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1. Management of excess water from rainfall or seasonal flooding through controlled drainage and water storage for future use. Most suitable in humid and sub-humid conditions as well as semi-arid and arid conditions (floodwater harvesting).
2. Increasing rainwater capture and availability, making use of surface runoff; suitable for dry sub-humid to arid conditions.
3. Reducing in situ water loss: improving direct water infiltration and reducing evaporation; soil water conservation practices that prevent surface runoff and keep rainwater in place.
4. Increasing water use efficiency (e.g. good agronomic practice, including use of best-suited planting material and fertility management).
jim items answered the question on April 12, 2019 at 09:34
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