CLF350 - - AGRICULTURE CORE CURRICULUM - - (CLF300) Core Area: PLANT SCIENCE (CLF350) Unit Title: IRRIGATION UNIT DIRECTORY: ____________________________________________________________________________ Code Topic Title Hours Year(s) ____________________________________________________________________________ (CLF351) Irrigation Systems 2 1 (CLF352) Irrigation Terminology 3 2 (CLF353) Knowing when to Irrigate 2 1 (CLF354) Water Measurement and Soil Capacity 1 2 (CLF355) Irrigation Practices 1 1 TOTAL TIME FOR UNIT = 9 ____________________________________________________________________________ UNIT GOAL: Students shall understand growth and development of plants, including the functions of plant parts, reproductive systems and auxins. ____________________________________________________________________________ UNIT OBJECTIVES: Upon completion of this unit, the students will be able to: 1. Name four types of irrigation systems. 2. Demonstrate two methods of irrigation in a plant. 3. Define and explain, field capacity, saturation, wilting point, permanent wilting point and available water. 4. Explain three ways of determining when to irrigate. 5. Explain (and demonstrate) the concept of water holding (or field) capacity of different soils. 6. Discuss acre inch, acre foot, water penetration and water holding capacity. 7. Discuss the importance of choosing land for irrigation, obtaining water, water quality and the importance of drainage. ____________________________________________________________________________ REFERENCES Halfacre and Barden. (1979) HORTICULTURE San Francisco, CA: McGraw-Hill Co. Hartman, Kofraneck, Rubatzk, and Plocker. (1988). Plant Science (second edition). Englewood Cliffs, NJ: Prentice-Hall. Janick, Schery, Woods, and Ruttan. (1981). PLANT SCIENCE (third edition). San Francisco, CA: W. H. Freeman. Strong. (1956) Sprinkler Irrigation Manual. England: Wright Rain & Ringwood. Weaver, R. J. (1976). GRAPE GROWING New York, N.Y.: J. Wiley & Sons Inc. ____________________________________________________________________________ RESOURCES California Department of Water Resources (educational resources library) Metropolitan Water District of Southern California (extensive and easily obtained educational resources). University of California (pamphlet), "Questions and Answers about Tensiometers," Leaflet # 2264, March 1981. VOCATIONAL EDUCATION PRODUCTIONS, Cal Poly State University, San Luis Obispo, CA 93407. In Calif 805-756-2295 or toll free 800-235-4146 2/6/89 sg/gfv #%&C