VENUGOPALAN, M V; DESHMUKH, Rachana; HEBBAR, K B; TANDULKAR, N R. Productivity and nitrogen-use efficiency yardsticks in conventional and Bt cotton hybrids on rainfed Vertisols. The Indian Journal of Agricultural Sciences, Delhi, India, v. 82, n. 7, p. 641–4, 2012. DOI: 10.56093/ijas.v82i7.21694. Disponível em: http://epubs.icar.org.in/index.php/IJAgS/article/view/21694. Acesso em: 20 oct. 2025.