Kho Turnip Downy Mildew: Kawm Yuav Ua Li Cas Tswj Downy Mildew hauv Turnips

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

Downy mildew hauv turnips yog kab mob fungal uas tawm tsam cov nplooj ntawm cov tswv cuab sib txawv ntawm brassica tsev neeg ntawm cov qoob loo. Nws tsis ua kev puas tsuaj loj rau cov nroj tsuag paub tab, tab sis yub turnips nrog downy mildew feem ntau tuag. Yog tias koj lub vaj suav nrog turnips lossis lwm cov tswv cuab ntawm pawg cog brassica, koj yuav tsum kawm paub yuav ua li cas thiaj paub txog cov kab mob downy mildew. Nyeem rau kom paub cov ntaub ntawv hais txog tus kab mob fungal no, suav nrog cov lus qhia rau kev kho mob turnip downy mildew.

About Downy Mildew hauv Turnips

Downy mildew hauv turnips yog tshwm sim los ntawm tus kab mob fungal. Turnips nyob deb ntawm tib tsob nroj cuam tshuam txawm tias. Cov kab mob fungal kuj kis tau rau cov nroj tsuag hauv qab no:

• Cabbage

Nyob zoo broccoli

• Brussels sprout
• Kale
• Collards
• Cauliflower
• Kohrabi
• Suav cabbage
• Radish
• Mustard

Tus kab mob no tawm tsam cov nplooj ntoo. Kev puas tsuaj rau cov neeg laus turnips yog txwv rau cov nplooj ze tshaj plaws rau cov av, tab sis cov tub ntxhais hluas seedlings tuaj yeem tua los ntawm cov kab mob me me.

Cov tsos mob ntawm Turnips nrog Downy Mildew

Ua ntej koj tuaj yeem pib npaj kev tswj hwm, koj yuav tsum kawm paub txog cov tsos mob ntawm qhov nokab mob. Thawj cov cim qhia uas koj yuav pom yog faint daj me ntsis rau saum nplooj. Qhov no yog ua raws los ntawm fungal fruiting lub cev. Lawv tshwm sim raws li ib tug fluffy los yog powdery-dawb loj ntawm spores nyob rau hauv undersurface ntawm nplooj thiab muab tus kab mob nws lub npe.

Raws li tus kab mob no tshwm sim, me me dub dots tshwm nyob rau saum npoo ntawm nplooj turnip. Hauv cov nroj tsuag paub tab, cov no loj hlob mus rau hauv qhov tsaus ntuj, sunken lesions. Cov nplooj pucker, daj, thiab tuaj yeem poob los ntawm cov nroj tsuag. Nrhiav qhov no tshwj xeeb tshaj yog thaum lub caij nplooj ntoos hlav lig thiab lub caij nplooj zeeg. Qhov ntawd yog thaum tus kab mob downy mildew yog qhov phem tshaj plaws.

Turnip Downy Mildew Control

Kev txheeb xyuas cov kab mob nrog cov kab mob me me yog yooj yim dua li kev kho cov kab mob kab mob. Koj yuav tsum tau nqis peev ntau npaum li lub sijhawm thiab kev siv zog los tiv thaiv tus kabmob raws li kev kho nws. Txhawm rau kom ua tiav cov kab mob mildew tswj, khaws qhov teeb meem hauv siab thaum koj cog. Koj xav siv cov noob kho nrog dej kub. Yog tias koj cog cov noob, nco ntsoov tias lawv tsis muaj kab mob.

Kev siv dej yog ib qho tseem ceeb hauv kev tswj cov kab mob kab mob kab mob, vim tias lawv tswj tau cov kab mob fungal ntawm cov qoob loo. Siv cov kev ceev faj kom ceev faj kom cov yub qhuav li koj ua tau, watering lawv zoo tab sis tsawg zaus.

Tsis txhob haus dej thaum sawv ntxov txij li thaum cov kab mob fungal tawm. Muab cov nroj tsuag sib nrug me ntsis ntau dua li qhov pom zoo kom cia huab cua hla ntawm lawv thiab qhuav lawv. Nco ntsoov tias koj cov turnips tau txais cov poov tshuaj txaus thiab lwm cov as-ham los ua kom lawv tsis muaj zog.

Nyob hauv huab cua ntub, pib tshuaj tua kab mob fungicideqhov kev pab cuam. Tsis txhob nyob twj ywm rau ib qho tshuaj, txawm li cas los xij, vim tias cov fungus tuaj yeem tsim kev tiv thaiv. Xwb, alternate fungicides.