Fig. 2
Geographical spread of 144 pig herds surveyed for African swine fever (ASF) seropositivity in southwest Nigeria in 2013. Random distribution of the pig herds is shown
Fig. 2 | BMC Veterinary Research
Geographical spread of 144 pig herds surveyed for African swine fever (ASF) seropositivity in southwest Nigeria in 2013. Random distribution of the pig herds is shown