Upload NowThis article throws light upon the two main mechanisms by which the exchange of gases between the soil and the atmosphere is facilitated. The mechanisms are: 1. Mass Flow 2. Diffusion. Mechanism # 1. Mass Flow: Mass flow of air is apparently due to pressure difference between the atmosphere and the soil air. With every […]
Exchange of Gases between Soil and Atmosphere
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Soil Aeration: Importance and Effects
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After reading this article you will learn about Soil Aeration:- 1. Definition of Soil Aeration 2. Importance of Soil Aeration 3. Effects. Definition of Soil Aeration: The constant movement of air in the soil mass resulting in the renewal of gases is known as soil aeration. Thus, a well-aerated soil is one in which gases […]
Retention of Water by Soil: 3 Ways
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This article throws light upon the three ways by which water is retained in the soil. The ways are: 1. Cohesion and Adhesion Forces 2. Surface Tension 3. Polarity or Dipole Character. Way # 1. Cohesion and Adhesion Forces: These two basic forces are responsible for water retention in the soil. One is the attraction […]