What is Alluvial soil a mixture of?

Alluvial soil is a mixture of sand, silt, clay.

Alluvial soils

  • Alluvial soils are formed mainly due to silt deposited by Indo-Gangetic-Brahmaputra rivers. In coastal regions, some alluvial deposits are formed due to wave action.
  • The soil is porous because of its loamy (equal proportion of sand and clay) nature.
  • They are the largest soil group covering about 15 lakh sq km or about 46 per cent of the total area.
  • They yield splendid rice, wheat, sugarcane, tobacco, cotton, jute, maize, oilseeds, vegetables and fruits.
  • They are best suited to irrigation and respond well to the canal and well/tube-well irrigation.

Articles to refer

  1. Classification of Soil in India – Types of Soil in India

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