Aster Yellows In Potatoes - Cov Lus Qhia Ntawm Kev Kho Ib Qos Qos Nrog Aster Yellows

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

Aster yellows ntawm qos yaj ywm tsis yog ib yam kab mob txaus ntshai raws li cov qos yaj ywm blight uas tshwm sim hauv tebchaws Ireland, tab sis nws txo cov txiaj ntsig zoo. Nws zoo ib yam li qos yaj ywm ntshav saum. Nws tuaj yeem cuam tshuam rau ntau hom nroj tsuag thiab muaj nyob thoob plaws North America. Tus kab mob no feem ntau tshwm sim hauv thaj chaw txias dua, ntub dej xws li Idaho, Oregon thiab Washington. Tshawb nrhiav seb yuav kuaj tus kab mob li cas thiab yuav ua li cas tiv thaiv kom tsis txhob ua rau koj cov qoob loo puas tsuaj.

Pom Aster Yellows ntawm Qos

Aster yellows kis los ntawm cov kab me me. Thaum cov kab mob loj tuaj, cov tubers raug puas tsuaj thiab feem ntau inedible. Kev tswj kab thaum ntxov thiab tshem tawm cov tswv tsev nyob ib ncig ntawm lub vaj qos yaj ywm yog qhov tseem ceeb hauv kev txo qis kev kis tus kab mob. Cov tsos mob feem ntau pom nyob rau hauv cov nroj tsuag hauv tsev neeg Aster, tab sis tus kab mob kuj kis tau cov qoob loo xws li celery, lettuce thiab carrots thiab lwm yam ornamental hom.

Cov paib thawj zaug yog dov li cov nplooj nplooj nrog cov xim daj. Cov nroj tsuag hluas yuav stunted thaum cov nroj tsuag paub tab tsim aerial tubers, thiab tag nrho cov nroj tsuag muaj purplish cam khwb cia. Cov ntaub so ntswg ntawm cov hlab ntsha kuj tuaj yeem tuag, muab nplooj nrog qos yaj ywmaster yellows ib tug skeletal tsos. Cov nplooj kuj tuaj yeem hloov pauv thiab sib tw, lossis loj hlob mus rau hauv rosettes.

Txhua tsob ntoo tuaj yeem wilt thiab poob sai heev. Qhov teeb meem yog pom tseeb dua thaum lub caij ntuj sov. Cov tubers ua me me, muag muag thiab tsw yog tsis pom zoo. Hauv kev lag luam chaw, tus xov tooj ntawm aster yellows hauv qos yaj ywm tuaj yeem yog qhov tseem ceeb.

Control of Qos Aster Yellows

Ib tug qos cog nrog aster yellows kis tus kab mob los ntawm ib tug vector. Leafhoppers pub rau cov ntaub so ntswg thiab tuaj yeem kis tau rau cov nroj tsuag 9 txog 21 hnub tom qab pub rau cov kab mob. Tus kab mob no tseem nyob hauv nplooj ntoos, uas tuaj yeem kis tau mus txog 100 hnub. Qhov no tuaj yeem ua rau muaj kev sib kis thoob plaws lub sijhawm hauv cov cog loj.

Huab cua qhuav, huab cua kub ua rau cov nplooj ntoos hlav tsiv tawm ntawm cov tsiaj qus mus rau irrigated, cultivated av. Muaj 12 hom nplooj hoppers uas muaj peev xwm kis tau tus kab mob. Qhov kub tshaj 90 degrees Fahrenheit (32 C.) zoo li txo cov kab muaj peev xwm kis tus kab mob. Kev tswj kab thaum ntxov yog qhov tseem ceeb rau kev sib kis.

Thaum cov qos yaj ywm cog nrog aster yellows qhia cov tsos mob, muaj me ntsis ua rau qhov teeb meem. Kev siv cov tubers noj qab nyob zoo, tuaj yeem pab tau, raws li tuaj yeem tshem tawm cov khoom qub thiab cov nroj tsuag los ntawm lub txaj cog. Tsis txhob cog cov noob tshwj tsis yog lawv los ntawm tus muag khoom muaj npe nrov.

Tig cov qoob loo uas raug tus kab mob. Thaum ntxov siv tshuaj tua kab nyob rau nruab nrab lub caij nplooj ntoos hlav mus rau lub caij ntuj sov thaum ntxov tuaj yeem txo qis cov nplooj ntoos tuaj. Ua kom puas txhua yam nroj tsuag nrog tus kab mob. Lawvyuav tsum tau muab pov tseg es tsis muab ntxiv rau hauv pawg compost, raws li tus kab mob tuaj yeem tshwm sim.

Tus kab mob loj no ntawm qos yaj ywm tuaj yeem tshwm sim yam tsis muaj kev tswj xyuas ntxov, ua rau cov qoob loo poob qis thiab cov tubers tsis zoo.

Note: Cov lus pom zoo hais txog kev siv tshuaj yog rau cov ntaub ntawv xov xwm nkaus xwb. Kev tswj tshuaj yuav tsum tsuas yog siv los ua qhov chaw kawg nkaus xwb, vim tias cov txheej txheem organic muaj kev nyab xeeb dua thiab zoo ib puag ncig.