Eastern Filbert Blight Management - Dab tsi yog Eastern Filbert Blight Cov tsos mob thiab kev kho mob

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Eastern Filbert Blight Management - Dab tsi yog Eastern Filbert Blight Cov tsos mob thiab kev kho mob
Eastern Filbert Blight Management - Dab tsi yog Eastern Filbert Blight Cov tsos mob thiab kev kho mob

Video: Eastern Filbert Blight Management - Dab tsi yog Eastern Filbert Blight Cov tsos mob thiab kev kho mob

Video: Eastern Filbert Blight Management - Dab tsi yog Eastern Filbert Blight Cov tsos mob thiab kev kho mob
Video: Ecology and management of American Beech 2024, Hlis ntuj nqeg
Anonim

Loj hlob hazelnuts hauv Teb Chaws Asmeskas yog qhov nyuaj, yog tias tsis yog qhov tsis yooj yim sua, vim yog Eastern filbert blight. Cov fungus txwv kev puas tsuaj rau Asmeskas hazelnut, tab sis nws ua rau cov ntoo zoo tshaj plaws nyob sab Europe hazelnut. Tshawb nrhiav txog Eastern filbert blight cov tsos mob thiab kev tswj hauv kab lus no.

Eastern Filbert Blight yog dab tsi?

Ua los ntawm cov fungus Anisogramma anomala, Eastern filbert blight yog ib yam kab mob uas ua rau loj hlob European filberts sab nraum Oregon sim heev. Cov me me, spindle-shaped cankers loj dua txhua xyoo, nws thiaj li loj hlob thoob plaws ib ceg los tiv thaiv cov kua dej ntws. Thaum qhov no tshwm sim, qia tuag.

Me me, cov txiv hmab txiv ntoo dub loj hlob hauv cov cankers. Cov txiv hmab txiv ntoo no muaj cov kab mob uas kis tus kab mob los ntawm ib feem ntawm tsob ntoo mus rau lwm qhov, lossis los ntawm tsob ntoo mus rau tsob ntoo. Tsis zoo li ntau cov kab mob fungal, Eastern filbert blight tsis nyob ntawm qhov txhab los muab qhov chaw nkag, thiab nws tuaj yeem tuav hauv yuav luag txhua qhov kev nyab xeeb. Txij li thaum tus kab mob no muaj thoob plaws hauv North America, tej zaum koj yuav pom tias nws tsis tshua muaj kev ntxhov siab thiab txaus siab rau cog lwm hom txiv ntoo.

Yuav Ua Li Cas EasternFilbert Blight

Cov neeg ua liaj ua teb tau paub ntev ntev tias cov kab mob fungal uas ua rau muaj kev ntxhov siab me me ntawm Asmeskas cov ntoo hazelnut tuaj yeem tua cov Eastern hazelnut. Hybridizers tau sim tsim ib tug hybrid nrog superior zoo ntawm European hazelnut thiab cov kab mob tsis kam ntawm American hazelnut, tab sis tam sim no tsis muaj kev vam meej. Yog li ntawd, kev loj hlob hazelnuts tuaj yeem ua tsis tau zoo hauv Tebchaws Meskas tshwj tsis yog hauv thaj tsam me me ntawm Pacific Northwest.

Kev kho mob Eastern filbert blight yog qhov nyuaj thiab kim, thiab tsuas yog ua tau raws li kev ua tiav tsawg. Tus kab mob no tawm me me, zoo li football stromata ntawm tsob ntoo twigs thiab ceg, thiab cov cankers me me yuav tsis tshwm sim txog ib xyoos lossis ob xyoos tom qab kis kab mob. Thaum lawv pom tseeb txaus tias koj tuaj yeem txiav lawv tawm, tus kab mob twb kis mus rau lwm qhov ntawm tsob ntoo. Qhov no, ua ke nrog qhov tseeb tias tam sim no tsis muaj cov tshuaj tua kab mob los pab nrog Eastern filbert blight tswj, txhais tau tias cov ntoo feem ntau tuag hauv peb mus rau tsib xyoos.

Kev kho yog nyob ntawm kev tshawb pom ntxov thiab pruning kom tshem tawm qhov kis kab mob. Tshawb xyuas cov ceg thiab cov twigs rau qhov txawv, elliptical cankers. Koj tus neeg sawv cev Cooperative Extension tuaj yeem pab yog tias koj muaj teeb meem txheeb xyuas lawv. Saib rau twig tuag thiab nplooj poob nyob rau nruab nrab mus rau lig lub caij ntuj sov.

Tus kab mob no tuaj yeem tshwm sim 3 ko taw (1 m.) lossis ntau dua li ntawm ceg ntoo, yog li koj yuav tsum txiav cov ceg ntoo thiab ceg ntoo kom zoo tshaj qhov pov thawj ntawm tus kab mob. Tshem tawm tag nrho cov khoom muaj kab mob nyob rau hauv txoj kev no, nco ntsoov tua kab mob koj cov cuab yeej pruning nrog 10% tshuaj dawb los yogtshuaj tua kab mob hauv tsev txhua zaus koj tsiv mus rau lwm qhov ntawm tsob ntoo.

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