论文部分内容阅读
由于银鱼具有繁殖力强、生长迅速、适应性强、生活周期短、经济价值较高等优点,因此是一种优良的放流增殖鱼类。1995年3月,农业部、水利部共同发出关于加速推广银鱼移植增殖技术的通知,肯定了移植增殖银鱼是一种节粮型、节地型和节能型的高效渔业,对发展农村经济和水利经济、提高衣民收入有重要的现实意义。这也促进了银鱼移植工作的发展,银鱼移植从长江流域的西南部发展到
Because of the strong reproduction of silverfish, rapid growth, adaptability, short life cycle, high economic value, etc. Therefore, it is an excellent discharge and proliferation of fish. In March 1995, the Ministry of Agriculture and the Ministry of Water Resources jointly issued a circular on accelerating the proliferation of silverfish transplantation and affirmed that transplanting silverfish is a cost-saving, land-saving and energy-efficient fishery. It is of great importance to the development of rural economy And water conservancy economy, improve the income of people have important practical significance. This also promoted the development of silverfish transplantation, the development of silverfish transplantation from the southwestern part of the Yangtze River valley to