Dogwood Crown Canker Treatment - Yuav Ua Li Cas Txog Crown Canker Ntawm Dogwood Ntoo

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Dogwood Crown Canker Treatment - Yuav Ua Li Cas Txog Crown Canker Ntawm Dogwood Ntoo
Dogwood Crown Canker Treatment - Yuav Ua Li Cas Txog Crown Canker Ntawm Dogwood Ntoo

Video: Dogwood Crown Canker Treatment - Yuav Ua Li Cas Txog Crown Canker Ntawm Dogwood Ntoo

Video: Dogwood Crown Canker Treatment - Yuav Ua Li Cas Txog Crown Canker Ntawm Dogwood Ntoo
Video: Q&A – My dogwood has bark pealing away in several spots. Can I fix this problem? 2024, Kaum ib hlis
Anonim

Crown canker yog kab mob fungal uas tawm tsam cov ntoo dogwood. Tus kab mob, tseem hu ua dab tshos rot, yog tshwm sim los ntawm cov kab mob Phytophthora cactorum. Nws tuaj yeem tua cov ntoo uas nws tawm tsam lossis tuaj yeem ua rau lawv muaj peev xwm ua rau tuag taus los ntawm lwm cov kab mob. Yog xav paub ntxiv txog lub kaus mom ntoo ntawm cov ntoo dogwood, nyeem rau.

Dogwood Tree Diseases

Dogwood ntoo raug kev txom nyem los ntawm ntau yam kab mob thiab kev mob, feem ntau ua rau tsuas yog ua kom puas tsuaj. Qee qhov tshwm sim los ntawm kev saib xyuas tsis raug, xws li kev ntxhov siab ntawm cov dej, uas tshwm sim los ntawm kev siv dej tsis txaus thaum lub caij qhuav. Lwm yam kab mob uas yuav zam tsis tau muaj xws li nplooj nplooj thiab lub hnub scorch, uas tshwm sim thaum tsob ntoo understory cog rau hauv lub hnub tag nrho.

Txawm li cas los xij, ob tsob ntoo dogwood kab mob tuaj yeem ua rau cov ntoo tuag. Ob leeg yog cov kab mob canker. Ib qho, dogwood anthracnose canker, tua nplooj, twigs thiab ceg, pib hauv qis ceg. Nws feem ntau tua tsob ntoo li ntawm peb mus rau tsib xyoos.

Lwm qhov tuag taus canker yog hu ua crown canker ntawm dogwood. Crown canker ntawm cov ntoo dogwood yog qhov mob hnyav tshaj plaws ntawm cov kab mob dogwood ntoo nyob rau sab hnub tuaj Tebchaws Meskas. Nws yog tshwm sim los ntawm ib tug canker uas, tshajTau ntau xyoo, khaw tsob ntoo thiab tua nws.

Dab tsi yog thawj cov tsos mob ntawm tus kab mob canker ntawm cov ntoo dogwood? Tej zaum koj yuav tsis pom tus kab mob tam sim ntawd ntawm tsob ntoo muaj kab mob. Saib rau cov nplooj qis ntawm cov xim sib zog dua li ib txwm ntawm tsob ntoo uas zoo li ntxhov siab. Sij hawm dhau mus, cov ceg thiab cov ceg tuag ntawm ib sab ntawm tsob ntoo thaum tus kab mob kis mus.

Dogwood Crown Canker kho

Yog tias koj ua cov kauj ruam los tiv thaiv dogwood ntoo bark teeb meem, tshwj xeeb tshaj yog qhov txhab, koj yog ib kauj ruam ua ntej ntawm qhov kev ua si. Kev tiv thaiv qhov txhab yog yooj yim dua li dogwood crown canker kho.

Raws li ntau lwm yam kab mob canker, cov kab mob canker ntawm dogwood feem ntau nkag los ntawm qhov txhab ntawm lub hauv paus ntawm tsob ntoo. Txhua qhov teeb meem ntawm tsob ntoo dogwood bark uas ua rau tawg ntawm cov tawv ntoo tuaj yeem tso cai rau tus kab mob.

Cov kauj ruam tseem ceeb tshaj plaws hauv kev kho dogwood crown canker yog kev tiv thaiv. Saib xyuas kom tsis txhob mob tsob ntoo nrog cov cuab yeej vaj thaum koj hloov nws, lossis cov nyom mowers lossis cov nroj tsuag whackers tom qab nws cog. Kab lossis tsiaj kuj tuaj yeem ua rau tsob ntoo tawv thiab cia tus kab mob nkag mus.

Thaum tus kab mob tau kis ib feem loj ntawm dogwood lub hauv paus, koj ua tsis tau dab tsi los cawm tsob ntoo. Txawm li cas los xij, yog tias tsuas yog thaj chaw me me muaj kab mob, koj tuaj yeem sim txwv tsis pub nws kis tau los ntawm kev txiav cov kab mob, tshem tawm tag nrho cov tawv ntoo uas tsis muaj xim thiab sapwood thiab qee qhov 2 ntiv tes (5 cm.) ntawm cov tawv ntoo noj qab haus huv. Siv riam ntse los ua qhov kev txiav txim no.

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