S.K. PANDEY, U.S. GAUTAM , D.P. RAI , S.R.K.SINGH, D.K.SINGH. Knowledge and Attitude of Farmers towards Soil Testing Practices in Rainfed Area. Indian Journal of Extension Education, India, v. 48, n. 3&4, p. 107–108, 2022. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/129234. Acesso em: 3 nov. 2025.