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高体型导育银鲫(简称高鲫)是国家“七五”科技攻关项目和农业部“八五”重点推广项目。我市自1989年6月引进中试,1991年开始大面积推广养殖以来,一直深受广大养殖户的欢迎,近年每年生产出700多万尾鱼苗仍供不应求。实践证明,高鲫体型好、肉质鲜嫩、生长迅速,比本地鲫快长4—6倍,常规鱼塘每亩混养200—300尾,当年可长至300—500克,目前市场价格可达12—18元/公斤,经济效益十分显著。但是也有少
High-size guide silver crucian carp (referred to as high crucian carp) is a national “75 ” scientific and technological projects and the Ministry of Agriculture “85 ” key promotion project. Since the city introduced pilot test in June 1989 and started to popularize in large area in 1991, it has been well received by farmers. In recent years, more than 7 million fry have been produced each year in short supply. Practice has proved that high carp good body shape, fresh meat, rapid growth, 4-6 times faster than the local crucian carp, conventional polyculture 200-300 acres per fish tail, then up to 300-500 grams, the current market price up 12-18 yuan / kg, the economic efficiency is very significant. But there are also fewer