Question

necessity of crop variety of improvement of food production. how can we exhault of food production

Answer 1

necessity of crop variety are of 3 types

crop variety production
crop variety improvement
crop variety protection

Answer 2

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Crop Variety Improvement➫ The development of plants with better agronomic & disease resistant characters to increase the yeild per acre.

❱ The different strains should be able to show maximum productivity under any diverse condition.

❱ It can be done either by hybridisation or by introducing a gene. 

➧ The crop variety improvement required because:-
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❱ It reduces the cost of crop production.

❱ It allows the farmers to grow multiple crops in a year.

❱ It increase the productivity of the crop.

❱ To improves quality in the crop production.

❱ To change in maturity duration.

❱ It helps in stabilising the crop production under different environmental conditions.

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