na INLIS000000000024095 Ind 0010-1218005933 Nitrogen and amino acid metabolism in dairy cows TAMMINGA, Seerp Seerp Tamminga wageningen Landbouwhogeschool 1981 141 p. : ill. ; 24 cm. 141 p. : ill. ; 24 cm. 636.21.034TAMn 636.21.034 DAIRY COWS METABOLISM NITROGEN METABOLISM AMINO ACIDS YIELDS 1479/83