PATEL, GG; LAKUM, Y.C.; MISHRA, Aakash; BHATT, J H. Correlates of Knowledge Regarding Utility of Soil Testing and Soil Health Card. Indian Journal of Extension Education, India, v. 55, n. 4, p. 31–35, 2020. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/108042. Acesso em: 26 oct. 2025.