what are the factors for which variety improvement is done? or what are the need for higher crop yield?
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What are the factors for which variety improvement of crop is done? (a) Higher yield: It helps in the production of crop. (b) Biotic and abiotic resistance: Crop should be resistant to biotic factors like diseases, insects, pests and abiotic factor like-drought, salinity, heat, cold, frost and water logging.
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ExplanatiThe factors for which a variety of improvement is done are: (i) Higher yield: To increase the productivity of the crop per acre. (ii) Improved quality: The quality of crop products vary from crop to crop. E.g., protein quality is important in pulses, oil quality in oilseeds, preserving quality in fruits and vegetables.
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