KAUSHIK, SUBHANU; DEVRAJ, DEVRAJ; KUMAR, RAVI; ANTIL, R S. Production of humic substances and available nutrient status in soil profile under multipurpose tree species of arid and semiarid region. The Indian Journal of Agricultural Sciences, Delhi, India, v. 85, n. 4, p. 525–530, 2015. DOI: 10.56093/ijas.v85i4.47933. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/47933. Acesso em: 26 oct. 2025.