“The Yield of a Fertilized Soil Consisting of Manure of Cattle Fed Calliandra, Gliricidia and Luecaena Browse Maize Silages”. International Journal of Manures and Fertilizers 3, no. 1 (August 28, 2014): 561–564. Accessed April 5, 2026. https://www.ijpp.org/journal/index.php/ijmf/article/view/111.