Silva, C.M.M. de S. and Faria, C.M.B. de 2014. Behavior of tropical forage legumes under different fertilization in Petrolina, Pernambuco, Brazil. Pesquisa Agropecuaria Brasileira. 24, 11 (Apr. 2014), 1319–1323. DOI:https://doi.org/10.1590/S1678-3921.pab1989.v24.16515.