Two chicken samples taken from Surat district of west India's Gujarat state have tested positivefor bird flu, NDTV reported Saturday.

The local government said all chickens in both the farms have been culled after the samples were taken on Feb. 13.

Surat neighbors Nandurbar district of west India's Maharashtra,where the first group of animal bird flu infection were reported on Feb. 18.

"The avian flu has been detected among some chickens from one poultry farm in Utchal taluka. It was confirmed by the Union government on two samples out of 13 that we had sent from the region...," said D K Rao, Gujarat Secretary for Cow Breeding and Protection.

Various preventive measures have already been taken to prevent spread of the disease among more birds or any human, he added.