Question

what are the desirable traits for which cross breeding is undertaken in poultry farming

Answer 1

Cross breeding (hybridisation) helps to develop improved poultry breeds.
The cross-breeding programmes between Indian (indigenous, for example, Aseel) and foreign (exotic, for example, Leghorn) breeds is done for the following desirable traits— 
(i) number and quality of chicks; 
(ii) summer adaptation capacity/tolerance to high temperature; 
(iii) low maintenance requirements.

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Answer 2

Answer:

Cross breeding (hybridisation) helps to develop improved poultry breeds.

The cross-breeding programmes between Indian (indigenous, for example, Aseel) and foreign (exotic, for example, Leghorn) breeds is done for the following desirable traits— 

(i) number and quality of chicks; 

(ii) summer adaptation capacity/tolerance to high temperature; 

(iii) low maintenance requirements.