RANA, D S; SHARMA, R P. Effect of irrigation regime and nitrogen fertilization on bulb yield and water use of onion (Allium cepa). The Indian Journal of Agricultural Sciences, Delhi, India, v. 64, n. 4, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/29200. Acesso em: 29 oct. 2025.