00249nam a22001097a 4500003000400000008004100004082001900045100001700064245002100081260002900102300000800131OSt240719b        |||||||| |||| 00| 0 eng d  a636.0852bM13A  aMcdonald, P.  aAnimal Nutrition  aLondonbE. L. B. Sc1981  a479