Sustainable technologies to improve soil fertility and physical condition:
Correct answer: D. All of the aboveCrops & Seed
- A. Balance use of NPK fertilizers according to the need of crops.
- B. Following proper crop rotation (shallow rooted and deep root crops) in the cropping session.
- C. Regular use of FYM, Composts, acidic mulches, Green manures and Organic fertilizers to increase OM content of Soil.
- D. All of the aboveCrops & Seed
Explanation
Balanced fertilizers supply crop nutrients, rotation diversifies rooting patterns, and FYM, composts, green manures and other organic inputs increase soil organic matter. Together these practices improve both fertility and physical condition, making all the listed measures appropriate.
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