辽宁省1989年50余万亩养虾面积,有80％以上亏损或严重亏损,其它省市养虾业也走入低谷,陷入困境。如再不采取积极有效措施,全国几百万亩虾场将被迫转产或荒废,国家银行几十亿贷款将无力偿还。为此,必须提倡海水生态增产 Liaoning Province in 1989 more than 50 acres of shrimp area, more than 80% of the loss or serious loss, other provinces and shrimp industry also bottomed, in trouble. If we do not take positive and effective measures, millions of mu shrimp farms in the country will be forced to switch to production or abandoned, and billions of National Bank loans will be unable to repay. To this end, we must promote marine eco-production