Chemical characterization of vermicompost of sewage sludge with different proportions of diatomaceous material

by Fabíola M. Braga, Paulo H. S. Cardoso, Mário H. C. Barbosa, Márcio N. Rodrigues, Regynaldo A. Sampaio, Luiz A. Fernandes

Phytoremediation of chlorobenzenes in sewage sludge cultivated with Pennisetum purpureum at different times

by Anarelly C. Alvarenga, Regynaldo A. Sampaio, Gevany P. Pinho, Paulo H. S. Cardoso, Izabelle de P. Sousa, Mário H. C. Barbosa