Nchogu, Xavier Briggx, Rosemary Kirambia, and William Ncene. “Yield Production for Soybean Varieties under Different Spacing on Maize Intercrop”. Journal of Agriculture & Environmental Sciences 6, no. 1 (May 20, 2022): 1–12. Accessed June 19, 2025. https://stratfordjournals.com/journals/index.php/journal-of-agriculture/article/view/1132.