(NpLODORODIE AGROHIMI^ESKIE SWOJSTWA I UDOBRENIE POJMENNYH PO^W NE^ERNOZEMNOJ ZONY (B/s - (NkORABLEWA(B, (Nl(B.(Ni(B.s; (NpO^WENNYJ INSTITUT IM(B. (Nw(B.(Nw(B. (NdOKU^AEWAs ((Nm(B. :s (NnAUKA(B,s, 1969)
Keywords: (NkLASSIFIKACIQ PO^Ws