国外养鱼发展现状目前，在世界范围内对商品鱼的养殖已引起各渔业国的普遍重视。增加养鱼产量主要有三个途径：扩大养殖面积、采取强化措施以及应用工厂化养鱼技术。国外的地塘养鱼生产，十分重视获得足够数量的高质鱼种。为改善育苗的方法，欧洲一些国家已采用工厂化育苗... The Current Situation of Overseas Fish Farming At present, the worldwide cultivation of commercial fish has drawn universal attention from fishery countries. There are three main ways to increase fish production: expanding farmed areas, adopting intensified measures and applying factory-built fish farming techniques. Di pond fish production abroad, attaches great importance to obtain a sufficient number of high-quality fish species. In order to improve the seedling breeding methods, some European countries have adopted industrialized nursery ...