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随着人们生活水平的提高,对食品的营养、保健作用愈来愈重视。因此在2001年,国家对鱼用饲料作出了明确要求,并制定了严格的标准。为了能够尽快地推广无公害养殖,2001年,我们进行了无公害鲳鱼养殖,总结如下。1 养殖条件 养殖地点选择在郑州市金水区庙李乡琉璃寺村,池塘两个,面积各10亩,水深1.2米,底泥20厘米,地下水充足,无污染。2 鱼种放养 2001年3月10日每亩用130公斤生石灰干法清塘。清塘7天后,投放武昌鱼苗:1#池投放鲳鱼苗400公斤,规格30克/尾左右;2#池投放鲳鱼苗1000公斤,规格65克/尾左右。并于6月中旬在1#池投放青鱼夏花1万尾,鲫鱼夏花8000尾;2#池投放鲫鱼夏花6000尾。放苗时用3％的食盐水浸洗消毒10～20分钟。
With the improvement of people’s living standards, more attention is paid to the nutrition and health care functions of food. Therefore, in 2001, the state made clear requirements for fish feed and set strict standards. In order to promote pollution-free aquaculture as soon as possible, in 2001 we conducted pollution-free mackerel farming, summarized as follows. Breeding conditions Breeding site selection in Zhengzhou Jinshui Temple Li Liuli Temple Village, two ponds, an area of 10 acres and a depth of 1.2 meters, 20 cm of sediment, adequate groundwater, pollution-free. 2 fish species stocking March 10, 2001 with 130 kg per acre of dry lime dry pond. Qingtang 7 days after the release of Wuchang fry: 1 # pond put bream fry 400 kg, specifications 30 g / tail; 2 # pond put mandarin fish fry 1000 kg, size 65 g / tail or so. And in mid-June in 1 # pool put Irosa summer flowers 10,000, summer crucian carp 8,000; 2 # pool put crucian carp summer 6000. Fangmiao with 3% salt water disinfection 10 to 20 minutes.