describe the main characteristic of Alluvial soil and black soil
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Answer:
Characteristics of alluvial soil and black soil
Characteristics of Alluvial Soils
They are immature and have weak profiles due to their recent origin. Most of the soil is Sandy and clayey soils are not uncommon. Pebbly and gravelly soils are rare. ... The soil is porous because of its loamy (equal proportion of sand and clay) nature.
characteristics of alluvial soil are:
✯ it is usually found in the northern plains.
✯ it has got composition of sand, silt and clay.
✯ this soil is deposited by three major rivers namely ganga, brahmaputra and indus.
✯ it can be described being of two types, namely bangar and khadar. bangar is old alluvial soil and khadar is recently deposited soil.
✯ it is ideal for growth of sugarcane, paddy , wheat etc.
The characterstics of black soil are
1. Regur is essentially a mature soil which has been produced by relief and climate, rather than by a particulat type of rock
2. The black soil is very retentive of moisture.
3. A typical black soil is argillaceous with a clay factor 62 percent or more, without gravel or coarse sand.
4.The soil has extraordinary fertility.