kumar, Sunil, and Devender Singh Jakhar. “Impact of Front Line Demonstrations on Mustard Crop in Sirsa District of Haryana”. Indian Journal of Extension Education 58, no. 1 (December 17, 2021): 192–196. Accessed June 25, 2026. https://epubs.icar.org.in/index.php/IJEE/article/view/119186.