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प्रश्न
Explain why a legume crop does not require nitrogenous fertilizers ?
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उत्तर
Legume crop does not require nitrogenous fertilisers because Rhizobium, a bio-fertiliser, lives in symbiotic association with the roots of leguminous plants. It fixes the atmospheric nitrogen and makes it available to the crop plants. Hence, the nitrogen requirement of the plant is fulfilled.
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संबंधित प्रश्न
Explain various methods of fertilizer application
Give a short account of biofertilizers.
Explain advantages of irrigation.
Explain the advantages and disadvantages of mixed cropping.
Write down disadvantages of crop rotation.
Mention three different ways in which insect pests can attack the crop plant.
Explain various methods of weed control.
What are crop's pests? Suggest preventive measures to control pests.
Compare between mixed cropping and intercropping. Write down from advantage of both of these techniques.
Differentiate between the following
Mixed cropping and Intercropping
