鲫鱼,是我国重要食用经济鱼类之一,经过历年择优选育,各地推行的品种除本地土鲫外,主要有东北鲫、彭泽鲫、高背鲫、异育银鲫、湘云鲫和丰产鲫等品种。这些品种不仅适应性强,而且是杂食性鱼类,在天然水域中主要摄食动植物与有机碎屑等,在人工养殖条件下也摄食投喂的精料。它们鱼体虽不大,然而其食量大,生命力强,生长快。而养殖条件要求不高,养殖技术也不难掌握,是能适宜不同类型养殖的优良品种之一。 Crucian carp is one of the important edible economic fishes in China. After years of selective breeding, the cultivars introduced in various places include crucian carp, Pengze crucian carp, dorsal carp, allogynogenetic crucian carp, High yield crucian carp and other varieties. These varieties are not only adaptable, but also omnivorous fish, which mainly feed on animals and plants and organic debris in natural waters, and feed the fed concentrate under artificial breeding conditions. Although their fish is not large, but its food intake, vitality and rapid growth. The requirements of farming conditions is not high, farming technology is not difficult to grasp, is suitable for different types of breeding one of the fine varieties.