1. 1Assistant Professor, Department of Horticulture, Washington State University, Northwestern Washington Research and Extension Center, 16650 SR 536, Mount Vernon, WA 98273
2. 2Professor and Sustainable Agriculture Specialist, Center for Sustaining Agriculture and Natural Resources, Washington State University, 1100 North Western Avenue, Wenatchee, WA 98801
3. 3Associate in Research, Center for Sustaining Agriculture and Natural Resources, Washington State University, 1100 North Western Avenue, Wenatchee, WA 98801
4. 4Assistant Professor, School of Economic Sciences, Washington State University, Hulbert 203E, P.O. Box 646210, Pullman, WA 99164