Environment and Ecology for UPSC CSE/ IAS - Part 1.4 - Light and Soil - High Yield Series
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10 سال پیش
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Environment and Ecology for UPSC
Environment and Ecology for UPSC CSE/ IAS - Part 1.4 - High Yield Series for IAS preparation: On heavy demand, Roman Saini restarts with the Environment and Ecology. In this lesson, he deals with light and soil. In this lesson, Dr. Roman deals with the types of soils according to ICAR and their region wise distribution in India: Red soils - porous & friable, Laterites and Lateritic soils, Black soil: Black cotton soil/ Indian Regur Soil, Alluvial soils: most fertile soil on Earth, Forest soils/Hill soils, Desert soils: Lack of H2O, Saline & Alkaline soils: Infertile, Peaty and Marshy Soils: Kari Soil, Soil erosion, Causes of Soil erosion, Special Phenomenon of Solifluction/ Soil flow age, Slip erosion/Landslides, Steam Bank erosion, Methods of Soil conservation: Agronomic methods, Agrostological methods, Light: Stratification in lake water body: Littoral zone, Limnetic zone, Profundal/Abyssal zone, Light intensity, Electromagnetic spectrum, Classification of UV rays, Visible spectrum, Albedo value: Reflection Coefficient, Albus, Albedo of certain surfaces. Must watch for al UPSC 2018 aspirants.
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10 سال پیش
در تاریخ 1393/07/04 منتشر شده
است.
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