Question

what are the desirable traits for which improved varieties developed by cross-breeding programmes between indigenous and exotic breeds

Answer 1

Some of the desirable traits are :

1)good quality &large size of eggs

2) high resistance to disease

3) good quality and quantity of chicks

Answer 2

The required characters for the improvement of the varieties produced by the cross breeding between exotic and indigenous breeds are -

1. The organisms or the breed must be resistant to diseases.

2. The must have the ability to tolerate high temperatures as well as to tolerate the adverse conditions.

3. They must be reproductively healthy.

4. Also low level of requirement must be needed by them.