AGARWAL, ANKUR; GUPTA, SUNIL; AHMED, Z. Effect of bulb size and planting geometry on seed yield and economics of onion (Allium cepa)*. The Indian Journal of Agricultural Sciences, Delhi, India, v. 80, n. 4, 2010. DOI: 10.56093/ijas.v80i4.232. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/232. Acesso em: 27 jun. 2026.