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em sheng wu jun ji qi zai yu si liao zhong de ying yong
Author(s): 
Pages: 29-32
Year: Issue:  3
Journal: Tianjin Fisheries

Keyword:  GetLinkList(KeywordFilter('生物菌:4991鲤鱼饲料:4486饵料添加剂:3428有益微生物:3195制作方法:3024光合细菌:2709病害发生:2183养殖户:1982养殖水:1979水产养殖:1969')'kw''CJFQ');
Abstract: <正> 天津市宝坻县目前已有44000亩养殖水面,养殖产量已达2万吨,品种上主要以吃食性的鲤鱼、鲫鱼为主。从生产上看,以鲤鱼为例,其饵料系数一般为2左右,生产1kg 鱼,仅饵料成本就需4元,加上池塘承包费、水电费、鱼病防治费等,每公斤鱼成本起码在5元左右,近年来水产养殖病害发生频繁,水产品价格持续走低,渔业效益下滑严重,有的养殖户有时连
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