The equivalence of ferrous sulfate (FeSO₄ - 7H₂O) and gypsum for soil improvement depends on the nutrient content of the compounds. For improving soil, the amount of ferrous sulfate required to match the effect of 1 ton of gypsum is approximately 0.57 tons. This is due to the differences in their chemical composition and the way they affect soil properties like pH and fertility.
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120 Mins English English60 Questions60 Marks45 Mins English English30 Questions30 Marks27 Mins EnglishRADAR works in which of the following EMR bands?
GPS needs at least ___ signals from satellites for providing geographic location
Given below are two statements: Assertion (A): Green manuring is the practice of enriching soil by growing crops and ploughing them into the soil to improve physical properties and fertility. Reason (R): Dhaincha ( Sesbania spp.) is the most popular crop for green manuring and soil fertility enhancement.
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