1. Univ. of Idaho, Parma R&E Center Parma ID 83660 USA
2. Univ. of Idaho, Idaho Falls R&E Center Idaho Falls ID 83402 USA
3. Virginia Polytechnic Institute and State Univ. Blacksburg VA 24061 USA
4. Michigan State Univ. East Lansing MI 48824 USA
5. Univ. of Idaho, Aberdeen R&E Center Aberdeen ID 83210 USA
6. Ag Idaho Consulting Homedale ID 83676 USA