Question

write about the characteristic of alluvial soil ????​

Answer 1

Properties or the characteristics of alluvial soil are: Alluvial soil is considered the most fertile soil. ... According to age, the alluvial soil is classified as Bangar (old alluvial) and Khadar (new alluvial). Alluvial soil contains an ample amount of potash, phosphoric acid and lime.

Answer 2

Answer:

• Alluvial soil is the most fertile soil.
• It it is most widely spread and most important soil in India.
• It has been deposited by three important Himalayan River systems called Indus River system, Ganga River system and Brahmaputra River system.
• The Northern plains are mainly made up of this soil.
• It has also been extended in Rajasthan and Gujarat by a narrow corridor.
• It is also find and eastern coastal plains particularly in the river deltas.
• It is formed by the deposit of sand and silt and consists of various proportion of clay too.
• It is coarse near the piedmont region.
• On the basis of size of the grains, we can classify alluvial soil into three types: Duars (big particles), Chos (medium) and terai (marshy land).
• Also, on the basis of the age of the soil we can classified into two types: Old Alluvial (Bangar)(It has high concentration of kankar nodules) and New Alluvial (Khadar)(It has fine particles and is more fertile than the other one).
• The Alluvial soil is rich in phosphoric acid, potash and lime.
• It is deficient in nitrogen.
• Because of it's fertility the plains are densely populated and intensively cultivated.