Kho Kab Mob Poplar Canker: Yuav Ua Li Cas Tswj Kab Mob Canker Ntawm Poplar

Cov txheej txheem:

Kho Kab Mob Poplar Canker: Yuav Ua Li Cas Tswj Kab Mob Canker Ntawm Poplar
Kho Kab Mob Poplar Canker: Yuav Ua Li Cas Tswj Kab Mob Canker Ntawm Poplar

Video: Kho Kab Mob Poplar Canker: Yuav Ua Li Cas Tswj Kab Mob Canker Ntawm Poplar

Video: Kho Kab Mob Poplar Canker: Yuav Ua Li Cas Tswj Kab Mob Canker Ntawm Poplar
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Cankers yog lub cev deformities uas yuav qhia tau tias muaj kab mob loj heev. Lawv feem ntau yog thawj zaug hauv cov tsos mob uas tuaj yeem xaus rau ntawm tsob ntoo tuag. Kawm txog kab mob canker hauv cov ntoo poplar hauv kab lus no.

Cankers on Poplar Trees

Cov kab mob microscopic uas ua rau cov kab mob poplar nkag mus rau tsob ntoo los ntawm qhov txhab thiab tawg hauv cov tawv ntoo. Ib tug kab mob, los yog tsaus nti, sunken cheeb tsam ntawm ib ceg los yog lub cev, maj mam kis nyob ib ncig ntawm tsob ntoo. Yog hais tias nws loj hlob mus npog ib nrab los yog ntau tshaj ntawm ib ncig ntawm lub cev, tsob ntoo yuav zaum tuag. Cankers ntawm ceg ua rau cov ceg qhuav thiab tuag, thiab tus kab mob tuaj yeem kis mus rau lub cev.

Koj tsis tuaj yeem kho cov kab mob canker ntawm poplar, tab sis koj tuaj yeem tiv thaiv lawv kom tsis txhob kis tau thiab ua rau tsob ntoo puas. Nws tseem ceeb heev kom tsis txhob kis tus kab mob mus rau cov ntoo nyob ze. Cov ntoo tsis muaj zog, muaj mob ntau dua yuav tsim cov kab mob ntau dua li cov muaj zog, noj qab nyob zoo. Yog tias ib tsob ntoo muaj teeb meem canker, tej zaum koj yuav xav txiav txim siab tshem tsob ntoo mob kom txuag tau cov ntoo nyob ib puag ncig.

Cov kab mob canker feem ntau zoo ib yam, tab sis lawv muaj peev xwm tawm tsam ntau hom. Nov yog cov npe luv luv ntawm cov kab mob uasua rau poplar ntoo cankers:

  • Koj feem ntau yuav pom Cytospora chrysosperma thiab Leucocytospora nivea ntawm Simon, Carolina, Lombardy thiab Silver-nplooj poplars, tab sis lwm hom paj ntoo tuaj yeem kis tus kab mob me me.
  • Crytodiaporthe populea hnyav tshaj plaws ntawm Lombardy poplar ntoo. Feem ntau lwm hom yog resistant.
  • Hypoxylon mammatum kis kab mob dawb. Koj tseem yuav pom nws ntawm quaking thiab European aspens thiab pussy willows.

Kho / Tiv Thaiv Kab Mob Poplar Canker

Ua kom koj cov ntoo noj qab haus huv yog thawj kauj ruam ntawm kev tiv thaiv kab mob canker. Dej tsob ntoo thaum lub sij hawm ntev qhuav thiab fertilize thaum tsim nyog. Poplar ntoo loj hlob hauv cov av zoo yuav tsis xav tau chiv txhua xyoo, tab sis yog tias cov stems ntxiv tsawg dua rau ntiv tes (15 cm.) ntawm kev loj hlob tshiab nyob rau lub caij nplooj ntoo hlav thiab cov nplooj zoo li me me thiab paler dua li xyoo tas los, nws yog ib lub tswv yim zoo mus. ua ntej thiab fertilize.

Poplar ntoo cankers yog tshwm sim los ntawm cov kab mob nkag mus los ntawm kev raug mob. Saib xyuas thaum ua haujlwm saib xyuas toj roob hauv pes kom koj tsis txhob ua kom cov tawv ntoo puas nrog ib txoj hlua trimmer lossis tsoo tsob ntoo nrog cov khib nyiab ya los ntawm cov nyom mower. Cov ceg tawg yuav tsum tau pruned kom tshem tawm cov npoo ragged. Prune ua tsob ntoo thaum tsob ntoo tseem hluas kom pruning qhov txhab me me.

Kev tshawb pom ntxov ntawm cankers ntawm cov ntoo poplar yuav ua rau nws kho tau tsob ntoo thiab ua kom nws ciaj sia tau ntau xyoo. Tshem cov ceg nrog cankers kom tsis txhob kis tus kab mob. Fertilize ntoo muaj kab mob txhua xyoo nyob rau lub caij nplooj ntoos hlav thiab dej feem ntau txaus kom cov av noo mus rau qhov tobntawm 6 ntiv tes (15 cm.). Kev saib xyuas zoo mus ntev mus rau kev ncua koj tsob ntoo.

Pom zoo: