RAMESH, P; RAGHAVAIAH, C V; MURTHY, I Y L N; V HARIPRIYA, AND CH. Effect of nutrient management practices on the productivity, economics and soil fertility of castor (Ricinus communis) - sorghum (Sorghum bicolor) cropping system in rainfed Alfisols. The Indian Journal of Agricultural Sciences, Delhi, India, v. 83, n. 11, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/34545. Acesso em: 23 oct. 2025.