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All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Scheduling

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Alfalfa Production As Related To Irrigation Scheduling: An Economic Perspective, Craig L. Israelsen May 1984

Alfalfa Production As Related To Irrigation Scheduling: An Economic Perspective, Craig L. Israelsen

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

This study analyzed the economics of irrigation scheduling for alfalfa hay in the Cache Valley, Utah area. Yield, evapotranspiration (ET) and irrigation drainage loss, along with the costs and returns per acre attributable to irrigation scheduling, were simulated through the use of a computerized plant growth model. The model created yearly "irrigation schedules" for alfalfa hay based on actual climatic, soil and plant characteristic data from the Utah State University Greenville Experiment Station. The model calculated the irrigation schedules based on a soil-water balance equation which never allowed the available soil water to go below the crop stress point.

The …