- - AGRICULTURE CORE CURRICULUM - -

(CLF6000) Advanced Core Cluster: ORNAMENTAL HORTICULTURE

 (CLF6450) Unit Title: IRRIGATION AND DRAINAGE


         UNIT DIRECTORY:

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          Code    Topic Title                          Hours    Year(s)
___________________________________________________________________________

         (CLF6451) Irrigating Ornamental Plantings       1       3 / 4

         (CLF6452) Drainage                              1       3 / 4

         (CLF6453) Sprinkler Irrigation Systems          4       3 / 4

         (CLF6454) Drip Irrigation Systems               2       3 / 4

         (CLF6455) Conserving Water in Irrigation        1       3 / 4

         (CLF6499) Unit Exam                             1       3 / 4

                                    TOTAL TIME FOR UNIT = 10
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UNIT GOAL: Students will demonstrate a basic knowlege of the management
           practices necesary for ornamental plant irrigation and
           drainage.

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UNIT OBJECTIVES: Upon completion of this unit, students will be able to:

1. Define the terms irrigation and drainage.

2. Explain the importance of good drainage in the planting of ornamental
   crops.

3. Identify three ways to determine when to irrigate (e.g., looking at
   plants, considering the possibilities for evapotranspiration, and
   using a tensiometer).

4. Identify the advantages and disadvantages of various systems of 
   irrigation used in ornamental horticulture (e.g., sprinkler, bubbler,
   drip, and so forth).

5. Describe factors which determine water penetration.

6. Demonstrate how to test for soil moisture content by touch.

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REFERENCES:

Ball, Vic. (Ed.). (1985). BALL RED BOOK. (14th ed.). Reston, VA:
 Reston Publishing Company.

Hartmann, H. T., Flocker, W. J., & Kofranek, A. M. (1981). PLANT SCIENCE: 
 GROWTH, DEVELOPMENT, AND UTILIZATION OF CULTIVATED PLANTS. Englewood 
 Cliffs, NJ: Prentice-Hall.

Hausenbuiller, R. L. (1972). SOIL SCIENCE: PRINCIPLES AND PRACTICES.
 Dubuque, IA: Wm. C. Brown Company.

Landphair, H. C., & Klatt, F., Jr. (1979). LANDSCAPE ARCHITECTURE
 CONSTRUCTION. New York: Elsevier Science Publishing Company.

Editors of Sunset Books and Sunset Magazine. (1984). LANDSCAPING 
 ILLUSTRATED. Menlo Park, CA: Lane Publishing Co.

Editors of Sunset Books and Sunset Magazine. (1989). WATERWISE GARDENING.
 Menlo Park, CA: Lane Publishing Co.

Editors of Sunset Books and Sunset Magazine. (1988). WESTERN GARDEN 
 BOOK. Menlo Park, CA: Lane Publishing Co.

Wilson, Scott. (1976). LANDSCAPE CONSTRUCTION. San Luis Obispo, CA:
 California Polytechnic State University, Vocational Education 
 Productions.

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RESOURCES:

East Bay Municipal Utilities District, P.O. Box 24055, Oakland, CA 94623
(415) 835-3000: Numerous publications on water conserving landscaping.

Sunset Magazine, Lane Publishing Company, Menlo Park CA, 94025:
Publications and reprints on water conservation.

Urban Farmer Store, 2833 Vicente Street, San Francisco, CA 94116
(415) 661-2204: Drip irrigation supplies and information.












1/6/91 MH/clh

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