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प्रश्न
Cultivation practices and crop yield are related to environmental conditions. Explain.
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उत्तर
Cultivation practices and crops yield are related to environmental conditions. Various crops require different climatic conditions, temperatures and photoperiods, for their growth and completion of the life cycle. On the basis of seasonal variations, crops in India can be classified into three main groups :
- Rabi crop: It is a winter season crop grown from November to April.
- Kharif crop: It is a rainy season crop grown from June to October.
- Zaid crop: It is a summer season crop grown from April to June.
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संबंधित प्रश्न
Compare the use of manure and fertilizers in maintaining soil fertility.
Classify nutrients according to their sources.
How plants get nutrients ?
What is green manuring ? Give suitable examples for green manures.
Distinguish between mixed cropping and intercropping.
Write down disadvantages of crop rotation.
Why are leguminous crops desirable in crop rotation?
Explain various steps in hybridization of crop plants.
Give two examples each of
(a) Narrow leaved rabi season weed.
(b) Broad leaved kharif season weed.
What are crop's pests? Suggest preventive measures to control pests.
