3.
Write a short note on ‘composition of soil.
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Explanation:
Soil composition is an important aspect of nutrient management. ... The basic components of soil are minerals, organic matter, water and air. The typical soil consists of approximately 45% mineral, 5% organic matter, 20-30% water, and 20-30% air.
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Soil composition is an important aspect of nutrient management. ... The basic components of soil are minerals, organic matter, water and air. The typical soil consists of approximately 45% mineral, 5% organic matter, 20-30% water, and 20-30% air.
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