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Two N balance experiments were conducted on growing pigs to study the effect of essential and nonessential amino acids added to a protein-free diet on N retention. In Expt. 1, the addition of sulphur(More)
Five balance experiments on growing pigs were carried out to study the marginal efficiency of utilization of isoleucine, leucine, valine, histidine and phenylalanine + tyrosine and to estimate their(More)