Preston, T.R Better utilization of crop residues and by-products in animal feeding : research guidelines state of knowledge - Rome FAO 1985 - vi,213 p. - FAO animal production and health paper 50. . ISBN: 9251022739 Subjects--Topical Terms: ANIMAL FEEDINGAnimal feedsAnimal husbandryANIMAL SCIENCESCrop residuesProceedings Dewey Class. No.: 636.084 / BET