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yu xie hun yang shi yan
Author(s): 
Pages: 30-31
Year: Issue:  5
Journal: China Fisheries

Keyword:  鱼蟹混养河蟹成活率人工养殖资源衰退大规格鱼种大水面绍兴县蟹种蟹苗;
Abstract: <正> 因天然资源衰退,大水面放流蟹苗成活率不高,开展河蟹池塘人工养殖已提到各级水产部门议事日程,为此,我们于1988年在绍兴县新围乡渔场进行了鱼种与河蟹混养的试验。总面积12.5亩,经五个多月饲养,其收获鱼种3839公斤,河蟹402公斤。现将试验汇报如下: 一、材料与方法1.池塘条件: 我们选择泥池四只,面积最小的为1.5亩,最大的4亩;塘堤坡度1:3;池深1—2米。除一只1.5
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