DUNGARWAL, H S; CHAPLOT, P C; NAGDA, B L. Weed control in castor (Ricinus communis). The Indian Journal of Agricultural Sciences, Delhi, India, v. 72, n. 9, 2014. Disponível em: http://epubs.icar.org.in/index.php/IJAgS/article/view/41011. Acesso em: 2 nov. 2025.