Irrigation Methods
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Methods of irrigation. For AP Environmental Science Unit 5.
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6 Terms
1
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Furrow irrigation
When crops receive water through channels or furrows dug between the crop rows.
* Easy and inexpensive
* Easy and inexpensive
2
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Basin irrigation / Flood irrigation
When a flat piece of land is surrounded by low walls, usually made of mud, and then flooded with water.
* Can cause waterlogging
* Can cause waterlogging
3
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Sprinkler irrigation / Spray irrigation
When water is dispersed by rotating sprinklers fed by pipes.
* Expensive and energy consuming
* Expensive and energy consuming
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Drip irrigation
When water is dripped directly near plant roots.
* Minimal water loss, expensive
* Minimal water loss, expensive
5
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Waterlogging
A form of soil degradation that occurs when soil remains underwater for long periods of time.
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Salinization
A form of soil degradation that occurs when salts in irrigation water become highly concentrated on the soil surface through evaporation and transpiration.