Effect of Protein Sources of Isonitrogenous Whole Crop Barley Silage Based Diets on Performance and Blood Metabolites of Early Lactating Holstein Cows

R. Jafari Jafarpoor, M. Danesh Mesgaran, A.R. Heravi Moussavi, S. Danesh Mesgaran and F. Tabatabai

Journal of Animal and Veterinary Advances 8 ( 11 ): 2100 - 2105 , 2009