Rosolem, Ciro Antonio, José Ricardo Machado, and Oswaldo Brinholi. “Effects of Nitrogen, Phosphorus and Potassium Fertilization on Sweet Sorghum Grown on a Dusky Latosol”. Pesquisa Agropecuaria Brasileira 20, no. 6 (April 17, 2014): 635–641. Accessed July 6, 2026. https://apct.sede.embrapa.br/pab/article/view/15701.