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close this bookBetter Farming Series 04 - The Soil: How the Soil is Made up (FAO - INADES, 1976, 37 p.)
close this folderDifferent kinds of land
View the document(introduction...)
View the documentThe soil
View the documentThe subsoil
View the documentThe parent rock
View the documentExamples of different soils

The subsoil

The subsoil is often very deep.
It is always very poor.
It has little mineral salts (see Booklet No. 1 page 19).
It is hard and difficult to dig.
It is here that tree roots find their water during the dry season.