Txheeb xyuas Emerald Ash Borer puas thiab yam ntxwv

Cov txheej txheem:

Txheeb xyuas Emerald Ash Borer puas thiab yam ntxwv
Txheeb xyuas Emerald Ash Borer puas thiab yam ntxwv

Video: Txheeb xyuas Emerald Ash Borer puas thiab yam ntxwv

Video: Txheeb xyuas Emerald Ash Borer puas thiab yam ntxwv
Video: Yos hav zoov tua nas. Tua mab 27/08/2019 2024, Hlis ntuj nqeg
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Tus Emerald ntoo tshauv ntoo borer (EAB) yog ib qho kab mob uas tsis yog haiv neeg pom nyob rau hauv Teb Chaws Asmeskas thaum kaum xyoo dhau los. Tshauv borer puas yog qhov tseem ceeb hauv txhua hom ntoo ntawm North American ntoo tshauv uas kis kab mob. Cov ntoo cuam tshuam muaj xws li dawb, ntsuab, thiab dub tshauv. Paub tias koj cov ntoo tshauv nyob qhov twg thiab tshawb xyuas cov kab tsuag thaum Lub Rau Hli thiab Lub Xya Hli yog thawj kauj ruam los tiv thaiv cov ntoo tshauv kom tsis txhob muaj kev puas tsuaj loj lossis tuag taus.

Emerald Ash Borer yam ntxwv

Npauj npaim borer thiaj li muaj npe rau nws cov xim ntsuab ntsuab. Cov kab yog li ½ nti (1.5 cm.) ntev thiab tawm D-puab qhov thaum tawm hauv cov ntoo tshauv sab hauv. Cov kab tsuag nteg qe thiab tawm cov larvae mus rau hauv cov ntoo tshauv muaj txiaj ntsig, qhov chaw uas lawv tsim cov serpentine tunnels uas cuam tshuam nrog tsob ntoo muaj peev xwm txav dej thiab cov as-ham thoob plaws hauv nws cov ntaub so ntswg. Kawm yuav ua li cas tiv thaiv ntoo tshauv los ntawm tshauv borer yuav cawm tau koj cov ntoo.

Yuav ua li cas tiv thaiv ntoo tshauv los ntawm tshauv Borer

Kev tswj kev sib kis ntawm emerald tshauv borer pib nrog ua kom cov ntoo tshauv noj qab nyob zoo thiab tsis ntxhov siab. Cov kab no feem ntau kis tau los ntawm tib neeg kev ua ub no, xws li txav cov taws tua hluav taws. Tiv thaiv cov hmoov tshauv los ntawm kev tshuaj xyuas cov ntoo ua ntej yuav khoom thiab yuav hauv zos thaum twgua tau. Tsis txhob thauj taws yog tias koj nyob hauv thaj chaw uas muaj tshauv borer pejxeem.

Kev txheeb xyuas cov ntoo tshauv yog lwm kauj ruam los txo cov tshauv borer puas. Kev kho tshuaj tua kab tuaj yeem ua rau cov ntoo uas muaj nuj nqis rau qhov ntxoov ntxoo lossis keeb kwm. Tshauv tsob ntoo borer kev kho mob yuav tsum tau siv nyob rau hauv lub Tsib Hlis ua ntej cov neeg laus kab tawm.

Tsev ntoo borer tsis tas yuav kho kom txog thaum pom cov ntoo tshauv emerald pom nyob rau hauv 15 mais (24 km.) vojvoog, tshwj tsis yog cov tsos mob pom ntawm koj cov ntoo tshauv. Cov tsos mob muaj xws li canopy dieback, D-shaped tawm qhov, thiab cov tawv ntoo tawg ntawm koj cov ntoo tshauv.

Yog tias koj pom qhov zoo li cov ntoo tshauv borer puas tsuaj, koj tuaj yeem tiv tauj tus kws kho mob uas tau lees paub txog kev tiv thaiv cov ntoo tshauv ntawm cov ntoo tshauv thiab cov ntoo tshauv ntoo borer ua haujlwm zoo tshaj plaws hauv koj qhov xwm txheej. Tus kws tshaj lij tsob ntoo tuaj yeem ua cov tshuaj txhaj tshuaj tua kab mob uas twb muaj lawm hauv tsob ntoo. Pom pom emerald tshauv borer yam ntxwv thiab kev puas tsuaj yuav txo qis nrog kev kho av thiab cov tawv ntoo thiab nplooj ntoo.

Rau tus tswv tsev uas pom cov ntoo tshauv puas tsuaj thiab xav ua lawv tus kheej cov ntoo tshauv borer kho, cov av ntawm imidacloprid tuaj yeem siv tau (xws li Bayer Advanced). Feem ntau cov tshuaj los tswj cov hmoov tshauv borer puas yuav tsum muaj daim ntawv tso cai siv tshuaj tua kab rau kev yuav khoom.

Pom zoo: