Kab mob kis kab mob thiab kev tawm tsam lawv. Tswv yim

2024 Tus sau: Howard Calhoun | [email protected]. Kawg hloov kho: 2023-12-17 10:28

Xyaum nyob rau hauv txhua lub vaj koj tuaj yeem pom qab taub hau ntawm crispy cabbage. Txawm li cas los xij, tsuas yog ob peb tus tswj kom tos cov qoob loo thiab sau cov zaub zoo, zaub loj. Yog vim li cas? Qhov no feem ntau yog vim lub fact tias cabbage, zoo li tsis muaj lwm yam nroj tsuag, yog susceptible mus rau ntau yam kab mob, nws yog feem ntau tawm tsam los ntawm kab tsuag. Yog li ntawd, cov kab mob cabbage thiab kev sib ntaus tawm tsam lawv rau ntau tus tswv yog lub ntsiab lus kub heev.

Ib yam ntawm cov kab mob ntau tshaj plaws yog hu ua dawb rot. Nws yog ib qho tseem ceeb rau zaub loj hlob ntawm loamy av. Feem ntau, dawb rot cuam tshuam rau qis nplooj ntawm cabbage thiab hauv paus dab tshos. Cov ntaub so ntswg cuam tshuam los ntawm tus kab mob poob lawv cov xim ntuj, ua dej, thiab tseem npog nrog dawb, paj rwb zoo li mycelium. Los ze rau lub caij nplooj zeeg, cov mycelium ua denser thiab hloov mus rau dub sclerotia (lawv tuaj yeem muaj qhov sib txawv). Thiab twb thaum lub sij hawm cia ntawm cov qoob loo, lwm yam kab mob yuav tshwm sim - grey rot. Lub petioles ntawm qis nplooj ntawm cabbage, uas yog cuam tshuam los ntawm grey rot, yog them nrog ib tug fluffy grey pwm nrog me me.dots.

Kab mob Cabbage thiab lawv cov kev tswj feem ntau cuam tshuam nrog kev txhim kho ntawm clubroot. Nws tsim nyob rau hauv cov xwm txheej ntawm cov dej noo ntau dhau. Ntawm cov hauv paus hniav ntawm cov nroj tsuag muaj kab mob, kev loj hlob tshwj xeeb tuaj yeem pom, nws sai sai dries thiab tuag. Txhawm rau kom tsis txhob muaj tus kab mob no, ua ntej cog cov noob, cov av tau kho nrog kev ncua ntawm colloidal sulfur (0.4%, tsib grams ib 1 sq. M). Cov nroj tsuag muaj kab mob yuav tsum raug cais thiab hlawv sai li sai tau.

Ntau yam teeb meem tshwm sim los ntawm cov kab mob xws li blackleg, slimy bacteriosis, cabbage mosaic, downy mildew thiab rhizoctoniosis.

Ib lub ncauj lus cais yog kab tsuag thiab kab mob ntawm cabbage, uas cuam tshuam nrog kev ua ntawm kab. Qhov no yog ib tug dog dig cabbage (dawb cabbage), thiab cruciferous fleas, thiab ib tug dais, thiab ib tug turnip dawb, caij nplooj ntoos hlav thiab lub caij ntuj sov cabbage yoov, nutcrackers thiab wireworms, vaj, exclamation, lub caij ntuj no thiab cabbage scoops, liab qab slugs. Rau ntau cov kab tsuag, zaub qhwv yog ib qho khoom noj khoom haus, uas yog lwm qhov laj thawj vim li cas cov kab mob zaub qhwv thiab lawv cov kev tswj hwm yog lub ntsiab lus kub.

Muaj qee cov npe ntawm kev tiv thaiv kom txuag tau cov noob thiab tau txais kev noj qab haus huv zoo:

• ua ntej tseb, cov noob tau tshuaj tua kab mob: lawv tau rhaub li 15-20 feeb hauv dej kub (kwv yees li 50 degrees), dipped hauv dej txias rau 2-3 feeb thiab qhuav me ntsis;
• thaum cog cov noob, nws yog ib qho tseem ceeb kom ntseeg tau tias huab cua kub tsis nce siab tshaj 18-20 degrees, thiab cov av tsis ntub heev;

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  tag nrho cov nroj tsuag kab mob yuav tsum tau muab cais thiab rhuav tshem sai li sai tau;

• khaws cov av nruab nrab acidity;
• soj ntsuam kev sib hloov: zaub qhwv tuaj yeem cog rau hauv ib qho chaw hauv av txhua 5-8 xyoos;
• thaum kawm txog kab tsuag thiab kab mob ntawm cabbage nrog cov duab, nws yog ib qho tseem ceeb kom paub yuav ua li cas tua kab: nyob rau hauv sib npaug zos proportions, koj yuav tsum sib tov haus luam yeeb plua plav thiab tshauv thiab nphoo cov av nyob ib ncig ntawm qhov sib tov;
• ua ntej cog hauv av, nws tsim nyog dipping cov hauv paus hniav ntawm cov nroj tsuag hauv cov tshuaj tua kab (piv txwv li, karbofos), mullein thiab av nplaum;
• kev khaws cia ntawm cov qoob loo kuj tau yooj yim los ntawm kev cog qoob loo thaum ntxov thiab cog qoob loo.

Kab mob cab thiab tawm tsam lawv ua rau muaj teeb meem ntau rau cov tswv. Txawm li cas los xij, los ntawm kev ua raws li cov cai ntawm kev cog qoob loo, koj tuaj yeem zam tau lawv.