Controlling Barley With Stem Rust: Yuav Ua Li Cas Kho Barley Stem Rust Symptom

Cov txheej txheem:

Controlling Barley With Stem Rust: Yuav Ua Li Cas Kho Barley Stem Rust Symptom
Controlling Barley With Stem Rust: Yuav Ua Li Cas Kho Barley Stem Rust Symptom

Video: Controlling Barley With Stem Rust: Yuav Ua Li Cas Kho Barley Stem Rust Symptom

Video: Controlling Barley With Stem Rust: Yuav Ua Li Cas Kho Barley Stem Rust Symptom
Video: Managing rust diseases in wheat and barley (summary) 2024, Tej zaum
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qia xeb yog kab mob tseem ceeb hauv kev lag luam vim nws cuam tshuam thiab tuaj yeem txo cov qoob loo ntawm cov nplej thiab barley. qia xeb ntawm barley tuaj yeem ua rau koj cov qoob loo puas tsuaj yog tias koj cog cov qoob loo no, tab sis kev paub thiab paub cov cim qhia ntxov tuaj yeem pab koj txo qhov kev puas tsuaj.

Barley Stem Rust Symptoms

qia xeb yog kab mob fungal uas ua rau muaj kev cuam tshuam cov qoob loo ntau tshaj ib puas xyoo. Cov fungus pheej hloov zuj zus mus kov yeej tej yam ntuj tso nyob rau hauv barley kom ntau yam ntawm cov nplej uas ib zaug resistant rau tus kab mob tam sim no tej zaum yuav tsis.

Koj yuav pom tus yam ntxwv xeb-xim kab mob ntawm barley nrog qia xeb ntawm nplooj, nplooj nplooj, thiab stems. Cov kab mob yog xim liab-txiv kab ntxwv mus rau xim av thiab elongated raws li piv rau nplooj xeb kab mob, uas yog me me me.

qia xeb kuj yuav ua rau cov txheej txheej sab nrauv ntawm cov ntaub so ntswg ntawm barley stems, nplooj, thiab nplooj nplooj tawg. Qhov no yuav tsum pom ntawm qhov muag liab qab. Ib qho tseem ceeb ntawm qhov sib txawv ntawm lwm hom kab mob xeb yog cov qia xeb kis rau stems ntawm barley thaum lwm yam kab mob tsis ua.

Yuav Ua Li Cas Kho Barley Stem Rust

Vim nws cuam tshuam rau ntau qhov chaw ntawm cov nroj tsuag, barley qia xeb yog kev puas tsuaj ntau dua li lwm yam kab mob xeb. Cov txiaj ntsig poob koj tuaj yeem xav tau nyob ntawm ntau yam. Piv txwv li, qhov ua ntej ntawm kev loj hlob ntawm NW nyuam qhuav hais tias tus kab mob tau teeb tsa, qhov kev puas tsuaj loj zuj zus tuaj. Cov huab cua ntub thiab sov tuaj yeem ua rau tus kab mob hnyav dua.

Txoj barley qia xeb tswj pib nrog siv ntau hom nplej uas muaj qee yam kab mob. Txawm tias cov uas tsis tawm tsam nws tag nrho yog qhov tseem ceeb vim hais tias tus kab mob no feem ntau yuav tshwm sim tom qab, thiab yog li ntawd ntau cov qoob loo tuaj yeem cawm tau.

Tus kab mob no muaj sia nyob ntawm cov nplej uas muaj tus kheej-sown los yog pub dawb barley thiab ces kis mus rau cov nroj tsuag tshiab nyob rau lub caij nplooj ntoo hlav. Txhawm rau tiv thaiv qhov kev sib kis no, koj tuaj yeem tshem tawm qhov kev loj hlob ntxiv. Kev rub tes, grazing, thiab siv tshuaj tua kab yog txhua txoj hauv kev kom tshem tau cov neeg nqa khoom.

Thaum kawg, koj tuaj yeem kho barley qia xeb thaum koj pom nws ntawm koj cov nplej. Foliar fungicides tuaj yeem siv los tswj tus kab mob, thiab cov no yog qhov zoo tshaj plaws siv thaum ntxov ntawm tus kab mob. Lawv kuj tseem siv tau zoo tshaj plaws ntawm qhov tshwm sim ntawm tus chij nplooj thiab paj kom tau txais txiaj ntsig zoo tshaj plaws. Siv hnyav dua yog tias huab cua nyiam tus kab mob.

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