1. Entomology and Nematology Department, University of Florida , Gainesville, FL 32611, USA
2. Bartlett Tree Research Laboratories , 13768 Hamilton Road , Charlotte, NC 28278, USA
3. Florida Department of Agriculture and Consumer Services, Division of Plant Industry , Gainesville, FL 32608, USA
4. Agricultural and Biological Engineering Department, University of Florida , Gainesville, FL 32611, USA