Cover Image
close this bookSpecial Public Works Programmes - SPWP - Anti-Erosion Ditches - Training Element and Technical Guide for SPWP Workers, Booklet No. 1 (ILO - UNDP, 84 p.)
close this folder3. Different types of anti-erosion ditches
View the document(introduction...)
View the document3.1 Silt catchment pits
View the document3.2 Forest tiering
View the document3.3 Forest terracing
View the document3.4 Cropping terraces

3.2 Forest tiering

This kind of tiering is used on steep ground to allow plantations to be established.


Figure

The ditch, which is dug uphill from the retaining ridge, allows the water to be absorbed by the soil.