Ley, Thomas

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WSU Drought Advisory: Surface Irrigation Systems

Helps optimize your usable water appropriation using gravity flow. Presents the most efficient slope rates for open systems, gate and valve operation, reducing tailwater runoff, lining the ditches, an ...

WSU Drought Advisory: Visual Crop Moisture Stress Symptoms

This drought advisory is a chart that lists moisture stress symptoms, critical growth periods, and other important irrigation-related factors for common Washington crops, including alfalfa, beans, cor ...