“Effect of Silicon Application Methods on Drought Tolerance, Growth and Yield of Some Varieties of Vigna Unguiculata (L.) Walp in Gombe State”. Asian Journal of Plant Biology 5, no. 1 (July 31, 2023): 1–6. Accessed May 11, 2026. https://journal2.hibiscuspublisher.com/index.php/AJPB/article/view/819.