00626nam a2200181Ia 4500008004100000020001500041082001800056100001700074245013600091260007200227300000800299650004100307650003400348653002800382653001200410653000900422653001300431170901s1986    xx            000 0 und d  a9251024227  a636.086bP77B  aPreston, T.R 0aBetter Utilization of crop residues and by products in animal feeding : research guidelinebA practical manual for research workers  aRomebFood and Agriculture Organization of the United Nationsc1986  a154  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural byproducts  aAnimals  aFood  aResearch