RAJESH KUMAR SINGH, H.KUMAR. On-Farm Evaluation of Front Line Demonstrations on Mustard in Eastern Plain Zone of Uttar Pradesh. Indian Journal of Extension Education, India, v. 48, n. 3&4, p. 115–117, 2022. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/129237. Acesso em: 25 jun. 2026.