BHAT, MOHAMMAD AUYOUB; AGARWAL, H P. Evaluation of digested sludge as an amendment to chromium and lead contaminated Gangetic alluvial soils of India. The Indian Journal of Agricultural Sciences, Delhi, India, v. 83, n. 1, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/27217. Acesso em: 26 oct. 2025.