Lira, M. de A. et al. 2014. Behavior of new forage sorghum progenies for the Semi-Arid region of Pernambuco, Brazil. Pesquisa Agropecuaria Brasileira. 23, 11 (Apr. 2014), 1239–1246. DOI:https://doi.org/10.1590/S1678-3921.pab1988.v23.14080.