India is the second largest producer of rice in the world after China. It is grown on about one-fourth of the total cropped area and provides food to about half of the country’s population.
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Soil may be defined as the upper thin layer of earth’s crust, which serves as a natural medium for the growth of plants. Soil is formed by slow weathering of parent rocks under the combined effect of physical, chemical and biological factors. Soil differs from the parent material in the morphological, physical, chemical and biological […]