1. Dab tsi yog whitefly?
Whitefly, tseem hu ua tus npauj dawb, yog qhov tho thiab nqus cov kab tsuag, homoptera, tsev neeg dawb, yog cov kab txawv ntiaj teb.
2. Thaum twg yuav whitefly so tawm hauv lub shed?
Caij nplooj ntoos hlav tshwm sim nyob rau hauv lub tsev cog khoom quav, txij li nruab nrab Lub Plaub Hlis mus txog lig Tsib Hlis; Caij nplooj zeeg tshwm sim nyob rau hauv tag nrho cov chaw xws li cov tsev ntsuab, khaub thuas, thiab qhib lub Xya Hli mus txog lig Lub Cuaj Hli, thiab lub tsev xog paj yuav tshwm sim kom txog rau thaum lub Kaum Ib Hlis.
3. Yuav muaj dab tsi tshwm sim thaum whitefly puas zaub?
Feem ntau, cov neeg laus thiab nymphs zoo li sib sau ua ke nyob tom qab nroj tsuag, nqus cov nplooj ua paug, daj, wilting, lossis txawm wither tag nrho cov nroj tsuag tag nrho. Kev ua kom zoo ntawm tus neeg laus kab yuav cuam tshuam rau cov txiv ntoo saum cov txiv ntoo. Lossis nplooj nplaim, thiab lwm yam, ua rau muaj tshwm sim ntawm cov kab mob xws li muaj kab mob sooty.
4. Vim li cas cov neeg dawb tsis yooj yim los tswj?
a. Ntau yam ntawm cov tswv yim, ntau cov khoom xyaw, thiab cov chaw nyob thiab cov txiv lws suav, kua txiv ntoo, zaub ntsuab, zaub ntsuab, tuaj yeem tsim kev puas tsuaj los ntawm lawv, thiab tseem tuaj yeem ua rau muaj kev phom sij Rau paj, txiv hmab txiv ntoo, cov khoom siv tshuaj, nyom, luam yeeb thiab lwm tsev neeg 112 yim neeg thiab 653 hom nroj tsuag.
b. Muaj zog muaj peev xwm: thaum ib puag ncig yog qhov tsim nyog, ib tiam tau ua tiav nyob rau ib hlis, thiab ib tus poj niam tuaj yeem tsim 50 tiam neeg tuaj yeem tsim 50 tiam neeg, uas yog ib qho kev loj hlob 50-1.
c. Lub xeev kab yog cov nyom: lub qe, nymphs, thiab cov neeg laus ntawm cov nroj tsuag muaj nyob hauv cov xeev sib txawv. Feem ntau nicotine thiab lwm cov tshuaj tuaj yeem tua cov neeg laus, tab sis yuav luag tsis muaj peev xwm rau cov nymphs thiab qe, ua rau muaj cov tshuaj txau tsis khaws nrog kev ua luam ceev. Cov.
d. Zoo ntawm leaping: ya tawm sai li sai tau txau, thiab ya rov qab tom qab txau. Lub peev xwm davhlau tsis muaj zog thaum qhov kub thiab txias thaum sawv ntxov, thiab lub peev xwm ya muaj zog thaum qhov kub muaj zog thaum kub siab. Ib qho ntxiv, Whitefly tus tis muaj cov hmoov dawb wax, uas tsis yooj yim los lo rau cov kua.
e. Kev zais zoo: Cov qe pw tshiab yog xim ntsuab thiab feem ntau muaj cov qe qis dua, thiab cov kab me me, thiab nplooj qub yog cov larvae xwb. Pseudopupa thiab cov neeg laus tam sim no.
f. Kev nce yeeb tshuaj tiv thaiv: nrog lub sijhawm ntev, loj-teev thiab ib daim ntawv thov loj, nws txoj kev tawm tsam yog maj mam nce, ua haujlwm ntau dhau lawm.
5. Yuav ua li cas tiv thaiv nws?
A. Muaj cov tshuaj pom zoo: 15% avinspirate + 70% Dinotefuran thiab PymetROzine sib xyaw nrog cov kab tsuag dej, uas tua kab (nymphs, cov qe, thiab tau txais koob hmoov ceev.
B. Qoob loo Kev sib hloov thiab quav qau kom tshem tawm cov kab ntawm kab.
C. Kev tswj lub cev, dai daj nplaum nplaum nplaum nplaum 15cm saum cov qoob loo hauv tsev cog khoom hauv tsev cog khoom thiab tua cov neeg laus.
Lub sij hawm Post: Lub Yim Hli 01-2022