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Urea, N ureic llet predictor N ureic orina

Bassa_purins

Resum. Nitrogen ureic a la llet com a predictor de l’excretat. JDSci 1998.

Using milk urea nitrogen to predict nitrogen excretion and utilization efficiency in lactating dairy cows. J.S. Jonker, R.A. Kohn, and R.A. Erdman. 1998 J Dairy Sci 81:2681‐2692.

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