[1]
Yazman, J.A. et al. 1982. Efficiency of Utilization of Tropical Grass Pastures by Lactating Cows with and Without Supplement. The Journal of Agriculture of the University of Puerto Rico. 66, 3 (Jul. 1982), 200–222. DOI:https://doi.org/10.46429/jaupr.v66i3.7667.