1. Yakima Agricultural Research Laboratory; Agricultural Research Service, USDA; Wapato WA USA
2. Instituto de Producción y Sanidad Vegetal, Facultad de Ciencias Agrarias; Universidad Austral de Chile; Valdivia Chile
3. Southern Oregon Research and Extension Center; Oregon State University; Medford OR USA
4. Bacterial Foodborne Pathogens and Mycology Research Unit; Agricultural Research Service, USDA; Peoria IL USA