More than 2.5 million pigs have been slaughtered in captivity in an attempt to halt the spread of African swine fever . Farms in 58 of the country ’s 63 countries have been affected by the outbreak , with officials warning that the virus is also highly likely to reach the areas that have so far avoided contamination . Vietnam is yet to classify the outbreak as a national disease despite a request to do so from the United Nations Food and Agriculture Organization . Pork makes up nearly 10 % of Vietnamese pork by volume .
More than 2.5 million pigs have been slaughtered in Vietnam in an attempt to halt the spread of African swine fever. Farms in 58 of the country’s 63 provinces have been affected by the outbreak, with officials warning that the virus is also highly likely to reach the areas that have so far avoided contamination. Vietnam is yet to classify the outbreak as a national emergency despite a recommendation to do so from the United Nations Food and Agriculture Organization. Pork makes up nearly 10% of Vietnamese agriculture by value.