(NpROBLEMY INTENSIFIKACII OWCEWODSTWA (B:s (NmATERIALY (BX (NNAU^(B.-(NPROIZW(B. (NKONF(B. (Nwniiok (B/s - (Nwnii OWCEWODSTWA I KOZOWODSTWA (B((NsTAWROPOLX(B)s ((NsTAWROPOLX (B:s (Nb(B. (NI(B.,s, 1978)
Keywords: (NoWCEWODSTWO (B- (NiNTENSIFIKACIQ (B- (NsBORNIKIs