论文部分内容阅读
一、池塘条件1、池塘面积5—10亩,长方形,东西向,长宽比2.5—3∶1,堤埂坚实不漏水,水深1.5—2米为宜,池底有机淤泥层不超过20厘米,池四周要有4—5米宽的浅水滩。2、要有充足的水源,水质清新无污染,进排水分开,排灌通畅,高产池每3—5亩配增氧机1台。二、放养前的准备工作1、清整池塘。干塘后进行整修堵漏堤埂,挖去过多的淤泥.放养前10天左右摊干池水,每亩用75kg 生石灰或5—10kg 漂白粉消毒,青苔和湖淀(臭绿莎)多的池塘每亩可用0.5kg 硫酸铜溶水泼
First, the pond conditions 1, 5-10 acres of pond area, rectangular, east-west, aspect ratio of 2.5-3: 1, embankment firm watertight, water depth of 1.5-2 meters is appropriate, the bottom of the organic sludge layer does not exceed 20 cm There should be 4-5 meters wide shallow water beach around the pool. 2, to have adequate water, fresh water pollution, water intake and drainage, irrigation and drainage patency, high-yielding pond with 3-5 acres per machine with 1 Taiwan. Second, stocking before the preparation 1, cleaning the pond. Dry pond after renovation plugging embankment, dredging too much mud.Free 10 days before stocking dry pool water, per acre with 75kg quicklime or 5-10kg bleach disinfection, moss and lake (green stink) more ponds Available 0.5kg per mu of copper sulfate water splash