¹L. M. Rabello, ²R. R. D. Pereira, ²W. C. Lopes, ¹R. Y. Inamasu, ³R. V. de Sousa

1. Embrapa Agricultural Instrumentation, Brazilian Agricultural Research Corporation
2. Department of Mechanical Engineering, School of Engineering of São Carlos, University of São Paulo
3. Faculty of Animal Science and Food Engineering, University of São Paulo