论文部分内容阅读
2002年我们在徐州市临黄渔场进行了湘云鲫乌仔当年育成成鱼试验,经过210天的养殖,湘云鲫平均规格450g,成活率75％,亩产540kg。 一、材料与方法 1、池塘条件 池塘面积10亩,池深3m,中间有一土堰,可把池塘分为3亩和7亩二部分,水位2m以上时淹没此堰。池塘配备投饵机,3千瓦叶轮增氧机各1台。配合清塘时亩施生石灰100kg化浆全塘泼洒进行消毒。
In 2002, we carried out the test of fish breeding in the fish of Abalone Tsai carp at Wuhuang of Xuzhou City. After 210 days of breeding, the average size of Carassius auratus was 450g, the survival rate was 75% and the yield per mu was 540kg. First, materials and methods 1, pond conditions Pond area of 10 acres, pool depth 3m, in the middle of a weir, the pond can be divided into 3 acres and 7 acres of two parts, when the water level more than 2m submerged this weir. Pond equipped with bait machine, 3 kilowatts of impeller aerator each one. Mushu with the lime when the 100kg lime slurry Tongquan sprinkle disinfection.