Faria, C.M.B. de and Albuquerque, S.G. de (2014) “Availability and amendment of phosphorus level in a soil of the Submedium São Francisco region in relation to buffel grass yield”, Pesquisa Agropecuaria Brasileira, 23(6), pp. 555–561. doi:10.1590/S1678-3921.pab1988.v23.13922.