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Small-scale dams
technologies

Small-scale dams [Mali]

Small-scale dams are moderately-sized barriers built across valley bottoms to retain water from permanent watercourses or seasonal flows.

  • Compiler: Dieter Nill
Earth embankment dams
technologies

Earth embankment dams [Mali]

Embankment dams are built to retain rainwater without totally blocking the flow of water, enabling the irrigation of a part of the plain.

  • Compiler: Nina Lauterburg
Village irrigation schemes
technologies

Village irrigation schemes [Mali]

This technique makes it possible to develop unirrigated land at low cost to meet the demand for higher agricultural production and improved living conditions.

  • Compiler: Dieter Nill
Lining irrigation canals
technologies

Lining irrigation canals [Mali]

Lining canals is a powerful way to save irrigation water by minimising seepage losses, and to reduce pumping time and costs.

  • Compiler: Dieter Nill
Dams with water-spreading weirs
technologies

Dams with water-spreading weirs [Mali]

The role of small dams with weirs is to raise the water table, expand rice growing areas and extend the availability of water in lowland areas to complete the agricultural cycle of lowland areas (rice and vegetable growing).

  • Compiler: Dieter Nill
Cyclopean concrete micro-dams
technologies

Cyclopean concrete micro-dams [Mali]

A water reservoir for growing off-season increases the farmed area, yields and production. A second growing season thus becomes possible.

  • Compiler: Dieter Nill
Masonry micro-dams
technologies

Masonry micro-dams [Mali]

The role of masonry micro-dams is to raise the level of the water table so as to supply wells and create water reserves for off-season farming activities.

  • Compiler: Dieter Nill