Red soil is formed by weathering of old crystalline igneous and metamorphic rocks. It is rich in iron and hence appears red in color. In India, it is found mainly in the Deccan plateau.
1.Seen mainly in low rainfall areas.
2.Also known as Omnibus group.
3.Porous, friable structure.
4.Absence of lime, kankar (impure calcium carbonate).
5.Deficient in: lime, phosphate, manganese, nitrogen, humus, and potash.
6.Colour: Red because of Ferric oxide.
7.Texture: Sandy to clay and loamy
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