Parsnip Powdery Mildew: Lub Tswv Yim rau Tswj Parsnips Nrog Powdery Mildew

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Parsnip Powdery Mildew: Lub Tswv Yim rau Tswj Parsnips Nrog Powdery Mildew
Parsnip Powdery Mildew: Lub Tswv Yim rau Tswj Parsnips Nrog Powdery Mildew

Video: Parsnip Powdery Mildew: Lub Tswv Yim rau Tswj Parsnips Nrog Powdery Mildew

Video: Parsnip Powdery Mildew: Lub Tswv Yim rau Tswj Parsnips Nrog Powdery Mildew
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Powdery mildew yog ib yam kab mob uas cuam tshuam rau ntau yam ntawm cov nroj tsuag, feem ntau tshwm sim hauv cov hmoov dawb ntawm cov nplooj thiab, qee zaus, stems, paj, thiab txiv hmab txiv ntoo ntawm cov nroj tsuag. Powdery mildew ntawm parsnips tuaj yeem ua teeb meem yog tias tsis tau tshuaj xyuas. Mus nyeem ntawv kom paub ntau ntxiv txog yuav ua li cas tswj thiab paub txog cov tsos mob ntawm powdery mildew hauv parsnips.

Cov tsos mob ntawm Parsnip Powdery Mildew

Thaum cov kab mob mildew cuam tshuam rau ntau cov nroj tsuag, nws tuaj yeem tshwm sim los ntawm ntau cov kab mob sib txawv, ntau yam ntawm lub hom phiaj tsuas yog qee cov nroj tsuag xwb. Piv txwv li, parsnips nrog powdery mildew yog kis los ntawm Erysiphe fungi. Erysiphe heraclei, tshwj xeeb tshaj yog, feem ntau yog tus neeg ua txhaum.

Powdery mildew cov tsos mob pib me me, dawb me ntsis ntawm ob sab lossis ob sab ntawm nplooj. Cov pob no kis mus rau qhov zoo, sooty txheej uas tuaj yeem npog tag nrho nplooj. Thaum kawg, cov nplooj yuav daj thiab poob.

Yuav ua li cas tswj Parsnips nrog Powdery Mildew

Txoj kev zoo tshaj plaws rau kev daws cov kab mob parsnip powdery mildew yog kev tiv thaiv. Tso koj cov parsnips kom cov nplooj ntawm cov nroj tsuag nyob sib ze tsis kov, thiab cog rau hauv kab kom cov cua nkag mus rau hauv kab thiabmuab cua zoo.

Cia ob xyoos dhau los ntawm kev cog parsnips hauv tib qhov chaw, thiab cog hauv av nrog pH siab me ntsis (kwv yees li 7.0).

Tshem tawm cov kab mob los yog cov nroj tsuag kom tsis txhob kis kab mob. Txau cov tshuaj tiv thaiv kab mob qee zaum tuaj yeem ua haujlwm tau zoo, tab sis feem ntau nws tsis tas yuav tsum tau yog tias cov kev ntsuas qis dua no raug coj mus.

Raws li txoj cai, parsnips tsis yog tshwj xeeb rau cov kab mob mildew thiab aggressive fungicide thov tsis tsim nyog. Qee yam ntawm parsnip yog qhov ua siab ntev ntawm cov fungus thiab tuaj yeem cog raws li kev tiv thaiv yog tias hmoov mildew yog ib qho teeb meem tshwj xeeb hauv koj lub vaj.

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