论文部分内容阅读
为了更好地培育亲鱼,控制野杂鱼类,提高亲鱼池的经济效益,我们于1992年5月—1993年5月在汩罗市水产良种场进行了亲鱼池套养鲶鱼的试验,取得了明显的效果。现将试验情况报告如下: 1.池塘条件:1号池1.7亩,2号池1.4亩,3号池2.5亩。常年水深1.5—1.6m,底质为壤土。水源来自附近的红旗水库,面积1000亩,水体含氧量高,野杂鱼类多,主要是(歺又鱼)条、鳑皱、麦穗鱼、黄颡鱼等。其中2、3号池为试验池,1号池为对照池。 2.亲鱼放养:1号池放草鱼15组,鲢鱼10组,鳙鱼1组,青鱼2尾,亩均
In order to better breed broodstock, control wild fish, and increase the economic benefits of broodstock, we conducted a trial of catfish catching fish in parent fish ponds in Miluo City, May 1992-May 1993 and obtained Obvious effect. The test report is as follows: 1. Pond conditions: 1.7 acres of Pool 1, 1.4 acres on the 2nd pool, 2.5 acres on the 3rd pool. Perennial water depth 1.5-1.6m, the bottom of the loam soil. Water from the nearby Hongqi Reservoir, an area of 1000 acres, high oxygen content of water, wild trash fish and more, mainly (歺 and fish), 鳑 wrinkles, ears of wheat, yellow catfish and so on. In which 2,3 pool for the test pool, pool 1 for the control pool. 2 broodstock stocking: grass carp 1 group 15 groups, 10 groups of silver carp, catfish group 1, 2 black herds, mu