Identifying and Analyzing Clays in Soil

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Identifying and Analyzing Clays in Soil

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Identifying clay minerals in soil health and efficient crop production. Most soils are a mixture of clay, organic matter and silt. Clay have a large surface area and a negative charge which attract and retain positively charged plant nutrients such as Ca+2, Mg+2 K+, Na+. They ability to hold and store positively charged ions is called cation exchange capacity (CEC). The more clay in the soil, The higher CEC play also acts as a binder for soil particles, helping the soil retain moisture and reduce nutirent loss from leaching.

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