Treviño et al., 1987. Anim. Feed Sci. Technol., 16: 305-309 Document reference Treviño, J. ; Centeno, C. ; Caballero, R., 1987. The chemical composition of pea plant parts as related to harvesting time. Anim. Feed Sci. Technol., 16: 305-309Web http://www.sciencedirect.com/science/article/pii/0377840187900198Citation key Treviño et al., 1987