SUGHA, S.K. and TYAGI, P.D. (2013) “Effectiveness of metalaxyl + mancozeb against purple blotch (Alternaria porri) of onion (Allium cepa) in Himachal Pradesh”, The Indian Journal of Agricultural Sciences, 64(2). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/29060 (Accessed: 29 October 2025).