DHAKA, Jan. 30 (Xinhua) -- Bangladesh detected new bird flu cases Wednesday in the country's southwestern Khulna city, about 140 km southwest of capital Dhaka, putting the number of affected districts to 30 out of all 64 districts.
Khulna livestock department office confirmed the bird flu cases after receiving laboratory test report from Dhaka Wednesday morning, private news agency UNB reported.
Fourteen chickens died in the house of a city dweller last week. District livestock officials collected samples of some dead chickens from the house and sent them to Dhaka for laboratory test.
After receiving the test report, the livestock office immediately sprayed disinfectant in and around two-km areas of the house as early precautionary measures.
District livestock officer M Obaidur Rahman said that they are taking different precautionary measures to prevent the outbreak of bird flu in the district.
According to the Health Ministry, till Jan. 27, bird flu has affected some 326,844 chickens in 29 districts. With fresh detection report, the number of affected districts rose to 30.