(NbIOLOGIQ TUTOWOGO I DUBOWOGO [ELKOPRQDOW (B:s [(Nu^EBNIK DLQ SELXSKOHOZQJSTWENNYH TEHNIKUMOW(B] /s - (NmIHAJLOW(B, (NeWGENIJ nIKOLAEWI^s; (NgER[ENZON(B, (NsERGEJ mIHAJLOWI^s ((Nm(B. :s (NsELXHOZGIZ(B,s, 1958)
Keywords: (N{ELKOWODSTWOs -- (NtUTOWYJ [ELKOPRQDs