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close this bookBetter Farming Series 06 - The Soil: How to Improve the Soil (FAO - INADES, 1976, 29 p.)
close this folderHow to improve the soil for many years
View the document(introduction...)
Open this folder and view contentsIrrigation
View the documentDrainage
Open this folder and view contentsClearing the land and grubbing the trees
View the documentHow to grub trees


Sometimes clay soils and the soil beside rivers and streams are covered with water. The land cannot be farmed.
The surplus water must be made to run away, the soil must be drained.
Dig a ditch at the lowest place. The water flows into this ditch. Bit by bit the land beside the ditch becomes dry and can be farmed.
Ditch Water has gone; land can be farmed

Drainage ditch

When the land is very wet, a number of ditches must be made.

Drainage of very wet land