Wiafe-Kwagyan Michael, Odamtten George Tawia, and Kortei Nii Korley. “Effect of Spent Mushroom Compost of Pleurotus Eous Strain P-31 on Growth Performance and Nodulation Ff Cowpea (Vigna U Nguiculata Walp.)”. Tropical Life Sciences Research, vol. 33, no. 3, Sept. 2022, pp. 129–149, doi:10.21315/tlsr2022.33.3.8.