罗氏沼虾自 1976年引进已达 24年之久，至 2000年全国育苗产量达 130多亿尾之多，养殖面积 50万亩有余，成虾年产量 10万吨左右，养殖遍及广东、广西、江苏、上海、浙江、福建等 16个省市之多。 1993年因对虾遭受灾害性病害，使罗氏沼虾获得空前良机，形成了 1993～ 1997年的发 Macrobrachium rosenbergii has been introduced for 24 years since its introduction in 1976. Until 2000, more than 13 billion seedlings have been raised in the country. There are more than 500,000 mu of aquaculture area. The annual output of adult shrimp is about 100,000 tons. Breeding is widespread in Guangdong, Guangxi, Jiangsu, Shanghai, Zhejiang, Fujian and other 16 provinces and municipalities as much. In 1993, the shrimp suffered from catastrophic diseases, making the Macrobrachium rosenbergii an unprecedented opportunity to form the hair from 1993 to 1997