Soils Of Sikkim

Chapter 4 SOILS OF SIKKIM Sikkim enjoys a wide drop of climate, mapped, physiographic, geology and vegetation that influence the nerve of different kinds of soils. These soils have been mapped described, analyzed, characterized and classified under 5 considerable physiographic units. Table 4.1 Major physiographic units and prevalent soils found in Sikkim SL. Physiographic Units No 1 Summit and rooftree (50%) Escarpments (>50%) Steeply aslope (30 - 50%) Moderately steep sloping (15-30%) Valleys (15-30%) Rocky cliffs and Precipitous incline Glacier/Perpetual snow identify SOILS Soils occurring in different landforms atomic number 18 studied in take to be of their morphology, physical and chemical characteristics. In accordance with the physiographic sequence of the terrain features, 78 soil families were identified in Sikkim State and mapped into 69 function units. It revealed that soils of Sikkim belong to 3 orders, 7 suborders, 12 great groups and 26 subgroups. It is observed that Inceptisols are prevalent (42.84%) followed by Entisols and Mollisols occupying 42.52% and 14.64% respectively. Sikkim has been divided into volt broad physiographic units. The relationship amid these physiographic units and their soils are established and discussed under the following(a) heads. State of milieu 2007 Sikkim 35 field of honor (ha.) 31459.45 213100.01 30480.

73 214641.28 2.4 16024.82 3. 4 5. 9683.36 85700.29 108510.06 % of Dominant Soils(Subgroup) TGA 4.43 symbolical Haplumbrepts typical Hapludolls Pachic Haplumbrepts typical Udorthents 30.03 symbolical Hapludoll Entic Hapludolls Dystric Eutrochrepts Lithic Cryorthents 4.30 cautionary Udorthents Entic Hapludolls Umbric Dystrochrepts 30.24 Umbric Dystrochrepts Typic Hapludolls Typic Argiudolls Cumulic Haplumbrepts Entic Cryumbrepts 2.26 Fluventic Eutrochrepts Mollic Udarents Typic Argiudolls Cumulic apludolls 1.37 Typic Haplumbrepts Aquic Udorthents Cumulic Hapludolls 12.08 Lithic Udorthents Lithic Haplumbrepts 15.29 Chapter 4 Soils...If you involve to get a enough essay, order it on our website: Ordercustompaper.com

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