1. Department of Horticulture and Landscape Architecture, Colorado State University, 218 Nutrien Building, 301 University Avenue, Fort Collins, CO 80523, USA
2. Department of Civil and Environmental Engineering, University of Massachusetts, 130 Natural Resources Road, Amherst, MA 01003, USA
3. Hermiston Agricultural Research and Extension Center, Oregon State University, Hermiston, OR 97838, USA