论文部分内容阅读
甲鱼,属高档水产品,是人们珍贵的营养、保健食品。它不仅是肉味鲜美的佳肴,而且具有较高的药用价值,还是我国传统的出口商品,换汇率高。在六十年代初期,我省甲鱼资源十分丰富,产量在300吨以上,由于各种原因,甲鱼的自然资源日益衰竭,物以稀为贵,目前市场上商品甲鱼昂贵。为了满足人们生活的需要,人工养殖甲鱼成为必然趋势。当今,世界上在人工养殖甲鱼方面,首先应推崇日本,早在1880年日本就有人工养殖甲鱼的记录,但在1970年以前,都是采用露天池塘养殖,在自然饲养条件下,把甲鱼养到700—800克的规格,需4—5年的时间。自1970年以后,日本利用温泉水或工厂余热水,打破甲鱼的冬眠期,在12—15个月内把甲鱼
Turtle, is a high-end aquatic products, is people’s precious nutrition, health food. It is not only delicious meat dishes, but also has high medicinal value, or our traditional export commodities, exchange rate is high. In the early 1960s, the province’s turtle resources are very rich, the output of 300 tons or more, due to various reasons, the natural resources of turtles increasingly depleted, scarcity of valuable goods on the market expensive commercial turtles. In order to meet the needs of people’s lives, artificial breeding turtle has become an inevitable trend. Today, in the world of artificial breeding of soft-shelled turtle, we should first of all be respected in Japan. As early as 1880, there was a record of artificial breeding of soft-shelled turtle in Japan. However, before 1970, open-air pond farming was used. Under natural breeding conditions, To 700-800 grams of specifications, take 4-5 years time. Since 1970, Japan has used hot spring water or factory waste water to break the dormant period of soft-shelled turtles. In 12-15 months, turtles