Web Site AuthorsThis web site was developed with support from the authors' home institutions and from W-2128, the USDA_NIFA Multistate Microirrigation Research Group.Authors:Larry Schwankl, PhD, PEIrrigation SpecialistUniversity of California Cooperative Extensionljschwankl@ucanr.edu(559) 646-6569For questions or comments on the website, please contact L. SchwanklFreddie Lamm, PhD, PEResearch Irrigation EngineerKansas State Universityflamm@ksu.edu(785) 462-6281Dana Porter, PhD, PEExtension Agricultural Engineering SpecialistTexas A&M AgriLife Research and Extension Serviced-porter@tamu.edu(806) 746-4022 Thanks to Esfandiar Zangeneh-Azam of UC ANR Communications Services for his assistance.