Majule, AE, and JO Omollo. “The Performance of Maize Crop During Acid Amelioration With Organic Residues in Soils of Mtwara, Tanzania”. Tanzania Journal of Science 34, no. 1 (April 17, 2021): 21–29. Accessed July 16, 2025. http://tjs.udsm.ac.tz/index.php/tjs/article/view/371.