Kho A Turnip Nrog Dawb Spots: Yuav Ua Li Cas Pom Qhov Dawb Ntawm Turnips

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Kho A Turnip Nrog Dawb Spots: Yuav Ua Li Cas Pom Qhov Dawb Ntawm Turnips
Kho A Turnip Nrog Dawb Spots: Yuav Ua Li Cas Pom Qhov Dawb Ntawm Turnips

Video: Kho A Turnip Nrog Dawb Spots: Yuav Ua Li Cas Pom Qhov Dawb Ntawm Turnips

Video: Kho A Turnip Nrog Dawb Spots: Yuav Ua Li Cas Pom Qhov Dawb Ntawm Turnips
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Anonim

Turnip zaub yog ib qho kev kho tshwj xeeb txawm noj nyoos los yog siav. Lawv cov nplooj muaj cov vitamins A, C thiab K, nrog rau ntau lwm cov zaub mov thiab cov as-ham. Lawv cov txiaj ntsig kev noj qab haus huv muaj ntau thiab cov zaub ntsuab yooj yim kom loj hlob thiab sau qoob loo. Txawm li cas los xij, nws tsis yog qhov tsis yooj yim kom pom cov pob dawb ntawm nplooj nplooj turnip. Qhov chaw dawb ntawm turnips ua rau kev puas tsuaj nyiaj txiag qhov twg turnips tsuas yog loj hlob rau lawv cov zaub ntsuab. Kawm paub yuav ua li cas tiv thaiv tau cov nplooj nplooj dawb thiab txuag cov zaub ntsuab.

Paub Turnip White Spot

Ntsuab los ntawm txhua hom zaub muab ntau cov txiaj ntsig zoo. Turnip zaub ntsuab yuav suav hais tias yog ib qho kev noj qab haus huv yav qab teb, tab sis txawm tias sab qaum teb gardeners tuaj yeem loj hlob thiab sau cov nplooj qab no. Txawm hais tias koj noj lawv hauv cov kua txiv hmab txiv ntoo los ntawm cov nqaij npua, noj lawv nyoos hauv cov zaub xam lav sib xyaw, lossis sauté lawv hauv cov neeg tsis noj nqaij oleo, turnip zaub ntim cov vitamin muaj zog thiab cov ntxhia pob zeb. Ib tug turnip nrog dawb me ntsis ntawm nplooj tuaj yeem qhia tau tias muaj kab mob sib kis heev. Kev kuaj pom ntxov yog qhov tseem ceeb vim tias cov noob tuaj yeem tuag tam sim yog tias kis tau thaum hluas.

Cov kab mob tau pom ntawm cov nplooj hluas lossis cov laus. Cov no yog grey rau xim av txawm tias lub npe kab mob. Lesion ntug darken thaum lawv loj hlob thaum lub hauv paus ntawm qhov chaw uadaj ntseg thiab yuav luag dawb. Cov nplooj yuav sai sai tig daj thiab tuag thiab poob tawm. Spots tsim ntawm cotyledons, stems thiab petioles.

Txawm tias ob peb nplooj kab mob tsis muaj teeb meem, tus kab mob kis tau sai sai hauv cov xwm txheej zoo. Yog tias cov nroj tsuag poob ntau nplooj, cov hauv paus hniav tsis tuaj yeem tsim thiab cov carbohydrates tseem ceeb tsis tau sau los ntawm photosynthesis. Qhov no cuam tshuam cov nroj tsuag muaj peev xwm tsim tau nplooj ntau dua thiab thaum kawg ua rau kev noj qab haus huv tsis zoo thiab qee cov zaub ntsuab kom sau qoob loo.

Ua rau Dawb Spot of Turnip

A turnip nrog pob dawb yog tshwm sim los ntawm cov kab mob hu ua Cercosporella brassicae. Tus kab mob tuaj yeem cuam tshuam ntau yam nroj tsuag hauv Brassica pawg, xws li mustard thiab collard. Nws feem ntau yog thaum nruab hnub kub ntawm 55 thiab 65 degrees Fahrenheit (13 txog 18 C.). Cov av noo siab kuj yog ib qho laj thawj.

Tus kab mob kis tau los ntawm cua thiab nag tab sis kuj tseem tuaj yeem tshwm sim hauv cov noob lossis overwintered hauv Brassica cov khib nyiab thiab cov nroj tsuag qus. Cov nroj tsuag uas muaj neeg coob coob thiab tsis muaj qhov cua me me kuj ua rau muaj kab mob ntau dua. Watering overhead thaum lub sij hawm uas cov nplooj tsis muaj sij hawm kom qhuav ua ntej hmo ntuj kuj yuav txhim khu kev loj hlob ntawm fungal spores.

Tswj cov pob dawb ntawm Turnip Nplooj

Tiv thaiv cov pob dawb ntawm nplooj nplooj nplooj thaum pib yog kev tswj hwm zoo tshaj plaws. Loj hlob turnip zaub tsuas yog ib zaug txhua 3 xyoos hauv tib qhov chaw. Siv cov noob tsis muaj kab mob pov thawj thaum ua tau thiab tsis txhob sau cov noob ntawm cov nroj tsuag muaj kab mob.

Khaws cov nroj tsuag, tshwj xeeb tshaj yog cov hauv pawg Brassica, kom deb ntawm cov qoob loo tam sim no. Saib xyuas cov qoob loo thiab tshem tawm cov khoom cog muaj kab mob tam sim ntawd kom tsis txhob kis tus kab mob. Ntxuav cov qoob loo thiab muab pov tseg yog tias ib qho ntawm cov nroj tsuag pom muaj kab mob.

Copper hydroxide tau pom tias muaj txiaj ntsig zoo hauv kev tiv thaiv kab mob yog tias siv thaum ntxov hauv kev loj hlob ntawm cov noob. Siv cov tshuaj fungicides txhua lub lim tiam raws li cov tshuaj tua kab mob thaum muaj xwm txheej zoo rau tus kab mob. Dej los ntawm hauv qab nplooj, yog tias ua tau, kom lawv qhuav thiab tsis lees paub cov kab mob fungal zoo meej rau kis.

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