1. Department of Agronomy, UFVJM, Diamantina, Minas Gerais State, Brazil
2. Department of Soil Science, ESALQ, University of São Paulo, Piracicaba, São Paulo State, Brazil
3. Department of Forest Engineering, Federal Institute of Minas Gerais - Campus São João Evangelista, São João Evangelista, Minas Gerais State, Brazil