Yuma irrigation workshop Nov. 18

• What: Field irrigation workshop and demonstration

• When: Nov. 18, 2009 – 8:30 a.m. to noon

• Where: Yuma Agricultural Center (YAC), 6425 W. 8th Street, Yuma, Ariz.

• 8:30 a.m. - Registration

• 9:00 - Background on on-farm irrigation management and irrigation canal flow measurement issues in irrigation districts, previous work, and the need for further work - Charles Sanchez, Professor and Research Scientist, University of Arizona’s (UA) YAC;

• 9:15 - The relationship between irrigation efficiency and field geometry, field condition, and inflow rate into the irrigated field with emphasis on the need for accurate flow measurement - Eduardo Bautista, U.S. Arid Lands Agricultural Research Center, USDA-ARS, Maricopa, Ariz.;

• 9:30 - Flow measurement in irrigation canals using flumes with emphasis on flume selection from predesigned alternatives, installation site selection, installation, and field evaluation - John Replogle, Arid Lands Agricultural Research Center, Maricopa; • 9:45 - Usage of an Excel worksheet as a quick reference tool in flume selection, construction, installation, and evaluation in irrigation canals - Dawit Zerihun, UA Assistant Research Scientist; • 10:00 - Field demonstration of flume installation site selection, field measurements, installation, and evaluation at a selected farm.

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