Alluvial soil :
(i) The entire northern plains are made of alluvial soil. These soils also extend in Rajasthan and Gujarat, also found in the eastern coastal plains particularly in the deltas of the Mahanadi, the Godavari, the Krishna and the Kaveri rivers.
(ii) Alluvial soils are deposited by three important Himalayan river systems- the Indus, the Ganga and the Brahmaputra.
(iii) According to their age alluvial soils can be classified as old alluvial (Bangar) and new alluvial (Khadar). The bangar soils has higher concentration of kanker nodules than the Khadar. It has more fine particles and is more fertile than the bangar.
