Rusmayadi, Gusti, and Safruddin Safruddin , trans. “Effect of Soil PH Variation on Peanut Plant Growth”. West Science Agro 2, no. 02 (May 30, 2024): 63–69. Accessed December 8, 2025. https://wsj.westsciences.com/index.php/wsa/article/view/944.