2024 Tus sau: Gavin MacAdam | [email protected]. Kawg hloov kho: 2023-12-16 13:40
Qhuav rot ntawm cov qoob loo qoob loo hauv kev tshawb fawb hu ua phomosis. Cov ntoo cuam tshuam los ntawm tus kab mob no maj mam tig daj thiab qeeb lawv txoj kev loj hlob, thiab lawv cov nplooj qis tau pleev xim rau hauv cov xim xiav los yog pinkish. Cov lus qhia txhua hom zaub qhwv yog raug rau phomosis: zaub paj thiab Savoy, Peking, zaub paj, Brussels sprouts, kohlrabi thiab zaub qhwv dawb. Cov tsos mob sab nraud ntawm tus kab mob no tuaj yeem pom ntawm cov ntoo hluas, thiab cog qoob loo, nrog rau ntawm cov noob qes
Ob peb lo lus hais txog tus kab mob
Feem ntau, qhuav qhuav kuj cuam tshuam rau cov yub. Cov hauv paus hniav, cov qia thiab nplooj feem ntau cuam tshuam los ntawm nws. Cov pob zeb me me nrog cov xim dub ua rau ntawm cotyledon nplooj.
Ntawm cov qia, qhov tshwm sim ntawm rot qhuav yog me ntsis nco txog qhov tshwm sim ntawm cov tsos mob ntawm tus kab mob xws li ceg dub. Qhov sib txawv tseem ceeb yog tias cov nqaij cuam tshuam thaum lub sij hawm phomaosis tau pleev xim rau xim daj-greyish nrog cov xim dub pom nyob ntawm lawv. Ntawm cov zaub qhwv me me thiab nplooj, lub teeb xim av xim av tau tsim, thav duab nrog cov ntug tsaus nti, uas muaj pycnidia, thiab cov nplooj qis tau txais cov xim liab lossis xiav. Yog tias cuam tshuam los ntawm rot qhuav, nplooj tuaj yeem poob tawm ntawm lub taub hau ntawm zaub qhwv.
Raws li tus kab mob tshwm sim, nrog kev puas tsuaj ntawm cov nqaij mos cuam tshuam, kev tsim cov qhuav qhuav pib. Nws yog qhov tseem ceeb tshaj plaws ntawm cov qoob loo cuam tshuam los ntawm rot qhuav, cov noob tam sim suav tias yog kis mob.
Tus neeg sawv cev ntawm phomosis yog cov nceb tsis zoo hu ua Phoma lingam Desm. Lub mycelium kis feem ntau nyob rau ntawm qhov chaw sib txuas, thiab convex pycnidia daim ntawv ntawm qhov chaw ntawm cov nqaij mos. Hauv cov pycnidia no, ovoid me me lossis oblong-cylindrical pycnospores tau tsim tom qab, thiab qee zaum txawm tias me ntsis khoov.
Kev sib kis ntawm rot qhuav tshwm sim feem ntau nrog cov khib nyiab ntawm tsob ntoo, nrog rau cov noob muaj kab mob thiab cov yub. Tus kab mob no tawm tsam cov nroj tsuag nrog lub zog tshwj xeeb thaum lub caij ntub. Kev kis tus kab mob tuaj yeem nyob hauv av tau ntev li xya xyoo.
Feem ntau, qhuav qhuav kuj tshwm sim thaum khaws cov zaub qhwv, tshwj xeeb tshaj yog tias nws qhov chaw khaws cia yog qhov kub thiab txias. Hauv qhov no, cov qij zaub qhwv maj mam dhau los ua rotten, thiab mob txhab ntawm lub taub hau ntawm cov zaub qhwv pom tau tias nce ntxiv hauv qhov loj me.
Yuav ua li cas sib ntaus
Thaum cog cov zaub qhwv, nws yog ib qho tseem ceeb heev uas yuav tsum tau saib xyuas cov cai ntawm kev hloov qoob loo. Nws kuj tseem tsim nyog tshem tag nrho cov nroj tsuag seem ntawm lub txaj kom raws sijhawm. Nws tsis muaj qhov tseem ceeb tsawg rau kev sib ntaus sib tua tua cov kab ya thiab lwm yam kab tsuag - rau qhov loj, kev txhim kho phomosis tau txhawb nqa los ntawm kev ua kom puas tsuaj rau cov qoob loo ntawm cov qoob loo los ntawm cov nplooj nplooj noj kab thiab aphids.
Nws raug nquahu kom kho cov noob zaub nrog daws ntawm tigam (0.5%) ua ntej cog. Nws tseem raug tso cai kho cov noob los ntawm kev ua kom sov lawv rau nees nkaum feeb hauv dej, qhov kub ntawm qhov twg los ntawm 48 txog 50 degrees. Tom qab ntawd, lawv tau txias hauv dej txias thiab qhuav, thiab tom qab ntawd ntxiv nrog fentiuram lossis TMTD. Kev tseb cov noob zaub thaum ntxov mus rau qhov tob ntawm 1 - 2 cm hauv cov av noo noo kuj tseem yuav ntsuas tau zoo tiv thaiv phomosis.
