Forage supply in thinned Caatinga enriched with buffel grass (Cenchrus ciliaris L.) grazed by goats and sheep - doi: 10.4025/actascianimsci.v34i2.12548. Acta Sci. Anim. Sci. 2011;34(2):189-195. doi:10.4025/actascianimsci.v34i2.12548