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IRRIGATION AND DRAINAGE
| Institution | Rift Valley Institute of Science and Technology |
| Course | DIPLOMA IN AGRICULTU... |
| Year | 1st Year |
| Semester | Unknown |
| Posted By | stephen oyake rabilo |
| File Type | |
| Pages | 161 Pages |
| File Size | 2.5 MB |
| Views | 26 |
| Downloads | 0 |
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Description
Irrigation and drainage, artificial application of water to land and artificial removal of excess water from land, respectively. Some land requires irrigation or drainage before it is possible to use it for any agricultural production; other land profits from either practice to increase production. Some land, of course, does not need either. Although either practice may be, and both often are, used for nonagricultural purposes to improve the environment, this article is limited to their application to agriculture
Below is the document preview.
AGEN 0111: LAND SURVEY, SOIL AND WATER CONSERVATION, IRRIGATION AND DRAINAGE
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Land degradation is a process that lowers the current potential capability of land to produce goods such as crops, livestock, timber etc or provide services such as unpolluted water.
Causes of land degradation;
Soil erosion (by water and wind)
Fertility degradation (loss of plant nutrients, chemicals, physical and biological degradation)
Degradation of vegetative cover.
Degradation of water resources.
38 Pages
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2.29 MB