Special Report: World Tackles A/H1N1 Flu >>
Another Southwestern province Dong Thap of Vietnam was confirmed of being hit by the bird flu, said are port of the Vietnam's Department of Animal Health under the Ministry of Agriculture and Rural Development on Thursday.
The bird flu broke out in a local farm on May 10, killing 49 out of a flock of 142 ducks, said the report.
Local animal health authorities had been implementing measures to curb the spread of the bird flu virus to nearby areas.
Currently, Vietnam reported three provinces hit by avian flu including two central provinces of Thanh Hoa and Quang Ngai and a newly-confirmed Mekong Delta province of Dong Thap, said the department.
Vietnam has reported five human cases of bird flu so far this year, four of them died.