On the amino acids in the urine of dairy cows fed urea as the sole or partial source of nitrogen
The urinary amino acids in free and bound form were determined quantitatively in dairy cows fed urea and ammonium nitrogen as the sole (0-cows) or partial (ULP-cows) source of nitrogen. For comparison, amino acid determinations were performed also on the urine of cows on ordinary silage-cereals feed...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Scientific Agricultural Society of Finland
1977-09-01
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Series: | Agricultural and Food Science |
Online Access: | https://journal.fi/afs/article/view/71942 |