Fight against bird flu

Quarantine officials cull ducks in Jiangmen of south China's Guangdong Province on June 17, 2008. An outbreak of bird flu in China's southern Guangdong Province is under control, the Ministry of Agriculture said on Tuesday. A total of 3,873 ducks died and another 17,127 ducks were culled. (Xinhua Photo)

Quarantine official sprays disinfectant to a vehicle in Jiangmen of south China's Guangdong Province, June 17, 2008. (Xinhua Photo)

A vendor walks past chickens at a poultry market in Hefei, Anhui province, June 18, 2008. With the world's biggest poultry population and hundreds of millions of farmers raising birds in their backyards, China is seen as crucial in the global fight against bird flu.(Xinhua/Reuters Photo)