Emerging Infectious Disease ISSN: 1080-6059

Bovine Spongiform Encephalopathy and Spatial Analysis of the Feed Industry

Mathilde Paul*, David Abrial*, Nathalie Jarrige†, Stéphane Rican‡, Myriam Garrido*, Didier Calavas†, and Christian Ducrot*

Author affiliations: *Institut National de la Recherche Agronomique (INRA), Saint Genès Champanelle, France; †Agence Française de Sécurité Sanitaire des Aliments (AFSSA), Lyon, France; ‡Université Nanterre Paris X, Paris, France

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Figure 2

Mapping of the proportion of factories using meat-and-bone meal for monogastric species (A), animal fat for cattle (B), and animal dicalcium phosphate for cattle (C) in the delivery areas. The legibility of the maps was improved by smoothing with a spatial interpolation of the exposure level in the delivery areas.

Figure 2. Mapping of the proportion of factories using meat-and-bone meal for monogastric species (A), animal fat for cattle (B), and animal dicalcium phosphate for cattle (C) in the delivery areas. The legibility of the maps was improved by smoothing with a spatial interpolation of the exposure level in the delivery areas.

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