KHANNA V, CHEEMA HK, TAGGAR GK. Evaluation of some microbial and botanical biopesticides against Helicoverpa armigera in chickpea (Cicer arietinum). Indian J Agri Sci. 2011;79(3). Accessed June 1, 2026. https://epubs.icar.org.in/index.php/IJAgS/article/view/5277