Cov kws tshawb fawb ntawm All-Lavxias Lub Tsev Haujlwm ntawm Cov Khoom Siv Tshuaj Tiv Thaiv. N. I. Vavilova (VIR) thiab All-Russian Institute of Plant Protection (VIZR) Siv cov tshuaj molecular genetic thiab phytopathological txoj hauv kev, ntawm cov qos yaj ywm hauv tsev, cov qauv nrog kev ua haujlwm nyuaj rau cov teeb meem feem ntau ntawm cov cyst-forming qos nematodes tau txheeb xyuas.
Nematodes ua rau los ntawm 19 mus rau 80% ntawm qos yaj ywm tawm los poob, nyob ntawm ntau yam thiab cov xwm txheej ntawm lub xyoo. So cysts ntawm cov kab no tseem nyob hauv av mus txog 30 xyoo.
Tam sim no nyob rau hauv Russia, lub xeev biotesting ntawm ntau yam rau nematode kuj yog nqa tawm tsuas yog rau ib hom - Globodera rostochiensis - golden cyst-forming qos nematode thiab ib tug pathotype - Ro1. Hauv ntau lub tebchaws nyob sib ze, lwm yam kab mob ntawm Globodera rostochiensis (Ro3, Ro5), nrog rau lwm hom kab mob cab nematode, daj ntseg qos yaj ywm cyst nematode, Globodera pallida, tau raug txheeb xyuas. Tam sim no nws yog ib qho tseem ceeb heev kom nrhiav tau cov qos yaj ywm hauv tsev nrog txoj kev ua haujlwm.
Cov ntaub ntawv tshawb fawb yog 26 hom qos yaj ywm nrov los ntawm VIR sau, bred nyob rau hauv tsib Lavxias teb sab chaw yug me nyuam, uas yog zoo yoog mus rau ntau yam kev mob nyob rau hauv txawv cheeb tsam ntawm Russia.
Raws li qhov tshwm sim ntawm kev tshawb fawb, cov kws tshawb fawb tau txheeb xyuas ntau hom kab mob resistant rau ob G. rostochiensis pathotypes - Ro1 thiab Ro5, nrog rau ntau yam resistant rau ob hom qos yaj ywm cyst nematodes - golden (G. rostochiensis) thiab daj ntseg (G. . pallida). Tsis tas li ntawd, ntau cov cim DNA tau raug xaiv, kev siv cov khoom siv hauv kev tshuaj ntsuam molecular ntawm ntau yam tuaj yeem ua rau kom muaj txiaj ntsig zoo ntawm kev ua piv txwv nrog kev ua haujlwm tsis zoo rau cov kab mob nematodes.
Cov txiaj ntsig tau tshaj tawm hauv ib tsab xov xwm luam tawm hauv chav tshwj xeeb magazine Agronomymob siab rau kev tshawb fawb molecular genetic hauv qos yaj ywm.