Emerging Infectious Disease ISSN: 1080-6059

Free-grazing Ducks and Highly Pathogenic Avian Influenza, Thailand

Marius Gilbert*

, Prasit Chaitaweesub†, Tippawon Parakamawongsa†, Sith Premashthira†, Thanawat Tiensin†‡, Wantanee Kalpravidh§, Hans Wagner§, and Jan Slingenbergh§¶

Author affiliations: *Université Libre de Bruxelles, Brussels, Belgium; †Department of Livestock Development, Bangkok, Thailand; ‡Utrecht University, Utrecht, the Netherlands; §Food and Agriculture Organization, Bangkok, Thailand; ¶Food and Agriculture Organization, Rome, Italy

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Figure A2

nverted spatial correlograms of highly pathogenic avian influenza presence or absence in Thailand. A) all outbreaks; B) outbreaks in chickens; C), outbreaks in ducks; D) all outbreaks in Suphanburi Province; E) outbreaks in chickens in Suphanburi Province; F) outbreaks in Suphanburi Province in ducks.

Figure A2. nverted spatial correlograms of highly pathogenic avian influenza presence or absence in Thailand. A) all outbreaks; B) outbreaks in chickens; C), outbreaks in ducks; D) all outbreaks in Suphanburi Province; E) outbreaks in chickens in Suphanburi Province; F) outbreaks in Suphanburi Province in ducks.

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