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16. It is formed by the deposition of alluvium brought down by the east flowing peninsular rivers. It is highly fertile. It consists of various proportions of sand, silt, and clay. It is rich in potash, phosphoric acid and lime but deficient in organicmatter.a. Main features of alluvial soilC. Main features of arid soilb. Main features of black soild. Main features of laterite soil​

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Ans 1 The feature of ALLUVIAL soil are1 it is transported or ex situ soil and are usually yellow in colour2 it is lighter and porus and EASILY tillable3 it is suitable for the growth of a large variety of Rabi and Kharif cropb) the feature of black soil are1 it is fine textuar and CLAYEY in nature2 black in colour because of the PRESENCE of fine iron content3 it is rich in iron calcium aluminium and magnesium.d) the features of laterite soil are1 it is red in colour due to presence of iron oxide2 it is of course texture3 it is SOFT and variable that is easily crumbles



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