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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
What are macro-nutrients and why are they called macronutrients?
Compare the use of manure and fertilizers in maintaining soil fertility.
Classify nutrients according to their sources.
What are advantages of using manure ?
Give two limitations of using manure.
Explain various methods of fertilizer application
Explain, how efficiency of irrigation can be increased.
Give two examples each of
(a) Narrow leaved rabi season weed.
(b) Broad leaved kharif season weed.
What is the advantage of using insect resistant varieties?
Distinguish between fertilizer and manure. Give suitable examples. What are advantages and disadvantages of using fertilizer?
