Hauv thaj av Bryansk, txij li lub Plaub Hlis 20, cov kws tshwj xeeb los ntawm Lavxias Agricultural Center tshawb xyuas 57,4 txhiab tons ntawm cov noob qos yaj ywm, uas yog 66% ntawm cov ntim puv. Qhov no tau qhia hauv kev tshaj xov xwm ntawm chav haujlwm.
Yuav luag txhua cov qos yaj ywm (97,5%) tau raws li qhov xav tau ntawm GOST. Cov pob khaus, qhuav thiab ntub dej rot, rhizoctonia, nrog rau cov neeg kho tshuab kev puas tsuaj thiab kab mob ntawm wireworm yog pom nyob hauv me me.
Cov kws tshaj lij nco tias feem ntau cov kab mob qos kis tau los ntawm cov noob raj. Txhawm rau txhim kho txoj hauv tuber tiv thaiv kab ke, nws yog ib qho tseem ceeb kom soj ntsuam cov qos yaj ywm ua ntej cog.