Traore, M., Nacro, H., Tabo, R., Nikiema, A., & Ousmane, H. (2012). Potential for agronomical enhancement of millet yield via <em>Jatropha curcas</em> oilcake fertilizer amendment using placed application technique. International Journal of Biological and Chemical Sciences, 6(2), 808–819. https://doi.org/10.4314/ijbcs.v6i2.23