论文部分内容阅读
本文描述了2002年12月~2004年1月间在龙海破灶屿网箱养殖区开展的斜带髭鲷无公害养殖试验。根据国家已建立的养殖用水水质、养殖环境和产品无公害标准规定的项目,对养殖生产过程的水域环境和产品进行检测;在养殖生产过程中,以无公害为目标,改进生产工艺。结果表明,龙海破灶屿网箱养殖区养殖环境符合无公害标准;从2003年3月19日~12月15日,将平均体长5.9 cm/尾、平均体重4.0g/尾的鱼苗饲养至平均体长24.9 cm/尾、平均体重420.9g/尾的规格,养成成活率60.1%,使用湿性颗粒饲料的饵料系数为5.2;养成产品符合无公害标准。
This article describes the non-polluting aquaculture test of the wild snakehead snakehead beech from December 2002 to January 2004 in the cage culture area of Longchuan broken island. According to the state has established aquaculture water quality, aquaculture environment and product standards for pollution-free projects to aquaculture production of water environment and product testing; in the breeding process, to pollution-free as the goal, to improve the production process. The results showed that the aquaculture environment in the cage culture area of the broken sea chestnut farm in Longhai County met the pollution-free standard. From March 19 to December 15, 2003, fry with average body length of 5.9 cm / tail and average body weight of 4.0 g / To an average body length of 24.9 cm / tail, the average body weight of 420.9g / tail specifications, the survival rate of 60.1%, the use of wet feed particle bait coefficient of 5.2; developed products meet the pollution-free standards.