[1]
Khampa, S. et al. 2009. Effects of Protein Level in Concentrate and Urea-Treated Corn Silage on Rumen Ecology and Milk Production in Lactating Dairy Cows. Pakistan Journal of Nutrition. 8, 5 (Apr. 2009), 588–591. DOI:https://doi.org/10.3923/pjn.2009.588.591.