This article throws light upon the six main factors that control soil reactions. The factors are: 1. Nature of Soil Colloids 2. Soil Solution 3. Climate 4. Soil Management 5. Microbial Action 6. Formation of Sulphuric and Nitric Acids in the Atmosphere. Factor # 1. Nature of Soil Colloids: The colloidal particles of the soil […]
6 Main Factors that Control Soil Reactions
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Influence of Soil Reaction on Availability of Nutrients
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After reading this article you will learn about the influence of soil reaction on availability of nutrients:- 1. Nitrogen 2. Phosphorus 3. Potassium 4. Calcium and Magnesium 5. Iron, Aluminium and Manganese 6. Sulphur 7. Micronutrients. 1. Nitrogen: Plant absorbs most of their nitrogen in the form of nitrate whose availability depends on the activity […]
Plant Growth and Soil Reaction
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A large proportion of crop plants can tolerate slight to moderate acidity, a few can tolerate slightly alkaline soils, but very few are able to tolerate moderately alkaline soil conditions. There are some plants that require strongly acid soils, but all plants of agricultural value fail to grow and die in strongly alkaline soils. The […]