论文部分内容阅读
甲鱼又称鳖,在动物学上属于脊椎动物门、爬行纲、无弓亚纲、龟鳖目、鳖科、鳖属,是一种名贵水产品。然而,由于甲鱼的自然栖息环境和生态环境的不断缩小和严重破坏,以及乱捕滥杀等原因,致使甲鱼资源日益减小,天然产量已远远不能满足市场的需要。因此,进行甲鱼的人工养殖已成为必然趋势。我国自七十年代以来,不少省市都进行了甲鱼的人工繁殖和养殖试验。在人工繁殖方面虽已取得了成功,但人工养殖却进展缓慢。究其原因主要是饲料没有得到
Turtle, also known as turtle, in zoology belongs to the vertebrate door, reptile, no bow subclass, turtle turtle head, soft-shelled turtle family, is a valuable aquatic products. However, as turtle natural habitats and ecological environment continues to shrink and severely damaged, as well as indiscriminate killing and other causes, resulting in the reduction of turtle resources, natural production has been far can not meet the needs of the market. Therefore, artificial breeding of turtle has become an inevitable trend. Since the seventies of our country, many provinces and cities have carried out artificial breeding and breeding trials of turtle. Despite the successes in artificial reproduction, artificial breeding has been slow. The main reason is the feed did not get