What are indigenous poultry breeds? Mention any two bacterial and viral diseases each of poultry.

Explanation

There are twenty indigenous breeds of chicken in India. These are comparatively hardy varieties and are resistant to some poultry diseases. Some well-known breeds are Chittagong, Kadaknath, Nicobari, etc. Most of these are poor layers (i.e. egg producers), but some yet yield good meat. Poultry suffers from many diseases. The most common viral diseases of poultry are infectious bronchitis, avian influenza Bacterial diseases Infectious coryza, pullorum disease. Immune response involves response of body towards foreign agents.