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These terms define your current search. Click the × to remove a term. Research, Technology and Engineering: engineering > manmade structures > gates × 5 results Group by: Research, Technology and Engineering   (Click to View) Evidence of spawning by green sturgeon, Acipenser medirostris, in the upper Sacramento River, California Environmental biology of fishes (Click to View) Local Automatic Control Modes in an Experimental Irrigation Canal Irrigation and drainage systems (Click to View) Construction and evaluation of the bival automatic control system for irrigation canals in a laboratory flume Irrigation and drainage (Click to View) THE Use of hydraulic models to optimize the rehabilitation of an open channel irrigation system: the example of the senegal river delta irrigation system Irrigation and drainage (Click to View) Evaluation of hydraulic performance of downstream‐controlled maira‐phlc irrigation canals under crop‐based irrigation operations Irrigation and drainage