Reference
Shetty et al., 1995. In: Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume 2: technical papers. Proceedings, Addis Ababa, Ethiopia, 22-26 November 1993, pp. 293-303
Shetty et al., 1995. In: Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume 2: technical papers. Proceedings, Addis Ababa, Ethiopia, 22-26 November 1993, pp. 293-303