2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Txawm hais tias cov kab mob aphid tsis tshua muaj loj txaus los ua mob rau cov nroj tsuag feem ntau, cov nplooj tawg thiab curled lawv ua rau thiab tawm hauv qab tuaj yeem ua rau tsis pom tseeb. Vim li no, ntau tus neeg nyiam siv qee hom kev kho mob woolly aphid los saib xyuas cov kab no.
Woolly Aphids yog dab tsi?
Ntau yam zoo li lwm hom aphids, cov kab nqus nqus cov kab no me me, tsuas yog 1/4 nti (0.5 cm.). Txawm li cas los xij, woolly aphids, uas yog ntsuab lossis xiav, kuj tshwm sim fuzzy vim yog cov khoom siv dawb, waxy uas npog lawv lub cev. Cov kab no feem ntau siv ob hom: ib qho rau overwintering thiab nteg qe nyob rau lub caij nplooj ntoos hlav, thiab ib qho rau pub rau lub caij ntuj sov.
Woolly Aphid Damage
Woolly aphid kab feem ntau noj hauv pab pawg. Lawv tuaj yeem pom kev noj zaub mov ntawm nplooj ntoo, buds, twigs thiab ceg ntoo, tawv ntoo, thiab txawm tias cov hauv paus hniav. Kev puas tsuaj tuaj yeem raug lees paub los ntawm cov nplooj twisted thiab curled, nplooj nplooj daj, kev loj hlob tsis zoo, ceg ntoo tuag, lossis kev loj hlob ntawm cov kab mob thiab cov galls ntawm cov ceg los yog cov hauv paus hniav.
Cov khoom siv quav ciab qee zaum pom zoo, nrog rau cov qab zib, nplaum residue hu ua honeydew.
Ntxiv rau, cov nroj tsuag tuaj yeem npog nrog cov pwm pwm, cov kab mob dub uas tsis pom zoo uas zoo li cov kua qaub. Txawm tias qhov no tsis yogfeem ntau cuam tshuam lossis puas cov nroj tsuag nws tus kheej, tshem tawm ntawm aphids thiab lawv cov honeydew yuav pab tswj cov pwm sooty.
Woolly Aphid Control
Vim qhov mob hnyav aphid tshwm sim tsis tshua muaj tshwm sim, tsis tas yuav tsum muaj tshuaj tua kab mob woolly aphid rau kev tswj. Feem ntau, lawv cov lej khaws cia qis nrog cov tsiaj nyeg xws li lacewings, ladybugs, hoverflies, thiab cab kab mob.
Yog xav tau, koj tuaj yeem pom kho qhov twg aphids muaj ntau tshaj plaws siv tshuaj tua kab lossis roj neem. Koj tuaj yeem txiav tawm thiab rhuav tshem cov ceg ntoo thaum ua tau. Thaum cov tshuaj tswj tau pom tias tsim nyog, woolly aphid insecticides xws li acephate (Orthene) tuaj yeem siv los tswj cov kab no.
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