1. Laboratory of Ecotoxicology, Center for Nuclear Energy in Agriculture, University of Sao Paulo Piracicaba, São Paulo, Brazil;
2. Former research fellow at Center for Nuclear Energy in Agriculture, University of Sao Paulo Piracicaba, São Paulo, Brazil;
3. Department of Soil Science, College of Agriculture “Luiz de Queiroz”, University of São Paulo, Piracicaba, São Paulo, Brazil;
4. Department of Crop Science, College of Agriculture “Luiz de Queiroz”, University of São Paulo, Piracicaba, São Paulo, Brazil