我们利用塑料大棚提温、保温对美国大口胭脂鱼进行提早培育,进行人工早繁试验,其催产时间比常温提前18天.产卵量提高0.2万粒/kg,受精率和孵化个分别提高10个百分点和12个百分点,经济效益显著。现报告如下:1材料与方法1.1 亲鱼来源1997年4月从湖北省水产研究所国外名优鱼类基地引进美国大口胭脂鱼水花8000尾,放入池塘逐级培育,1999年进行专塘亲鱼培育而得。1.2温室构造 We use plastic greenhouses to warm and warm the American bigmouth carp early breeding, artificial early propagation test, the time of ovulation 18 days earlier than normal temperature.Ovulation increased by 0.2 million / kg, fertilization and hatching increased by 10 Percentage points and 12 percentage points, significant economic benefits. The report is as follows: 1 Materials and methods 1.1 The origin of broodstock In 1997 April from the Hubei Provincial Institute of Fisheries foreign famous fish base to introduce the United States largemouth carp Aqua 8000, into the pond step by step, in 1999, the pond cultivation of broodstock derived . 1.2 Greenhouse structure