Yuav ua li cas kho GREY pwm ntawm grapes?
Yuav ua li cas kho GREY pwm ntawm grapes?

Video: Yuav ua li cas kho GREY pwm ntawm grapes?

Video: Yuav ua li cas kho GREY pwm ntawm grapes?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
Anonim

Tsis txhob sib tov cov kab mob nplooj los yog stems, thiab kom huv si huv si Nyob rau hauv lub caij nplooj ntoos zeeg, nyob rau hauv lub caij nplooj ntoos hlav, nws yog tsim nyog los tshem tawm cov kab mob fungal spores. Copper-Soap fungicides yuav pab tiv thaiv cov nroj tsuag ntawm kab mob spores. Siv thaum pib ntawm flowering thiab txuas ntxiv txhua 7-10 hnub kom txog thaum sau.

Dhau li ntawm no, koj yuav ua li cas kho powdery mildew ntawm grapes?

Sijhawm Fungicide Sprays: Tiv Thaiv txiv hmab Nyob rau lub caij nplooj ntoo hlav los ntawm thawj kab mob los ntawm kev siv cov fungicides los ntawm kev loj hlob ntxov mus txog thaum tom qab tawg paj. Zoo tswj thaum ntxov lub caij mus tiv thaiv tsim kom muaj tus kab mob yog tus yuam sij rau kev tiv thaiv a powdery mildew kis mob tom qab lub caij ntuj sov. Cov tshuaj tsuag zoo yog qhov tseem ceeb.

Tsis tas li ntawd, ua li cas koj thiaj li tshem tau GRAY pwm ntawm strawberries? Muaj ntau cov kev xaiv fungicide zoo rau grey pwm tswj hauv strawberries : Hloov (cyprodinil thiab fludioxonil) thiab Pristine (pyraclostrobin thiab boscalid) muab kev tswj zoo heev thiab ob qho tib si muaj ob yam khoom xyaw sib txawv, ib qho ntawm cov txheej txheem, uas nthuav dav lawv cov kev ua ub no.

Kuj paub, dab tsi ua rau GREY pwm?

Grey pwm yog ua rau los ntawm kab mob Botrytis cinerea. Cov grey pwm fungus Nws muaj peev xwm kis tau tus kab mob ntau ntawm cov nroj tsuag nrog rau ntau hom paj paj, txiv hmab txiv ntoo, thiab zaub. Nws tseem tuaj yeem nyob ntawm nplooj tuag thiab lwm cov nroj tsuag khib nyiab. Raws li qhov tshwm sim grey pwm fungus tuaj yeem pom nyob hauv ntau lub vaj hauv Minnesota.

Puas yog grey pwm txaus ntshai?

Tshuaj lom dub pwm yog feem ntau phom sij yam tsev neeg pwm . Aspergillus yog hom kab mob feem ntau pwm pom nyob hauv tsev. Nws tuaj yeem saib grey , xim av, daj, ntsuab, dawb, los yog dub.

Pom zoo: