Moreira, V.B., de Moraes, E.R., Bernardes, R.F.B., Peixoto, J.V.M. and de Lima, B.V. 2017. Seeds inoculation and nitrogen fertilization for cowpea production on latosol in the western amazon . Bioscience Journal. 33, 5 (Sep. 2017), 1249–1256. DOI:https://doi.org/10.14393/BJ-v33n5a2017-36713.