Dab tsi yog Grapevine Fanleaf Virus: Kawm Txog Fanleaf Degeneration Ntawm Grapes

Cov txheej txheem:

Dab tsi yog Grapevine Fanleaf Virus: Kawm Txog Fanleaf Degeneration Ntawm Grapes
Dab tsi yog Grapevine Fanleaf Virus: Kawm Txog Fanleaf Degeneration Ntawm Grapes

Video: Dab tsi yog Grapevine Fanleaf Virus: Kawm Txog Fanleaf Degeneration Ntawm Grapes

Video: Dab tsi yog Grapevine Fanleaf Virus: Kawm Txog Fanleaf Degeneration Ntawm Grapes
Video: Winter weather bringing slick driving conditions to the Grapevine 2024, Hlis ntuj nqeg
Anonim

Dai ntawm trellises thiab arbors, txiv hmab txiv ntoo muab cov nplooj zoo nkauj thiab cov txiv hmab txiv ntoo ntau thaum lawv zoo siab thiab noj qab nyob zoo. Hmoov tsis zoo, cov teeb meem txiv hmab txiv ntoo, zoo li tus kab mob grapevine fanleaf, tsis yog qhov tsis tshua muaj, ua rau cov txiv hmab txiv ntoo loj hlob yog qhov nyuaj heev. Yog tias koj xav tias fanleaf degeneration ntawm grapes nyob rau hauv koj lub vaj txiv hmab los yog lub vaj, nyeem rau cov ntaub ntawv tseem ceeb ntxiv.

Grapevine Fanleaf Degeneration

Grapevine fanleaf degeneration yog ib hom kab mob txiv hmab uas kis los ntawm dagger nematodes. Tsis tsuas yog nws yog ib qho ntawm cov kab mob hnyav tshaj plaws ntawm txiv hmab txiv ntoo, tab sis cov laus tshaj plaws paub, nrog cov lus piav qhia rov qab mus rau xyoo 1841. Txhua hom txiv hmab txiv ntoo tuaj yeem kis tau, tab sis Vitis vinifera, Vitis rupestris, thiab lawv cov hybrids yog qhov cuam tshuam tshaj plaws. Koj yuav tsum tau saib xyuas tus kab mob no nyob qhov twg cov txiv hmab txiv ntoo loj hlob, tshwj xeeb tshaj yog nyob rau hauv cov xeev uas muaj tus kab mob paub zoo li California, Washington, Maryland, Pennsylvania, New York, thiab Missouri.

Cov nroj tsuag kab mob feem ntau pom qhov poob qis thiab nyuaj rau kev teeb tsa cov txiv hmab txiv ntoo, tab sis yuav luag txhua zaus dais nplooj txawv txawv. Cov nplooj cuam tshuam nthuav tawm cov duab zoo li tus kiv cua vim qhov txawv txav hauv cov hlab ntsha, thiab xim daj nyob rau hauv cov qauv mosaic lossis hauvbands raws cov hlab ntsha loj. Cov xim daj no feem ntau tshwm rau lub caij ntuj sov.

Controlling Grapevine Fanleaf Virus

Yog tias koj cov txiv hmab txiv ntoo twb kis tus kab mob txiv hmab txiv ntoo, nws lig dhau lawm ua dab tsi txog tus kab mob tragic no, tab sis koj tuaj yeem tiv thaiv kev kis kab mob hauv cov nroj tsuag noj qab haus huv los ntawm kev xyaum ua kom zoo huv si ntawm koj cov nroj tsuag. Nyob rau yav tom ntej, koj tuaj yeem zam tus kab mob no los ntawm kev cog cov txiv hmab txiv ntoo tsis muaj kab mob uas muaj cov kab mob nematode resistant rootstocks hauv cov av tshiab nyob deb ntawm qhov chaw ntawm koj cov txiv hmab txiv ntoo.

Txawm hais tias kev tsim tus kab mob no tsis tshua muaj tshwm sim hauv lub vaj hauv tsev, qhov zoo dua ntawm koj txoj kev huv thiab kev tswj hwm, qhov tsis tshua muaj tus kab mob grapevine fanleaf yuav dhau los ua teeb meem hauv tsev. Khaws cov nroj tsuag nruj nreem nyob ib ncig ntawm cov txiv hmab txiv ntoo kom tshem tawm cov nroj tsuag vector thiab rov cog cov txiv hmab txiv ntoo tuab nrog cov nroj tsuag nematicidal, zoo li Fabkis marigolds, los pab rhuav tshem cov nematodes uas kis tau tus kab mob no.

Qhov tseeb tiv thaiv tus kab mob tseem tsis tau muaj nyob rau hauv kev yug me nyuam ntawm txiv hmab txiv ntoo, yog li kev sib xyaw ua ke rau kev tswj hwm tus kab mob grape fanleaf yog koj thawj koom ruam zoo tshaj yog tias koj vam tias yuav loj hlob txiv hmab txiv ntoo ua tiav hauv koj lub vaj tsev. Nco ntsoov khaws koj cov cuab yeej kom tsis muaj menyuam thiab cog kom huv si, tiv thaiv cov khoom. Tsis tas li ntawd, saib xyuas cov tsos mob ntawm tus kab mob thiab tshem tawm cov nroj tsuag uas xav tias tam sim ntawd kom tau txais txiaj ntsig zoo tshaj plaws.

Pom zoo: