[1]
S. C. Ubani, O. Chukwudi, V. E. Okpashi, C. A. Osuji, and N. G. Ugochukwu, “Palm Oil Mill Effluent Effect on soil fertility: a longitudinal assessment of Zea mays plant”, EQA, vol. 23, no. 1, pp. 43–53, Jan. 2017.