OMKAR KUMAR, A.M. Latare, S.K. Singh. Impact of Sewage Sludge Application on Soil Fertility, Microbial Population and Enzyme Activities in Soil under Rice-Wheat System. Journal of the Indian Society of Soil Science, India, v. 66, n. 3, 2019. Disponível em: https://epubs.icar.org.in/index.php/JISSS/article/view/86462. Acesso em: 25 oct. 2025.