RAJ, A D; PATEL, B S; MEHTA, R S. Effect of irrigation methods on growth, yield and economics of hybrid varieties of castor (Ricinus communis). The Indian Journal of Agricultural Sciences, Delhi, India, v. 80, n. 9, 2010. DOI: 10.56093/ijas.v80i9.939. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/939. Acesso em: 27 jun. 2026.