1. Natural Resources and Environmental Management Dep.; Univ. of Hawaii at Manoa; Honolulu HI 96822
2. Irrigation and Hydrology Dep.; Sentek, Pty. Ltd.; Stepney Adelaide South Australia
3. Dep. of Geology and Geophysics and Water Resources Research Center, 1680 East-West Road; Univ. of Hawaii at Manoa; Honolulu HI 96822
4. Univ. of Florida, Institute of Food and Agricultural Sciences; Citrus Research and Education Center; 700 Experiment Station Road Lake Alfred FL 33850