(NpRIMENENIE IZOTOPOW PRI AGROHIMI^ESKIH I PO^WENNYH ISSLEDOWANIQH (B:s (NsBORNIK STATEJ (B/s - (NsOKOLOW(B, (Na(B.(Nws; (NsERDOBOLXSKIJ(B, (Ni(B.(Nps; (NpO^WENNYJ INSTITUT IM(B. (Nw(B.(Nw(B. (NdOKU^AEWA an sssrs ((Nm(B. :s (NiZD(B-(NWO an sssr(B,s, 1955)
Keywords: (NaNALIZY I PROBY PO^Ws