1. Department of Forest Engineering, State University of the Center-West - Unicentro, Brazil
2. Department of Physiology, Federal University of Rio Grande Do Sul (UFRGS), Poto Alegre, Brazil
3. Department of Phytotechnics, Federal University of Parana (UFPR), Curitiba, Brazil
4. Department of Applied Physiology & Kinesiology, University of Florida, FL, USA