic (Sukylin) thiab vinylidene (nunrilin).

2. Tsis tuaj yeem sib xyaw nrog cov neeg ua haujlwm alkaline lossis acidic muaj zog.

3. Yuav kom tiv thaiv tau cov kab mob uas tiv taus kab mob, lub sijhawm siv Iprodione hauv tag nrho lub sijhawm loj hlob ntawm cov qoob loo yuav tsum tswj tau hauv 3 zaug, thiab cov txiaj ntsig zoo tshaj plaws tuaj yeem tau txais thaum siv tus kab mob thaum ntxov thiab ua ntej lub sijhawm siab tshaj plaws.

Kev Ua Haujlwm

Iprodioneyog ib hom tshuaj tua kab mob uas sib cuag tau, uas ua haujlwm rau cov noob thiab cov mycelia tib lub sijhawm, thiab muaj txiaj ntsig tswj tau Botrytis cinerea, Pedospora, Sclerotinia, thiab Alternaria. Isomylurea kuj tseem siv tau ua kev kho noob.