Cov av nyob hauv lub tsev cog khoom yuav tsum tau hloov pauv lossis ua kom tsis zoo nrog tiazone, carbation, lossis lwm yam kev npaj tsim nyog. Tsev cog khoom thav duab, thawv thiab khoom siv yuav tsum tau muab tshuaj tua kab mob. Raws li txoj cai, kev tua kab mob no yog ua nrog tshuaj dawb (rau kaum litres dej - 400 g) lossis formalin (nws yuav siv 1 litre rau 25 liv dej). Yog tias pom cov tsos mob qhuav qhuav ntawm cov nroj tsuag, thiab ntawm cov noob qes tshwj xeeb, cov zaub qhwv tau txau nrog 1% daws ntawm Bordeaux kua.
Nws muaj peev xwm nce kev tiv thaiv ntawm cov zaub qhwv rau phomosis los ntawm kev ua cov av nrog phosphorus-potassium, ntxiv rau cov chiv chiv. Tab sis, hmoov tsis, ntau yam uas tiv taus tus kab mob no tseem tsis tau raug txheeb xyuas.
Hauv kev tawm tsam tiv thaiv phomosis, nws raug tso cai siv ntsuas los tiv thaiv qhov tsis zoo ntawm cov zaub qhwv.
Pom zoo:
Npauj Npaim Npauj Npaim - Tus Yeeb Ncuab Ntawm Cov Qoob Qoob Loo
Npauj npaim meadow daj tau pom nyob rau txhua qhov chaw. Kab mob cab no tuaj yeem ntsib tshwj xeeb tshaj yog nyob hauv nruab nrab ntawm Russia thiab Caucasus. Nws feem ntau ua rau cov qes ntawm cov carrots thiab parsnips, ntxiv rau qee yam qoob loo qoob. Qhov tshwm sim ntawm nws cov haujlwm tsis zoo yog qhov txo qis hauv qhov pom tau zoo ntawm cov noob thiab qhov tseem ceeb txo hauv cov qoob loo. Cov kab ntsig ua rau lub cev puas tsuaj rau cov noob qes ntawm umbelliferous heev - lawv tsis tsuas yog gnaw lub cev tsis muaj zog, tab sis kuj
Powdery Mildew Ntawm Cov Qoob Loo Qoob Loo
Powdery mildew tawm tsam yuav luag tag nrho cov qoob loo qoob loo, thiab dib nrog melons tshwj xeeb. Nws kuj tsis hla dhau taub taub, txiv kab ntxwv thiab taub zucchini. Thiab nws tsis muaj teeb meem dab tsi ntawm cov av zoo li cas cov qoob loo no tau cog - hauv qhov qhib lossis hauv kev tiv thaiv. Hauv qhov chaw sov thiab qhuav, cov hmoov me me ua rau muaj teeb meem tsis txaus ntseeg. Rau qhov loj, nws kis tau yooj yim los ntawm kev hloov pauv ntau dhau ntawm cov av noo thiab qhov kub
Plaub Hlis Cov Qoob Loo Ntawm Cov Qoob Loo Thaum Ntxov
Ntau yam zaub qoob loo twb tau sown rau cov noob nyob rau lub caij ntuj no thaum lub caij nplooj ntoo hlav. Thiab yuav ua dab tsi nrog koj tus kheej thaum Lub Plaub Hlis, thaum eggplants thiab kua txob nrog txiv lws suav tseem tos kom hloov mus rau lub txaj? Puas yog nws tsis tsim nyog poob ib hlis tag nrho? Cov kws paub dhau los paub paub tias qhov no yog ib lub hlis tseem ceeb tshaj plaws ntawm lub xyoo thaum koj yuav tsum tso lub hauv paus kom tau txais thawj cov vitamins los ntawm koj lub vaj. Thaum cov zaub nrog lub sijhawm ntev ntawm kev txhim kho tau tos lawv tig, lawv thaj chaw pub dawb yuav tsum tau siv rau kom tau txais cov qoob loo thaum ntxov. Soob
Ib Puag Ncig Zoo Ntawm Cov Qoob Loo Qoob Loo
Ntau lub vaj qoob loo tuaj yeem ua ke zoo nyob ntawm ib lub txaj. Nws yog ib qho tseem ceeb los xaiv cov neeg nyob ze. Vim li cas kev sib koom tsaws tsaws muaj txiaj ntsig thiab yuav ua li cas kom raug? Hauv qab no yog qee cov lus qhia thiab tswv yim
Rapeseed Beetle - Kab Tsuag Ntawm Cov Qoob Loo Qoob Loo
Cov paj tawg kab, uas nyob ze rau txhua qhov chaw, txaus siab ua kev zoo siab rau cov noob cog ntawm cov noob qoob loo thiab zaub zaub cog qoob loo. Qee lub sij hawm nws tuaj yeem pom ntawm beet cog, ntawm paj ntawm legumes, ntxiv rau cov txiv hmab txiv ntoo thiab lwm yam qoob loo. Gluttonous larvae ntawm kev ua paj paj kab, noj cov ntsiab lus ntawm lub buds, tshwj xeeb tshaj yog teeb meem. Raws li qhov tshwm sim ntawm lawv cov kev tawm tsam, cov buds tuag sai sai, uas nyob rau hauv lem tsis tuaj yeem tab sis cuam tshuam rau qhov ntim ntawm cov qoob loo thiab nws qhov zoo
