Explain about black soil......
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Black soils are mineral soils which have a black surface horizon, enriched with organic carbon that is at least 25 cm deep. Two categories of black soils (1st and 2nd categories) are recognized. ... CEC in the black surface horizons ≥25 cmol/kg; and. A base saturation in the black surface horizons ≥50%.
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Black soil is the type of soil that is black in colour due to the excessive presence of humus in it. It is also known as cotton crop because it is good for the cultivation of cotton crop.
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