(NpROEKTIROWANIE I RAS^ET WERTIKALXNOGO DRENAVA (B/s - (NaLEKSANDRQN(B, (Nw(B.(Nw(B.s; (NmINISTERSTWO SELXSKOGO HOZQJSTWA aRMQNSKOJ ssrs; (NgLAWNOE UPRAWLENIE SELXSKOHOZQJSTWENNYH NAUKs ((NeREWAN (B:s (NiZD(B-(NWO gL(B. (NUPR(B. (NS(B/(NH NAUKI msh aRMssr(B,s, 1957)
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Keywords: (NpO^WOWEDENIEs -- (NWERTIKALXNYJ DRENAVs