RANJITH KUMAR, S.; NEPOLEAN, P.; BABU, A.; MANIKANDAN, K.; MADHUMITHA, S. Impacts of humic acid on soil microbial diversity and productivity in tea cultivation toward sustainable agriculture. Journal of Plantation Crops, [S. l.], v. 54, n. 2, p. 73–79, 2026. DOI: 10.25081/jpc.2026.v54.i2.10134. Disponível em: https://updatepublishing.com/journal/index.php/JPC/article/view/10134. Acesso em: 8 nov. 2026.