Geography


Chapter : 1. Resource & Development

Black Soil

2. Black Soil :
Formation : These soils have been formed due to the weathering of the lava spread over large areas during volcanic activity in the Deccan Plateau and different climatic conditions.
Features :
1. The block soils are made of extremely fine material i.e., clayey material.
2. These soils are rich in soil nutrients such as calcium carbonate, magnesium carbonate, potash and lime.
3. The soil is known for its capacity to hold moisture.
4. During dry condition deep cracks develop in the soil, this help in proper aeration of the soil.
5. When wet, the soil becomes sticky and is difficult to work with.
6. It is also known as regur soil.
Regions : These soils are mainly found in Maharastra, Western Madhya Pradesh, parts of Karnataka, Andhra Pradesh, Gujarat and Tamil Nadu.
Crops : Cotton, sugarcane, wheat, tobacco and oil seeds.

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