1. Department of Agronomy, Federal Institute of Paraná, União da Vitória, Brazil
2. Postgraduate Program in Agronomy, State University of Maringá, Maringa, Brazil
3. Postgraduate Program in Soil and Water Management and Conservation, Federal University of Pelotas, Campus Universitário, Pelotas, Brazil
4. Department of Sustainable Production, Embrapa Clima Temperado, Pelotas, Brazil