Impact assessment of cluster frontline demonstration in enhancing productivity of kharif blackgram in sub-mountainous region of Punjab, India. Journal of Food Legumes, [S. l.], v. 37, n. 4, p. 455–461, 2025. Disponível em: https://pub.isprd.in/index.php/jfl/article/view/1363.. Acesso em: 4 jun. 2026.