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प्रश्न
How is Black Soil formed?
टिप्पणी लिखिए
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उत्तर
Black Soil is formed as a result of denudation of lava-flow rocks. They contain large quantities of lime, potash, aluminium, magnesium. They are deficient in phosphorus, nitrogen and organic matter. Black Soil is highly retentive of moisture, and become sticky when wet.
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Types of Soil
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