KUMAR, NIRMAL; KARTHIKEYAN, K.; PRASAD, JAGDISH. Visual soil quality assessment: A review. Journal of Soil and Water Conservation, India, v. 15, n. 1, 2020. Disponível em: https://epubs.icar.org.in/index.php/JSWC/article/view/108531. Acesso em: 3 jul. 2026.