http://pec.lib.wvu.edu/record/P12403undatedCasein and its degradation products in the utilization of urea nitrogen by lambs.<p> Photocopy of typescript.</p>Anderson, G. C. (Gerald Clifton), 1920-Welch, J. A. (James A.)Barth, K. M.McLaren, G. A.Casein.Urea.Sheep--Feeding and feeds.14256