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CLOSE THIS BOOKSmall Scale Irrigation Systems (Peace Corps)
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTIntroduction
VIEW THE DOCUMENTAcknowledgements
Section 1. Concepts of irrigation design
VIEW THE DOCUMENTHistory of irrigation
VIEW THE DOCUMENTAgronomic practices with irrigation
VIEW THE DOCUMENTEconomic evaluation and feasibility
VIEW THE DOCUMENTSocial factors
VIEW THE DOCUMENTConditions that facilitate adult learning.
VIEW THE DOCUMENTResource identification
Section 2. The soil as a reservoir for water needed by plants
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTSoil density and pore space
VIEW THE DOCUMENTWater retention in soils
VIEW THE DOCUMENTWater infiltration in soils.
Section 3. Water and plants
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTTranspiration
VIEW THE DOCUMENTRoot systems
VIEW THE DOCUMENTAvailable moisture for plant use
Section 4. Methods of measuring soil moisture content and availability
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTOven dry method
VIEW THE DOCUMENTGypsum-block method
VIEW THE DOCUMENTPhysical appearance and feel method
VIEW THE DOCUMENTVisual indications of plant moisture deficiency and excess
VIEW THE DOCUMENTSection 5. Water requirements
Section 6. Natural rainfall and irrigation requirements
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTRice culture and irrigation requirements
Section 7. Topographic mapping and surveying
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTLand distance measurements
VIEW THE DOCUMENTLand measuring rods
VIEW THE DOCUMENTMeasuring elevations - leveling
VIEW THE DOCUMENTSurveying Levels
VIEW THE DOCUMENTPlastic tube leveling
VIEW THE DOCUMENTSome elements of geometry
Section 8. Water source development
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTDetermination of supply available
Section 9. Water distribution
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTDesigning the distribution systems
VIEW THE DOCUMENTConstruction of the distribution channel
Section 10. Field irrigation systems
VIEW THE DOCUMENTBasin irrigation
VIEW THE DOCUMENTBorder Method
VIEW THE DOCUMENTFurrow irrigation
VIEW THE DOCUMENTSprinkler system
VIEW THE DOCUMENTDrip irrigation
VIEW THE DOCUMENTWild flooding
VIEW THE DOCUMENTExample problem
VIEW THE DOCUMENTConstruction and maintenance
Section 11. Drainage
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTSurface drainage
VIEW THE DOCUMENTSubsurface drainage
VIEW THE DOCUMENTSoil salinity
VIEW THE DOCUMENTSurface runoff
VIEW THE DOCUMENTExample problem
VIEW THE DOCUMENTSection 12. Economic evaluation and feasibility
Section 13. Health and safety
VIEW THE DOCUMENT(introduction...)
VIEW THE DOCUMENTSafety tips for small irrigation projects
VIEW THE DOCUMENTBrush clearing
VIEW THE DOCUMENTMiscellaneous suggestions
VIEW THE DOCUMENTWater related diseases
VIEW THE DOCUMENTSuggested references
VIEW THE DOCUMENTMeasures and conversions
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