Koj saib xyuas koj lub vaj nrog kev saib xyuas zoo thiab tseem dheev cov kab mob mildew tshwm ntawm nplooj? Qhov no yuav yog vim qhov kub tsis zoo. Txawm li cas los xij, koj yuav tsum tsis txhob txiav txim siab saib xyuas ntau dhau. Yuav kom paub qhov tseeb vim li cas ntawm cov kab mob parasite, koj yuav kawm txog cov feem ntau ua rau mildew hauv qab no.
Dab tsi ua rau mob mildew?
Mildew yog tshwm sim los ntawm cov kab mob fungi thiab nyiam los ntawm cov xwm txheej tsis zoo xws li kev ywg dej tsis raug, nitrogen ntau dhau lossis cov nroj tsuag cog ntau dhau. Powdery mildew tshwm sim nyob rau hauv sov thiab qhuav, thaum downy mildew tshwm sim nyob rau hauv high humidity.
Mildew yog tshwm sim los ntawm fungus
Hauv botany, qhov sib txawv yog tsim los ntawm ob hom, powdery mildew thiab downy mildew. Ob yam kab mob yog tshwm sim los ntawm ib tug fungus. Cov kab no feem ntau tshwj xeeb hauv ib hom nroj tsuag. Piv txwv li, dib mildew tsis cuam tshuam rau roses.
Cause of powdery mildew
Powdery mildew tseem hu ua "cov huab cua ncaj ncees fungus" vim nws tsim nyob rau hauv sov thiab qhuav. Nws yog nyob rau sab saum toj ntawm nplooj thiab pom raws li cov pob dawb, uas tom qab tsim cov qias neeg, xim av. Koj tuaj yeem pom cov kab mob mildew ntawm
- Asters
- Roses
- Cucumbers
- Carrots
- thiab gooseberries
Caus of downy mildew
Hauv qhov sib piv, cov kab mob me me, "cov kab mob huab cua phem," tshwm sim thaum huab cua huab cua siab. Cov tsos mob tshwm sim ntawm ob sab saum toj thiab hauv qab ntawm nplooj, nrog rau zaj duab xis muaj purplish cam khwb cia thiab cov me ntsis yellowish. Downy mildew feem ntau cuam tshuam
- cabbage
- Radish
- Cov hauv paus dub
- Pas
- Lamb lettuce
- Lettuce
- Spinach
- Radish
- Grapes
- thiab dos
Kev saib xyuas yuam kev uas txhawb nqa mildew
Kev ywg dej tsis raug, fertilizing lossis cog txhawb kev loj hlob ntawm mildew. Yam koj yuav tsum xyuam xim rau:
- Ntau dhau nitrogen txhawb cov kab mob fungal thiab ua rau cov nroj tsuag tiv thaiv tsis muaj zog. Dos cov chiv kom zoo
- Thaum watering, tos kom txog thaum lub substrate qhuav. Tsuas yog dej cov hauv paus hniav, tsis txhob nplooj, thiab muab dej thaum sawv ntxov yog tias ua tau. Txwv tsis pub cov kua yuav tsim nyob rau ib hmos vim nws yuav tsis evaporate. Lub resulting noo noo caw downy mildew
- Cov nroj tsuag uas cog ntau dhau kuj ua rau muaj av noo nyob rau hauv ib puag ncig vim huab cua tsis tuaj yeem ncig txaus
Recurrent mildew
Mildew dua? Koj tsuas muaj tsuas yog txiav tag nrho cov nroj tsuag cuam tshuam. Tab sis koj puas tau ua tib zoo saib xyuas kom txaus? Tsis txhob muab cov ceg uas muaj kab mob no pov tseg rau hauv compost. Los ntawm no cov fungus kis mus nyob rau ntawm cov nroj tsuag nyob sib ze. Nws yog qhov zoo tshaj kom hlawv cov kab mob tua lossis pov tseg hauv tsev pov tseg.
