(NpLODORODIE DERNOWO(B-(NPODZOLISTYH PO^W (B/s - (NpO^WENNYJ INSTITUT IM(B. (Nw(B.(Nw(B. (NdOKU^AEWA an sssrs ((Nm(B. :s (NiZD(B-(NWO an sssr(B,s, 1958)
Keywords: (NpLODORODIE I TOKSI^NOSTX PO^Ws