Ships carrying refrigerated cargo containers of chicken from the U.S. to China are being diverted to ports in Hong Kong, South Korea, Taiwan and Vietnam due to the coronavirus (COVID-19) outbreak, according to a U.S. poultry export trade group. Chinese ports have run out of space for refrigerated containers, which must be plugged into electrical outlets once they are offloaded to keep frozen meat and other food products cold. 

The outbreak could reduce Chinese purchases of U.S....