Boechat, Cácio Luiz, Adriana Miranda de Santana Arauco, Marcos de Oliveira Ribeiro, Ana Clécia Campos Brito, Aurino Azevedo de Souza, and Jorge Antonio Gonzaga Santos. 2017. “Soil Chemical Attributes and Initial Growth of Corn Crop by Adding Domestic and Industrial Sewage Sludge”. Bioscience Journal 33 (4). Uberlândia, MG:886-96. https://doi.org/10.14393/BJ-v33n4a2017-36746.