1. Postdoctoral Scholar, Dept. of Land, Air, and Water Resources, Univ. of California, Davis, CA 95616-8627.
2. Professor, Dept. of Land, Air, and Water Resources, Univ. of California, Davis, CA 95616-8627.
3. Professor, Dept. of Agricultural and Food Engineering, Indian Institute of Technology Kharagpur, Kharagpur-721302, India.