Yog hais tias cov tawv ntoo ntawm lilacs tawm ntawm thaj chaw loj, qhov no tsis yog ib qho cim ntawm kev poob ntawm tsob ntoo. Txawm li cas los xij, kev qhia ceev ceev ntawm tus txhais tau pom zoo.
Vim li cas cov tawv tawv lilac tawm?
Yog koj lilac yog ib tuglaus tsob ntoo,puas yognormal,tiasbark muaj longitudinal tawgdaim ntawv thiab sib cais hauv kab kab ntsug. Qhov tshwm sim kuj tseem tuaj yeem kis tau tus kab mob Verticillium albo atrum.
Kev loj hlob tuaj yeem ua rau cov tawv ntoo ntawm lilac tawm?
Nrog ncehnub nyoog thiab thickness loj hlobntawm lilac pob tw,ntev kab nrib pleb tshwm rau ntawm lub cev,los ntawm qhov ntsug strips ntawm bark detach.
Yog li ntawd tsob ntoo thiaj li txhim kho tau zoo, muaj cov khoom noj txaus kom nkag siab:
- Nyob rau lub caij nplooj ntoos hlav, sib kis hauv qab lilacs thiab ua haujlwm maj mam rau hauv av.
- Vim qhov dryness kuj cuam tshuam rau cov tawv ntoo, dej tsob ntoo yog tias tsim nyog thaum lub caij ntuj sov kub.
Puas tawv tawv puas tshwm sim vim verticillium wilt?
Ib tug yam ntxwv ntawmVerticillium wiltyog tus strikingwrinkled bark,uas kua muag qhib rau. Tua cov lus qhia, twigs thiab crown ntawm lilac tuag.
Ua cov haujlwm hauv qab no:
- Txiav cov kab mob rov qab mus rau ntoo zoo.
- Yuav kom tsis txhob kis tus kab mob, tshuaj tua kab mob tsis tu ncua.
- Vim cov spores tuaj yeem muaj sia nyob hauv cov av thiab ntawm cov nroj tsuag residues tau ntau xyoo, koj yuav tsum muab cov clippings pov tseg hauv tsev.
- Drect control by spraying is tsis tau.
Tip
Lilac yog haum rau kev ruaj ntseg slopes
Lilac yog ib qho ntawm cov cag ntoo uas muaj peev xwm ua kom lub ntiaj teb ruaj khov nrog nws cov khoom siv dav thiab muaj zog. Qhov no muaj zog, hauv nroog kev nyab xeeb-resistant flowering shrub yog li no heev haum rau embankment reinforcement.
