Understanding Soil Components: Inorganic, Organic, and Their Impacts on Soil Characteristics
This chapter delves into the fundamental components of soil, including inorganic elements, soil water, and air, alongside the critical role of organic matter such as humus. We explore how decayed plant and animal remains contribute to nutrient sources, water retention, and soil stability. The text discusses important soil processes like leaching, eluviation, and illuviation, and defines key soil characteristics—color, texture, structure, and acidity. The chapter also introduces soil horizons (O, A, E, B, C, R) and factors influencing soil formation, including parent material, climate, topography, biotic factors, and time.
Understanding Soil Components: Inorganic, Organic, and Their Impacts on Soil Characteristics
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Presentation Transcript
Chapter 13 • Principle Soil Components • Inorganic, soil water, soil air, and organic • Humus • Decayed remains of plants and animals • Sources of nutrients, retains water, increase stability • Leaching, Eluviation, and Illuviation • Characteristics of Soil • Color, texture, structure, acidity and alkalinity • Soil Texture • Clay, silt, sand
6 Mater Soil Horizons • O, A, E, B, C, & R • Soil Forming Factors • Parent material • Climate • Topo • Bioto • Time • Soil Forming Regimes • Laterization • Podzolization • Calcification • Soil Orders
