Cov kws tshaj lij tau tshuaj xyuas ntau yam tshiab ntawm kev xaiv Lavxias
Ministry of Agriculture ntawm Russia nyob rau ntawm qhov chaw ntawm RGAU - Moscow Agricultural Academy muaj npe tom qab. K.A. Timiryazeva tuav ib qho kev nthuav qhia ntawm domestically xaiv qos yaj ywm "Muaj ...