The Cover. Chinese Tongcheng pigs. The Tongcheng breed is found in the Hubei Province and was selected as one of 19 national key conservative indigenous pig breeds in China in 2001. It is characterized by its coat color: two black ends and a wide white belt in the middle, with a small white spot on the head. See Yang et al., pp. 381-385. Photos taken and designed by K. Li, G. Zhang, J. Yang, and S. Yang.
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