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天津市北郊北河庄渔场从1988年开始从事四大家鱼和鲫鱼的养殖,经过多年摸索逐步形成了一套池塘培育鲫鱼鱼种高产养殖模式。1995年亩净产鲫鱼鱼种612公斤,亩获纯利润6807元。现将养殖情况介绍如下: 一池塘条件:面积3—5亩,水深1.5—2米,呈东西方向的长方形,不渗漏、水源无污染、排注水方便。放养前15天用生石灰清塘,亩用量75—100公斤,亩施发酵性畜粪400—500公斤。加水至1—1.5米。注水口用密网过滤防止野杂鱼及敌害生物混入。 投放鱼苗:选用从南方购买的异育银鲫夏花。5月初,亩放10000尾(1.5—1.8cm)的鲫鱼夏花。搭配2500尾/亩白鲢乌仔,并晚放15—20天。
Beihe Zhuang Fishery Farm, Beijiao Village, North Suburb of Tianjin City Since 1988, it has been engaged in the farming of four major domestic fish and carp. After years of exploration, a set of high-yield breeding patterns of breeding fish carp species has been gradually formed. In 1995 mu net production of carp species 612 kg, net profit of 6807 yuan per mu. Farming now introduced as follows: A pond conditions: an area of 3-5 acres, water depth 1.5-2 meters, showing the direction of the rectangle, no leakage, water pollution, convenient drainage water. 15 days before stocking clear lime with ponds, the amount of 75-100 kg of mu, fermented livestock manure M mu 400-500 kg. Add water to 1-1.5 meters. Water inlet with dense mesh filter to prevent wild fish and predatory organisms mixed. Put fish fry: choose from the South to buy allogynogeous crucian carp summer flower. Early May, mu put 10000 tail (1.5-1.8cm) carp summer flowers. With 2500 / Mu silver carp Aberdeen, and late for 15-20 days.