Loosli, John K.
Nonprotein nitrogen in the nutrition of ruminants by J. K. Loosli and I. W. McDonald - Rome Food and Agriculture Organization of the United Nations 1968 - viii, 94 p.
Urea as feed
636.2 / 08 / 557
Nonprotein nitrogen in the nutrition of ruminants by J. K. Loosli and I. W. McDonald - Rome Food and Agriculture Organization of the United Nations 1968 - viii, 94 p.
Urea as feed
636.2 / 08 / 557