Soils have a natural characteristic called the cation exchange capacity (CEC) that allows them to hold (and exchange) cations (e.g., Ca+2 or Na+). These cations are held tight enough on the CEC that ...

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The establishment of Soil Taxonomy as the official United States system of soil classification introduced a number of innovative concepts of significance to soil classification, soil survey, and soil ...

The soil is formed when rocks are broken down by the action of wind, water and climate. This process is called weathering. The characteristic features of a soil depend upon the rocks from which it has ...

CHENNAI: In a first-of-its-kind initiative in the country, Chief Minister MK Stalin on Wednesday launched a new web portal - http://tnagriculture.in/mannvalam - to ...