OHLAN, Ramphul; OHLAN, Anshu; SINGH, Rajbir. Impact of Soil Health Card on Urea Fertilizer Usage and Crop Yield in Haryana. Indian Journal of Extension Education, India, v. 61, n. 2, p. 35–39, 2025. DOI: 10.48165/IJEE.2025.61207. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/165252. Acesso em: 25 jun. 2026.