Seeds inoculation and nitrogen fertilization for cowpea production on latosol in the western amazon . Bioscience Journal [online], 2017. [online], vol. 33, no. 5, pp. 1249–1256. [Accessed24 December 2025]. DOI 10.14393/BJ-v33n5a2017-36713. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/36713.