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MP Board · Class 9 · Science · Improvement in Food ResourcesWhat is Crop Rotation? How does it help in natural soil fertility restoration?

Step-by-Step Solution

Crop rotation is the practice of growing different types of crops sequentially on the same land in a pre-planned order. For instance, growing a nitrogen-fixing legume crop like peas or pulses after a heavy nutrient-consuming cereal crop like wheat. This practice prevents the depletion of specific soil nutrients, breaks pest and disease life cycles, and naturally restores soil fertility through biological nitrogen fixation.

💡 Study Guide: This question tests core syllabus concepts from Improvement in Food Resources. For formulas, key summaries, and mock exam reference guides, read the full Improvement in Food Resources Revision Notes.
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