2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Lettuce yog cov zaub ntsuab uas zoo tshaj plaws thaum loj hlob hauv qhov txias, ntub dej; Qhov kub ntawm 45-65 F. (7-18 C.) yog qhov zoo tagnrho. Qhov txias txias, txawm li cas los xij? Frost puas yuav puas lettuce nroj tsuag? Nyeem rau kom paub ntxiv.
Puas Lettuce Yuav tsum tiv thaiv Frost?
Kev cog qoob loo koj tus kheej yog qhov zoo nkauj. Tsis tsuas yog nws tau txais txiaj ntsig los khaws koj cov khoom tshiab, tab sis ib zaug khaws, lettuce yuav loj hlob ntxiv, muab koj cov qoob loo ntawm cov zaub ntsuab tshiab. Tab sis yuav ua li cas tshwm sim thaum kub poob mus rau lub freezing mark? Puas yog koj cov lettuce yuav tsum tau tiv thaiv los ntawm Frost?
Lettuce seedlings feem ntau yuav zam lub teeb Frost thiab, tsis zoo li feem ntau cov zaub, txuas ntxiv mus txog rau lub caij nplooj zeeg thaum qhov muaj feem yuav tshwm sim hauv qee thaj tsam. Uas tau hais tias, hmo txias, ntshiab yuav tsim kev puas tsuaj rau hauv cov zaub xam lav, tshwj xeeb tshaj yog tias lub sijhawm txias txias yog ntev.
Lettuce thiab Frost Resulting Symptom
Frost puas nyob rau hauv lettuce ua rau ntau yam tsos mob ntsig txog qhov hnyav thiab ntev ntawm lub sijhawm khov. Cov tsos mob tshwm sim yog thaum lub cuticle sab nraud ntawm nplooj cais tawm ntawm cov ntaub so ntswg hauv qab, ua rau cov xim bronzed vim kev tuag ntawm cov hlwb epidermal. Kev puas tsuaj loj ua rau necrotic lesions ntawmcov nplooj nplooj thiab pom cov nplooj, zoo ib yam li cov tshuaj tua kab hlawv lossis kub ua kom puas.
Nyob rau lub sijhawm, cov lus qhia ntawm cov nplooj hluas raug tua tawm tam sim lossis Frost ua rau cov npoo, ua rau cov nplooj ntoo tuab. Txhua yam kev puas tsuaj rau lettuce vim Frost yuav tsum tau muab tshem tawm los yog cov nroj tsuag yuav pib lwj thiab ua inedible.
Lab thiab Frost Protection
Lettuce ua siab ntev rau qhov txias txias rau lub sijhawm luv, txawm hais tias kev loj hlob yuav qeeb. Txhawm rau tiv thaiv lettuce nyob rau hauv cov cheeb tsam uas muaj huab cua sov, cog romaine lossis butterhead lettuce, uas yog qhov txias tshaj plaws.
Thaum huab cua txias, npog lub vaj nrog cov ntawv los yog phuam so kom tiv thaiv qee yam. Qhov no yuav pab tau rau lub sijhawm luv luv, tab sis yog tias lub caij ntuj sov ntev dhau los, koj cov zaub xam lav yuav muaj kev phom sij.
Thaum kawg, sab nraum zoov khov yuav tsis yog qhov kev txhawj xeeb nkaus xwb rau lettuce thiab Frost. Frosty tej yam kev mob nyob rau hauv koj lub tub yees yuav twv yuav raug hu ua kev sib tw lettuce zaub ntsuab, ua rau koj nrog ib tug slimy mess. Obviously, tsis txhob muab lettuce nyob rau hauv lub freezer. Kho qhov chaw ntawm koj lub tub yees yog tias nws tuaj yeem ua rau frosting.
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Lettuce Nematodes: Tswj kev puas tsuaj nematode hauv Lettuce qoob loo
Nematodes ntawm lettuce tuaj yeem ua rau puas tsuaj, ua rau muaj ntau yam tsos mob nyob ntawm ntau yam kab mob nematode. Feem ntau, txawm li cas los xij, muaj cov kab tsuag no nkag rau koj cov qoob loo lettuce yuav ua rau puas tsuaj, txo cov qoob loo, thiab tej zaum txawm so koj cov qoob loo tag nrho. Kawm ntxiv ntawm no
Tiv thaiv cov nroj tsuag los ntawm Frost - Kawm Txog Frost Plant Protection
Txawm hais tias koj qhov kev nyab xeeb muaj lub caij ntuj no txias, ib qho Frost tuaj yeem tuaj lig rau lub caij nplooj ntoo hlav lossis lub caij nplooj zeeg thaum ntxov los tua koj cov nroj tsuag zoo ua ntej lawv lub sijhawm. Kawm paub ntau ntxiv txog kev tiv thaiv cov nroj tsuag los ntawm Frost nyob rau hauv kab lus hauv qab no
