一、前景河蟹(绒螯蟹)是我国传统名贵淡水食用蟹类。其肉质鲜美、营养丰富,深受广大消费者喜爱。70年代安徽、江苏两省率先开展人工育苗和养殖并取得成功。经过20多年的发展,江苏、安徽、浙江、辽宁、湖南等省相继成为养蟹大省。如辽宁省其育苗 First, the prospects Crab (mitten crab) is China’s traditional freshwater crab consumption. Its delicious meat, nutritious, loved by the vast number of consumers. In the 1970s, Anhui and Jiangsu provinces pioneered artificial breeding and breeding and achieved success. After more than 20 years of development, Jiangsu, Anhui, Zhejiang, Liaoning and Hunan provinces have successively become major crab-eating provinces. Such as Liaoning Province nursery