YUSUF, Muhammad Idriss; NGALA, Adam Lawan; ABDULLAHI, Rakiya; HASSAN, Ali Kole; BELLO, Idris Mohammed. Influence of groundnut varieties and bradyrhizobium-phosphorus combination on soil nitrogen content in Maiduguri, Nigeria. Agriculture, Food, and Natural Resources Journal, Awka, Nigeria, v. 5, n. 2, p. 156–163, 2026. DOI: 10.5281/zenodo.23436052. Disponível em: https://journals.unizik.edu.ng/afnrj/article/view/9095. Acesso em: 22 oct. 2026.