A breeder covers his face as he sits behind his chickens, which according to the breeder are not infected with the H7N9 virus, in Yuxin township, Zhejiang province, in this April 11, 2013 file photo. China, the world's fourth-largest soy producer and biggest buyer, expects record bean imports in May-July even as a latest bird flu outbreak cuts demand for the feed crop, pressuring crush margins and potentially triggering cargo cancellations. REUTERS/William Hong/Files (CHINA - Tags: AGRICULTURE ANIMALS BUSINESS ENVIRONMENT HEALTH)

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