TIWARI RS, AGARWAL A, SENGAR SC. Effect of doses and methods of nitrogen application on growth, bulb yield and quality of ’Pusa Red’ onion (Allium cepa). Indian J Agri Sci. 2014;72(1). Accessed October 28, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/40542