Effect of Diets Containing Different Ratio of Effective Rumen Degradable Protein to Fermentable Metabolizable Energy on Early Lactating Holstein Cow Responses

F. Rezaii, M. Danesh Mesgaran, A.R. Heravi Moussavi and M.H. Fathi Nasri

Journal of Animal and Veterinary Advances 6 ( 4 ): 563 - 568 , 2007