(NpROFSO@ZNAQ RABOTA W OTDELENII sOWHOZA (B/s - (NrADU[KEWI^(B, (NdAWID eFIMOWI^s; (NsIDOROWA(B, (Ni(B.s; (NaKADEMIQ PEDAGOGI^ESKIH NAUK rsfsrs ((NmOSKWA(B:s (NiZD(B-(NWO wcsps(B,s, 1961)
Keywords: (NpROFSO@ZNAQ RABOTA W SOWHOZAH (B- (NrOST(B. (NOBL(B.s