Weevil ntawm strawberry. Txoj kev sib ntaus

Weevil ntawm strawberry. Txoj kev sib ntaus
Weevil ntawm strawberry. Txoj kev sib ntaus

Video: Weevil ntawm strawberry. Txoj kev sib ntaus

Video: Weevil ntawm strawberry. Txoj kev sib ntaus
Video: Complying with Pesticide Laws and Regulations in California Modules 1-9 (Hmong) 2024, Kaum ib hlis
Anonim

Txiv kab ntxwv-strawberry weevil yog kab tsuag txaus ntshai. Qhov no yog kab me me (txog 3 hli) ntawm grey-dub xim ntawm tsev neeg weevil. Nws hibernates nyob rau hauv clods ntawm av thiab cov nroj tsuag seem. Nyob rau lub caij nplooj ntoos hlav, thaum kub nce mus txog 10 degrees Celsius, cov kab sawv thiab tuaj rau saum npoo.

weevil ntawm strawberries
weevil ntawm strawberries

Poj niam pib nteg qe hauv strawberry buds, tom qab ntawd lawv yuav txav mus rau hauv raspberry buds. Ib tug poj niam tuaj yeem ua rau 50 buds, tawm hauv ib lub qe.

Cov kab mob ntawm cov txiv pos nphuab tawm punctures uas tsuas yog pom thaum kuaj xyuas ze. Cov kab mob uas ploj lawm wilt, qhuav. Raws li cov poj niam gnaw lub pedicels, lawv poob rau hauv av.

Cov qe mus rau hauv cov larvae (cov kab kab dawb) uas pupate kom nce mus rau ib tiam tshiab. Tawm los, cov tub ntxhais hluas weevil ntawm strawberries pub rau ntsuab berries thiab lub pulp ntawm nplooj, spoiling lawv, thiab ces tsiv mus rau raspberries. Nws siv lub caij ntuj no rau hauv av.

Cov neeg ua teb, ntsib cov kab no, xav paub yuav ua li cas nrog thiab yuav ua li cas ua strawberries los ntawm weevil.

strawberry weevil sib ntaus
strawberry weevil sib ntaus

Nyob rau lub caij nplooj ntoos hlav thaum ntxov, txaj nrog strawberries yuav tsum tau watered nrog dej kub(kua kub yuav tsum yog li 60 degrees). Thaum lub sij hawm budding (ib lub lis piam ua ntej flowering), strawberries thiab raspberries yuav kho nrog ib tug daws ntawm xab npum ntxhua khaub ncaws (200 g ntawm xab npum yog yaj nyob rau hauv 10 liv dej) los yog ib tug daws ntawm mustard (200 g ntawm mustard yog noj rau 10). litres dej). Cov buds puas yuav tsum tau sau thiab hlawv. Thaum ntxov Lub Tsib Hlis, koj tuaj yeem siv cov khoom siv roj ntsha hauv qab no: Iskra, Fitoverm, Akarin, Iskra-bio. Cov khoom no yog absorbed los ntawm nplooj hauv 3 teev, kev tiv thaiv kav li peb lub lis piam.

Yog hais tias weevil ntawm strawberries tau multiplied, ces tom qab sau lub site yog zoo dua mus kho nrog tshuaj tua kab ("Corsair", "Aktellik", "Karbofos", "Vofatoks", "Ambush", "Gordon", "Metaphos" thiab lwm yam). Nws raug nquahu kom ua cov tshuaj kho mob thaum sawv ntxov kom txo qhov kev puas tsuaj rau cov kab uas muaj txiaj ntsig zoo uas rhuav tshem cov kab tsuag (1 kab noj 20 weevils ib hnub).

Yuav ua li cas ua strawberries los ntawm weevil
Yuav ua li cas ua strawberries los ntawm weevil

Nws yog ib qho tseem ceeb heev uas yuav tsum tau ua raws li cov kev cai ntawm kev ua liaj ua teb technology, tsis txhob cog strawberries ib sab ntawm raspberries, vim qhov no ua rau nws yooj yim dua rau cov kab txav ntawm ib tsob ntoo mus rau lwm qhov. Kev cog qoob loo thiab khawb av hauv qab bushes thaum lub caij nplooj zeeg yuav txo cov kab tsuag.

Cov neeg tawm tsam ntawm kev siv tshuaj lom neeg hauv lawv lub vaj tuaj yeem pom zoo lwm txoj hauv kev los daws qhov teeb meem no. Strawberry weevil kuj tuaj yeem raug tua nrog kev nyab xeeb, tshuaj ntsuab. Txhawm rau npaj nws, lub tog raj kheej thib peb yuav tsum tau ntim cov dos tev thiab celandine nyom hauv qhov sib piv ntawm 2: 1, tom qab ntawd ncuav dej npau npau. Lim tom qab txiaslub resulting tov thiab tshuaj tsuag. Thawj zaug - thaum thawj paj tawg, qhov thib ob - hauv ob lub lis piam. Qhov no yuav txaus. Nws yuav tsum raug sau tseg tias qhov kev kho no ua rau yuav luag tag nrho cov kab tsuag, thiab nws tsis ntshai muv, yog li kev txau yuav tsis cuam tshuam rau pollination txhua txoj kev. Ntxiv mus, nws kuj yog kev tiv thaiv kab mob fungal, tshwj xeeb, grey rot.

Kev tawm tsam weevil ntawm strawberries tej zaum yuav tsis ua, vim cov kab no tsis ua rau cov qoob loo puas loj heev, vim qee yam yuav tsum nyob twj ywm rau nws cov xeeb ntxwv.

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