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Fig. 6 | BMC Veterinary Research

Fig. 6

From: Spatial analysis and temporal trends of porcine reproductive and respiratory syndrome in Denmark from 2007 to 2010 based on laboratory submission data

Fig. 6

Significant spatial clusters for PRRSV in Denmark. The figure represents significant clusters (p-value <0.05) of PRRSV type 1 and type 2 seropositive swine herds in Denmark biannually between 2007 and 2010 for a maximum spatial window size of 25 % of the population at risk. The orange and blue clusters represent the first and second 6-month period in each year, respectively

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