Distribution:Hai'an and Tai county of Jiangsu province.
Population size:Approximately 95.000 sows in 1980.
Major characteristics:The head is short,with medium-sized and drooping ears,thin skin and sparse hair.The body and the legs are short.The belly large and drooping.The mouth of some individuals is white spotted,called “spotted nose".The coat color of the breed is black.Average weight of male adults is 156.4kg and females 141.4kg.The litter size is 10piglets in the first litter,12.1piglets in the second parity,and 13.5piglets in third and up-third parity.The daily gain in the fattening period is about 464g under better-feed condition.The average dressing percentage is 66.4%.The lean meat percentage is 40%.The eye muscle area is 22.3cm2. (, 下載次數: 1)