2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Maize dwarf mosaic virus (MDMV) tau tshaj tawm nyob rau ntau thaj tsam ntawm Tebchaws Meskas thiab hauv cov tebchaws thoob ntiaj teb. Tus kab mob no tshwm sim los ntawm ib qho ntawm ob tus kab mob loj: kab mob kab mob kab mob siab mosaic thiab pob kws dwarf mosaic virus.
About Dwarf Mosaic Virus in Corn
Tus kab mob Mosaic ntawm cov nroj tsuag pob kws kis tau sai los ntawm ntau hom aphids. Nws yog harbored los ntawm Johnson nyom, ib tug teeb meem perennial nyom uas plagues neeg ua liaj ua teb thiab gardeners thoob plaws lub teb chaws.
Tus kab mob kuj tseem tuaj yeem cuam tshuam rau lwm cov nroj tsuag, suav nrog oats, millet, qab zib, thiab sorghum, tag nrho cov no tuaj yeem ua tus tswv tsev rau tus kab mob. Txawm li cas los xij, Johnson nyom yog thawj tus neeg ua txhaum.
Maize dwarf mosaic virus yog paub los ntawm ntau lub npe suav nrog European pob kws mosaic tus kab mob, Indian pob kws mosaic tus kab mob, thiab sorghum liab kab txaij kab mob.
Cov tsos mob ntawm Dwarf Mosaic Virus hauv pob kws
Cov nroj tsuag nrog pob kws dwarf mosaic kab mob feem ntau pom me me, cov xim tsis muaj xim raws li cov kab daj lossis daj daj ntsuab lossis cov kab txaij khiav raws cov leeg ntawm cov nplooj me. Thaum kub nce, tag nrho nplooj tuaj yeem tig daj. Txawm li cas los xij, thaum hmo ntuj txias, cov nroj tsuag cuam tshuam pom reddishblotches los yog streaks.
Cov pob kws cog qoob loo tuaj yeem ua rau lub pob, stunted tsos thiab feem ntau yuav tsis tshaj qhov siab ntawm 3 feet (1 m.). Dwarf mosaic virus nyob rau hauv pob kws kuj yuav ua rau hauv paus rot. Nroj tsuag tej zaum yuav barren. Yog pob ntseg loj tuaj, tej zaum lawv yuav me me los sis tej zaum yuav tsis muaj kernels.
Cov tsos mob ntawm tus kab mob Johnson nyom zoo ib yam, nrog ntsuab-daj lossis liab-liab-ntsuab streaks khiav raws cov leeg. Cov tsos mob tshwm sim tshaj plaws ntawm ob lossis peb nplooj.
Kho Cov Nroj Tsuag Nrog Dwarf Mosaic Virus
Tiv thaiv pob kws dwarf mosaic tus kab mob yog koj txoj kev tiv thaiv zoo tshaj plaws.
Nco hybrid ntau yam.
Control Johnson nyom sai li sai tau thaum nws tshwm sim. Txhawb kom koj cov neeg zej zog tswj cov nroj tsuag ib yam nkaus; Johnson nyom hauv ib puag ncig ib puag ncig ua rau muaj kab mob hauv koj lub vaj.
Saib xyuas cov nroj tsuag kom zoo tom qab muaj kab mob aphid. Txau aphids nrog tshuaj tua kab tshuaj tua kab kom sai li sai tau thaum lawv tshwm sim thiab rov ua dua raws li xav tau. Cov qoob loo loj lossis kab mob hnyav yuav tsum tau siv tshuaj tua kab mob.
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Koj puas tau loj hlob zoo nkauj, noj qab nyob zoo pob kws stalks tab sis raws li kev soj ntsuam ze dua pom cov pob kws txawv txav nrog me me rau tsis muaj cov pob kws ntawm pob kws cobs? Vim li cas pob kws tsis tsim cov kernels thiab yuav ua li cas koj thiaj li txiav txim siab tsis zoo ntawm cov noob qoob loo? Nyeem tsab xov xwm no kom paub ntau ntxiv
