Dab tsi yog Fusarium Canker: Yuav Kho Cov Ntoo Walnut Nrog Fusarium Canker

Cov txheej txheem:

Dab tsi yog Fusarium Canker: Yuav Kho Cov Ntoo Walnut Nrog Fusarium Canker
Dab tsi yog Fusarium Canker: Yuav Kho Cov Ntoo Walnut Nrog Fusarium Canker

Video: Dab tsi yog Fusarium Canker: Yuav Kho Cov Ntoo Walnut Nrog Fusarium Canker

Video: Dab tsi yog Fusarium Canker: Yuav Kho Cov Ntoo Walnut Nrog Fusarium Canker
Video: Hmong new song 2016 - Yog dab tsi - Xub Hluav Taws (Official MV) 2024, Hlis ntuj nqeg
Anonim

Walnut ntoo loj hlob sai thiab ua ntej koj paub, koj muaj qhov ntxoov ntxoo txias thiab muaj txiaj ntsig ntawm cov txiv ntoo. Tej zaum koj kuj yuav muaj cankers uas tua tau tsob ntoo. Tshawb nrhiav txog fusarium canker hauv walnuts hauv kab lus no.

Fusarium Canker yog dab tsi?

Cov kab mob fusarium ua rau cov kab mob hauv cov ntoo walnut nyob rau sab hnub poob thiab thaj tsam ntawm sab hnub tuaj. Nws nkag mus rau tsob ntoo thaum cov spores txaws rau tsob ntoo thaum los nag hnyav. Nws feem ntau nkag mus rau sab qis ntawm lub cev, tab sis nws tuaj yeem kis tau cov ceg ntoo thiab sab sauv ntawm lub cev. Tus kab mob ua rau cov kab nrib pleb thiab tsaus nti, ntxhov siab, elongated nti. Cov ntoo uas muaj kab mob fusarium canker feem ntau muaj sprouts nyob ib ncig ntawm lub hauv paus.

Npau taws txiav tsob ntoo txoj kev ncig kom cov ceg thiab stems saum lub qhov txhab tuag. Raws li lub canker nthuav dav thiab nthuav dav nyob ib ncig ntawm tsob ntoo, ntau qhov kev ncig tau ploj mus thiab thaum kawg tag nrho tsob ntoo tuag. Tom qab tsob ntoo tuag lawm, ib tug sprouts yuav coj los ua lub ntsiab lub cev, tab sis nws yuav siv sij hawm ntau xyoo rau sprout loj hlob mus rau hauv ib tug tsim noob txiv ntoo thiab ntxoov ntxoo ntoo.

Kho Fusarium Canker

Tsis muaj txoj hauv kev los cawm tsob ntoo nrog fusarium canker kab mob ntawm lub cev, tab sis koj tuaj yeem pab tsob ntoo nrog cov kab mob ntawm cov ceg. Prunetshem cov ceg puas lawm, txiav lawv ob peb nti (8 cm.) dhau ntawm lub canker. Xyuas kom koj txiav txhua txoj kev rov qab mus rau cov ntoo noj qab haus huv uas tsis muaj xim tsis zoo.

Kab mob prunings tuaj yeem kis tus kab mob, yog li rub tawm lossis hlawv cov ceg koj txiav tawm ntawm tsob ntoo. Txoj hauv kev zoo tshaj los tiv thaiv kev kis tus kab mob yog txiav thiab hlawv tag nrho cov ntoo walnut nrog fusarium cankers. Koj tuaj yeem paub qhov txawv ntawm fusarium los ntawm lwm hom cankers los ntawm cov xim tsaus ntawm cov ntoo hauv cov canker thiab hauv qab cov tawv ntoo ib puag ncig.

Siv kev huv zoo thaum txiav ntoo nrog cov kab mob fusarium canker. Disinfect cov cuab yeej me me los ntawm dipping rau hauv 10 feem pua cov tshuaj bleach los yog 70 feem pua tshuaj cawv rau 30 vib nas this. Txau cov cuab yeej loj nrog cov tshuaj tua kab mob. Ntxuav, yaug, thiab qhuav cov cuab yeej kom huv si ua ntej muab pov tseg.

Pom zoo: