00526nam a2200181Ia 4500008004100000020001500041082001800056100002000074245005900094250000600153260004000159300000800199650004100207650003400248653001700282700002400299700002100323170901s1978    xx            000 0 und d  a0812106288  a636.214bB32D  aBath, Donald. L 0aDairy CattlebPrinciples, Practices, Problems, Profits  a2  aPhiladelphiabLea and Febigerc1978  a574  aAgriculture and related technologies  aTechnology (Applied sciences)  aDairy cattle  aDickinson, Frank. N  aTucker, H. Allen