AGARWAL, A., GUPTA, S. and AHMED, Z. (2010) “Effect of bulb size and planting geometry on seed yield and economics of onion (Allium cepa)*”, The Indian Journal of Agricultural Sciences, 80(4). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/232 (Accessed: 27 October 2025).