Bloodlice yog cov kab tsuag uas tshwj xeeb tshaj yog nyiam ua kom lawv tus kheej xis nyob ntawm tsob txiv apple. Yog tias tsis kho, lawv ua rau tsob ntoo tsis muaj zog heev, uas ua rau cov kab mob kis tau yooj yim dua, uas nws tuaj yeem tuag.
Dab tsi yog ntshav thiab ua rau tsob txiv apple puas?
Bloodlice (Eriosoma lanigerum), uas yogzoo tiv thaiv ib puag ncig cuam tshuamlos ntawm ib txheej ntawm wax, belongs rauaphids. Lawv nyob ntawm cov ntoo txiv apples thiab pub cov kua txiv hmab txiv ntoo. Cov kev raug mob ua rau cov yam ntxwv ulcers, cov ntshav qog nqaij hlav cancer.
Kuv yuav ua li cas thiaj paub txog ntshav ntawm txiv apples?
ntshav ntshasit underlawvwoolly-white wax excretions. Cov kab tsuag, uas yog los ntawm North America, muaj txog li ob millimeters. hauv qhov loj. Yog tias koj tsoo cov kab, cov kua txiv hmab txiv ntoo tuaj tawm. Cov ntshauv tshuav lawv lub npe German rau cov khoom no.
Cov tsiaj nyob rau lub caij ntuj no thaum cov menyuam yaus nyob hauv qhov chaw tiv thaiv, piv txwv li hauv cov kab nrib pleb ntawm cov txiv apples. Tom qab lub caij ntuj no so, lawv tsiv mus rau cov ceg ntoo thiab tua ntawm cov ntoo, qhov chaw uas lawv pib ua haujlwm pub mis. Thaum kawg ntawm lub Tsib Hlis lawv tau tuaj ua ke los tsim cov cheeb tsam uas zoo li cov paj paj me me.
Cov ntshav ntshav muaj dab tsi rau cov txiv apples?
Txoj kev nqus ntawm cov kab tsuag ua raubark puasnyob rau hauv daim ntawv ntawmbulging thickenings,lubntshav liab mob qog noj ntshav. Cov no tuaj yeem tsim kua muag qhib thiab tom qab ntawd tsim qhov nkag mus rau lwm yam kab mob xws li cov tawv ntoo dub lossis tsob ntoo txiv ntoo canker.
Yog tias koj tsis tua cov ntshav thiab lawv noj mov ntawm tsob ntoo txiv apples ntau xyoo, qhov no yuav ua rau tsob ntoo tsis muaj zog ntau. Qhov no ua rau kev loj hlob tsis zoo, kev loj hlob ntawm tsob ntoo qeeb thiab cov kab mob fungal txaus ntshai tuaj yeem tshwm sim.
Kuv tuaj yeem tiv thaiv ntshav ntawm cov txiv apples li cas?
Txij thaum cov ntshav hla dhau lub caij ntuj no nyob rau hauv furrows ntawm bark,kev tu cev zoo yog ib qho tseem ceeb tiv thaiv:
- Tshuaj ntsuab.
- Tsim cov kua nplaum nplaum tiv thaiv cov ntshauv los ntawm kev nkag mus rau lub yas.
- Nasturtium sown rau ntawm tsob ntoo disc khaws cov kab tsuag kom deb.
- Txhim kev sib haum xeeb ntawm ladybirds, earwigs, parasitic thiab pub mis nyuj.
- Cultivate tsuas resistant txiv apple ntau yam nyob rau hauv qhov chaw muaj kev puas tsuaj.
Yuav ua li cas thiaj tshem tau ntshav ntawm txiv apples?
Txawm tias cov ntshav muaj kev tiv thaiv zoo los ntawm lawv cov quav ciab, muajntau yam tshuaj hauv tsev:
- Koj tuaj yeem tsoo me me nrog cov hnab looj tes yooj yim.
- txiav cov ceg uas muaj kab mob ntshav qab zib thiab muab lub qhov txhab nrog tsob ntoo wax.
- Tshuaj tsuag nrog fern extract los yog xab npum mos thiab ntsuj plig daws tau zoo. Yog tias muaj kab mob loj heev, koj tuaj yeem siv cov tshuaj tiv thaiv ib puag ncig ob peb zaug.
Tip
Txoj ntshav kuj ua rau lwm yam txiv hmab txiv ntoo puas tsuaj
Cov ntshav ntshav tawm tsam tsis yog cov ntoo txiv ntoo xwb, tab sis txhua tsob ntoo nrog cov txiv ntoo zoo li txiv apples xws li quince, medlar, firethorn, redthorn thiab hawthorn. Yog tias cov kab tsuag tau nyob ntawm koj tsob ntoo txiv apple, koj yuav tsum kuaj cov ntoo no thiab kho lawv yog tias tsim nyog.
