Flexible Irrigation Supply Pilot Projects—Part I: Principlesby John L. Merriam, California Polytechnic State Univ, San Luis Obispo, United States,
Abstract: The principles are described (Part I) and illustrated with developing countries case studies (Part II) to present the techniques that economically permit the use of farmer controlled variable rate water delivery systems, allowing upgraded on-farm management. The need, value and some of the procedures for upgrading from present rigid rotation schedules to flexible farmer controlled arranged schedules are described. Mentioned is the need for farmer controlled water user associations. Also presented is the financial impact of the on-farm benefits to justify upgraded project systems to allow flexible scheduling.
Subject Headings: Agriculture | Water supply systems | Scheduling | Resource management | Water resources | Case studies | Irrigation water
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