After a long stretch with no recorded cases, bird flu has recurred in several localities in Phu Tho and Quang Tri provinces.
Fresh outbreaks of bird flu were discovered among 1,500 chickens belonging to 12 households in Chinh Cong commune, Ha Hoa district, in the northern province of Phu Tho.
The Pho Tho provincial Veterinary Department has sterilised the affected areas and set up three checkpoints to prevent the further spread of the disease.
In the central province of Quang Tri, bird flu was detected in more than 2,200 ducks at two breeding farms in Hai Thien and Hai Lang communes in Gio Linh district.
The Quang Tri provincial Veterinary Department culled all the sick ducks and has taken urgent measures to combat an epidemic.