A positive report has been received after examination of avian influenza (H5N1) in 15 dead chickens in the village chest of Dhamthari block. In view of this, Collector and District Magistrate in charge Mayank Chaturvedi has declared the circumference of one kilometer of village chest as infected zone and one to 10 km surveillance zone. He has ordered all poultry birds in the infected zone to be killed. The District Magistrate has completely banned the purchase and sale of poultry products in the surveillance zone.