Maman, N, S C Mason, and S Sirifi. “Influence of Variety and Management Level on Pearl Millet Production in Niger: II. N and P Concentration and Accumulation”. African Crop Science Journal 8, no. 1 (January 1, 2000). Accessed August 29, 2026. https://www.ajol.info/index.php/acsj/article/view/27714.