2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Loj hlob koj tus kheej tuaj yeem tau txais txiaj ntsig zoo thiab txuag koj cov nyiaj hauv khw muag khoom noj. Txawm li cas los xij, thaum tsob ntoo txiv ntoo kis kab mob los yog kab tsuag, nws tuaj yeem ua rau poob siab thiab poob siab heev. Yog tias koj pom skeletonized foliage ntawm koj pear lossis cherry ntoo, pear slugs tuaj yeem yog tus neeg ua txhaum. Dab tsi yog pear slugs? Nyeem ntxiv kom paub txog cov kab tsuag pear slug, nrog rau cov lus qhia rau kev tswj cov pear slugs.
Pear Slugs yog dab tsi?
Pear slugs, tseem hu ua cherry slugs, tsis yog slugs kiag li. Lawv yog cov larvae ntawm pear sawfly (Caliroa cerasi). Cov larvae no muaj slimy, txiv ntseej ntsuab, zoo li slug zoo li hauv lawv thawj plaub lub hnub qub. Nyob rau hauv cov hnub qub dhau los no, pear slugs yog me ntsis tadpole zoo li tus nrog lub taub hau loj dua thiab tapered hauv qab.
Nyob rau hauv lawv lub hnub qub thib tsib, tsis ntev ua ntej burrowing rau hauv av los tsim lawv cov cocoon, lawv noj cov kab ntsig ntau dua nrog daj rau xim txiv kab ntxwv thiab kaum ceg. Lawv overwinter nyob rau hauv cocoons hauv qab cov av nto thiab tshwm nyob rau hauv lub caij nplooj ntoos hlav raws li cov neeg laus pear sawflies. Tom qab mating, sawflies nteg qe, uas zoo li hlwv me me nyob rau sab sauv ntawm nplooj. Lawv larvae, los yog pear slug pests,ces pub rau sab sauv ntawm nplooj, zam cov nplooj nplooj tuab.
Nws ntseeg tias pear sawfly yog ib txwm nyob rau Tebchaws Europe tab sis raug coj mus rau Tebchaws Meskas tsis txhob txwm ua rau cov nroj tsuag thaum lub sijhawm muaj tebchaws. Thaum lawv tsis thab ntoo txiv duaj, pear slug kab tsuag tuaj yeem kis tau rau lwm tsob ntoo thiab ntoo, xws li:
- Pum
- Quince
- roob tshauv
- Cotoneaster
- Serviceberry
- Apple
Lawv tsim tau ob tiam ib xyoos, nrog thawj tiam pub rau cov nplooj ntoo thaum lub caij nplooj ntoo hlav mus rau thaum ntxov lub caij ntuj sov, thiab lub thib ob, ntau yam kev puas tsuaj, pub cov nplooj nyob rau lub caij ntuj sov mus rau thaum ntxov caij nplooj zeeg.
Txheej Pear Slugs hauv Vaj
Feem ntau, pear slug kab tsuag yog cov teeb meem tshuaj pleev ib ce ntau dua, ua rau cov nplooj tsis zoo nkauj. Txawm li cas los xij, nyob rau hauv cov kab mob loj heev, lawv tuaj yeem ua rau loj defoliation ntawm ntoo, txo cov txiv hmab txiv ntoo loj, thiab txo flowering nyob rau hauv lub xyoo tom qab infestation. Pear slug tswj yog qhov tseem ceeb tshaj nyob rau hauv ib qho chaw cog qoob loo uas cov pej xeem tuaj yeem tawm ntawm tes sai dua hauv lub tiaj nraum qaum tsev uas tsuas muaj ob peb tsob ntoo txiv ntoo xwb.
Thawj kauj ruam ntawm yuav ua li cas tua pear slugs yog ua tib zoo saib xyuas lawv lub xub ntiag. Pear slug tswj txoj hauv kev tsuas yog ua haujlwm thaum cov kab tsuag no tshwm sim hauv lawv cov larval theem. Qee yam kev tswj hwm pear slug yog malathion, carbaryl, permethrin, tshuaj tua kab tshuaj soaps, thiab txiv ntoo roj.
Yog tias koj xav kom tsis txhob muaj tshuaj, xab npum, thiab roj hauv lub vaj, pear slugs tuaj yeem raug blasted tawm ntawm nplooj nrog lub hose kawg sprayer.
Pom zoo:
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