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प्रश्न
Name three most important nutrients required for plant growth.
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उत्तर
The three most important nutrients required for plant growth are nitrogen, phosphorous, and potassium.
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संबंधित प्रश्न
What are macro-nutrients and why are they called macronutrients?
Classify nutrients according to their sources.
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How does chemical nature of the soil change due to continued use of chemical fertilizers ?
How does excessive irrigation lead to soil salinity ?
Write down disadvantages of crop rotation.
Define irrigation. Why is irrigation of crops essential? Mention the harmful effects of excessive irrigation.
Compare between mixed cropping and intercropping. Write down from advantage of both of these techniques.
Explain the various preventive measures against insect pests.
If there is low rainfall in a village throughout the year, what measures will you suggest to the farmers for better cropping?
