After reading this article you will learn about:- 1. Importance of Soil Temperature 2. Factors Affecting Soil Temperature 3. Heat Balance 4. Daily and Seasonal Variation 5. Control. Importance of Soil Temperature: Temperature begins to affect soil characteristics from the stage of weathering of its parent rock. Temperature fluctuates frequently enough to crack and exfoliate hard rocks which are finally [...]
After reading this article you will learn about:- 1. Source of Soil Water 2. Forms of Soil Water 3. Permeability and Percolation 4. Free Energy 5. Potential 6. Suction and Tension. Source of Soil Water: The original source of soil water is rainfall, which occurs during the months of June to September and December-January. All parts of India do not [...]
After reading this article you will learn about:- 1. Soil Moisture Constants 2. Measurement of Soil Moisture 3. Loss. Soil Moisture Constants: (i) Field capacity is the amount of moisture held by the soil after the excess gravitational water has drained away. Negative potential or free energy of soil water is 0.1 to 0.3 bars. Approximate of value is 2.54. [...]