Preston, T.R. Better utilization of crop residues and by-products in animal feeding : research guidlines a practical manual for research workers - Rome FAO 1986 - 154 p. - FAO animal production and health paper 50/2. . ISBN: 9251024227 Subjects--Topical Terms: AGRICULTURAL BY-PRODUCTSAGRICULTUREANIMAL FEEDINGANIMAL SCIENCECROP BY-PRODUCTSCrop residuesPROF. K.K.PATHIRANA COLLECTION Dewey Class. No.: 636.085 / BET