1. Postgraduate Program in Agricultural Engineering, Federal University of Campina Grande, Campina Grande, PB, Brazil
2. Academic Unit of Agrarian Sciences, Federal University of Campina Grande, Pombal, PB, Brazil
3. Postgraduate Program in Soil and Water Management, Federal Rural University of the Semi-Arid Region, Mossoró, RN, Brazil
4. Postgraduate Program in Agronomy, Federal University of Paraiba, Areia, PB, Brazil