1. MIGAL Galilee Research Institute; Hydro-Geochemistry Lab.; Kiryat Shmona 11016
2. Dep. of Water Sciences; Tel Hai College; Upper Galilee Israel
3. Dep. of Biotechnology; Tel Hai College; Upper Galilee Israel
4. Dep. of Earth and Environmental Sciences; California State Univ. East Bay; Hayward CA 94542
5. Dep. of Soil and Crop Sciences; Colorado State Univ.; Fort Collins CO 80523