长尾红草金鱼俗称红草,属于温带淡水观赏鱼,在中原地区常温下能够自然越冬。该鱼具有色彩艳丽、抗病力强、食性广、饲养简便、适应性强等优点,深受观赏鱼爱好者喜爱。2012年开封市利用黄河滩区普通鲤鱼养殖池塘进行红草养殖,取得较好的经济效益,现将养殖模式及养殖情况介绍如下:1材料与方法1.1试验鱼池试验鱼池为开封市黄河滩区鲤鱼养殖普通池塘。北紧邻黄河,池塘面积6670m2,池深1.5m,池底是沙底,无大量的淤泥,鱼池东西向,进排水方便;缺点是池塘渗水严重。1.2水源条件 Redtail grass goldfish, commonly known as red grass, is a freshwater ornamental fish in temperate, natural environment in the Central Plains at winter. The fish has colorful, strong resistance, wide feeding, easy feeding, adaptability and other advantages, favored by the ornamental fish lovers. Kaifeng City, the Yellow River beach area in 2012 common carp breeding ponds for breeding of red grass, and achieved good economic benefits, farming patterns and farming are now introduced as follows: 1 Materials and methods 1.1 Test fish pond test The fish pond Kaifeng Yellow River beach area carp Breeding ordinary pond. North close to the Yellow River, the pond area of ​​6670m2, pool depth of 1.5m, the bottom is the bottom of the sand, there is no large amount of sludge, fish pond east-west, easy access to drainage; disadvantage is serious pond water seepage. 1.2 water conditions