论文部分内容阅读
我县鱼种场位于青戈江畔,常年以常规鱼苗鱼种培育为主要生产形式,由于水温较低、水质清瘦、池塘土质为沙壤土,渗漏严重,水质不易培肥,鱼种培育效益不高,生产经营陷入困境。近年,我们根据草鱼市场行情看好、本地青饲料资源丰富和草鱼对水质要求的特点,将鱼种池改造,主养草鱼,取
My county fish farm is located in the Qingge River, perennial conventional fish breeding as the main production form, due to the lower water temperature, water quality and thin, pond soil is sandy loam, serious leakage, water quality is not easy to fertilize, cultivate the benefits of species is not High, production and operation in trouble. In recent years, we are optimistic about the grass carp market conditions, the local green feed resources and grass carp on the characteristics of water quality requirements, the transformation of fish species, the main grass carp, take