Plasmopara viticola yog dab tsi?

Cov txheej txheem:

Plasmopara viticola yog dab tsi?
Plasmopara viticola yog dab tsi?

Video: Plasmopara viticola yog dab tsi?

Video: Plasmopara viticola yog dab tsi?
Video: BAĞ MİLDİYÖSÜ (Plasmopara viticola) TANIMI, ZARAR ŞEKLİ VE MÜCADELESİ. #bağ #vine 2024, Kaum ib hlis
Anonim

Plasmopara viticola, tus neeg sawv cev ntawm cov txiv hmab txiv ntoo downy mildew, yog heterothallic oomycete uas overwinters li oospores hauv nplooj litter thiab av. Thaum lub caij nplooj ntoos hlav, oospores germinate los tsim macrosporangia, uas nyob rau hauv ntub dej tso tawm zoospores.

Puas Plasmopara viticola puas tsim kev puas tsuaj rau tib neeg?

Nws yog ib tus kab mob txaus ntshai tshaj plaws hauv viticulture. Txij li thaum nws qhov kev tsis sib haum xeeb los ntawm North America thaum xyoo 1870s, nws ua rau muaj kev puas tsuaj loj hauv European vineyards (Kassemeyer li al., 2015).

Dab tsi ua rau Plasmopara viticola?

Downy mildew, tshwm sim los ntawm Plasmopara viticola, yog ib yam kab mob loj ntawm grapevines uas yog los ntawm North America. Nws tau pom thawj zaug hauv kev lag luam Western Australian vineyard thaum Lub Kaum Hli 1998 thiab txij li ntawd tau pom nyob rau hauv txhua qhov chaw cog qoob loo hauv lub xeev.

Cov tsos mob dab tsi uas koj txheeb xyuas tus kab mob Plasmopara?

Cov tsos mob thiab cov tsos mob

Txawm hais tias txhua qhov ntsuab ntawm cov txiv hmab txiv ntoo yog qhov raug, thawj cov tsos mob ntawm cov kab mob me me ntawm cov txiv hmab txiv ntoo, tshwm sim los ntawm Plasmopara viticola, feem ntau pom ntawm nplooj sai li 5 mus rau 7 hnub. tom qab kis kab mob. Cov tsos mob ntawm Foliar tshwm sim raws li cov pob daj ncig nrog lub ntsej muag oily (oilspots) (Daim duab 2).

YPuas Plasmopara viticola puas yog cov fungus?

4.44), a fungus unrelated rau fungus ua powdery mildew… Zoo ib yam li powdery mildew, downy mildew tawm tsam tag nrho cov ntsuab qhov chaw ntawm vine thiab tsim haustoria. Txawm li cas los xij, Plasmopara viticola hyphae tsis nyob sab nrauv rau cov nroj tsuag; lawv ramify ntau thoob plaws hauv cov ntaub so ntswg.

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