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su liao da peng pei yu you xie ji shu
Author(s): YANG Yunlong, ZUO Jianlin
Pages: 20-
21
Year: 1998
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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