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China/Asia On Demand
Journal Articles
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su liao da peng pei yu you xie ji shu
Author(s): 
Pages: 20-21
Year: Issue:  3
Journal: Current Fisheries

Keyword:  塑料大棚培育池大眼幼体蟹苗质量育幼聚乙烯薄膜多种经营管理晴好天气幼蟹培育育苗成活率;
Abstract: 1培育池建造我市生产中均采用上池塑料大棚培育幼蟹,东西走向为多,长方形。培育池规格根据所用聚乙烯薄膜规格而定,池宽有5m和8m两种,面积50一200mz。培育池中间挖一条宽2m左右的深沟(可保持水深1m),两边较浅,池底形成一定坡度。彻底清除地底淤泥,铺少量黄沙,培育池两端设进出水管道,端口缚60目筛绢。池中间搭“跳”,纵贯两端,供人地投饵等管理工作之用。大棚呈拱形,竹木结构,大棚两端留门便于管理人员进出和通风透气,棚顶最高处离水面15m左右。3月底之前育苗,大棚顶必须覆盖双层聚乙烯薄膜,保温效果好;3月底之后,由于气温升高,趋于正常,大棚顶用单层聚乙烯膜覆盖即可。覆盖薄膜应选择在无风天气,整
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