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प्रश्न
Why are manures and fertilizers used in fields?
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उत्तर
Manures and fertilizers are used in fields to enrich the soil with the required nutrients. Manure helps enrich the soil with organic matter and nutrients, improving its fertility and structure. Fertilizers, on the other hand, ensure healthy plant growth and development. They are a good source of nitrogen, phosphorus and potassium. To get an optimum yield, a balanced combination of manures and fertilizers is instructed in the soil.
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संबंधित प्रश्न
Name three most important nutrients required for plant growth.
Compare the use of manures and fertilizers in maintaining soil fertility.
What are fertilizers ? Classify fertilizers.
Explain why a legume crop does not require nitrogenous fertilizers ?
How does excessive irrigation lead to soil salinity ?
Explain, how efficiency of irrigation can be increased.
Classify plant diseases depending upon their occurrence and transmission.
Explain various methods of weed control.
Discuss the various methods which are used to control plant diseases.
Explain the various preventive measures against insect pests.
