Lead Sorption and Dessorption in Oxisols from Paraná-Brazil.
Antonio C. S. Costa1, Frederico Prestes Gomes2, Dimas A.M. Zaia3, Ivan Granemann Souza Junior4 and João Paulo Trevisan Bau3, (1)Avenida Colombo 5790, State University of Maringa, Maringa, PR, BRAZIL, (2)Agronomy, State University of Maringá, Maringá, Brazil, (3)Chemistry, State University of Londrina, Londrina, Brazil, (4)Agronomy, State University of Maringa, Maringa, Brazil