1. Federal Institute of Mato Grosso do Sul Laboratory of Plant Nutriton Nova Andradina Brazil
2. University of São Paulo Center for Nuclear Energy in Agriculture Piracicaba Brazil
3. Federal University of Sergipe Campus do Sertão Nossa Senhora da Glória Brazil
4. University of São Paulo Luiz de Queiroz College of Agriculture Piracicaba Brazil
5. University of Campinas Institute of Biology Campinas Brazil