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Soil and its types - Coggle Diagram
Soil and its types
Soil Profile
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2nd Layer
Consists of weathered rock, sand, silt and clay
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1st Layer
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Consists of organic material, or humus
Alluvial Soil
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Deposited by Indus, Ganga & Brahmaputra
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Consists of sand, silt & clay
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Rich in potash, phosphoric acid, lime
Ideal for sugarcane, paddy, wheat and cereals and pulses
Black Soil
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Climatic condition + Parent rock material, imp. factors for formation
Spread over NW Deccan plateau, made up of lava flows
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Rich in CaCO3, Mg, potash and lime but poor in phosphoric contents
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Sticky when wet, hence must be tilled pre monsoon
Red and yellow soils
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Also found in parts of Odisha, Chhattisgarh, southern parts of Ganga plain
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Laterite Soils
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Acidic, deep to very deep & generally deficient in 🌿 nutrients
Occur in southern states, Western Ghats of Maha, Odisha, some parts of WB & NE regions
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Humus rich, but under sparse vegetation and in semi arid regions it is humus poor
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Arid Soils
Generally sandy, saline and occur from red to brown
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Good for cotton, wheat, maize, pulses & barley
Forest Soils
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Loamy and silty in valley side, coarse in upper slopes
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