Question

describe the characterstics of black soil

Answer 1

This is also known as black cotton soil or regur soil. It coveres 16% of India's total geographical area.
It is black in colour and best for growing cotton crop.
Some features of black soil are given below:
• It has been formed by climatic conditions and the parent rock material.
• It is formed by the Deccan trap(Basalt) region and it is made up of Lava flows.
• This soil coveres the plateau area of Saurashtra, Maharashtra, Malwa, Madhya Pradesh, Chhattisgarh and also lies along the valleys of Godavari and Krishna river.
• Black soils are made up of extremely fine i.e. clayey material.
• It is rich in nutrients like calcium carbonate, magnesium carbonate, potash and lime, but it is poor in Phosphoric content.
• It develops deep cracks during the hot summer, which helps in aeration of soil. It becomes sticky (due to high moisture retention) when wet and becomes difficult to be tilled.
• It needs to tilledjust after the first rain and during the pre monsoon period.

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Answer 2

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