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长江中游四大家鱼仔鱼营养状况的初步研究
Authors
宋昭彬
曹文宣
Publication date
1 January 2001
Publisher
Abstract
通过形态观察,食性分析及消化系统组织学检测,对长江中游四大家鱼仔鱼的营养状况进行了初步评价,仔鱼具有匀称,消瘦和很消瘦三种体型,空肠率较高,草鱼,鲢,青鱼和鳙分别为45.16%-72.13%,30%-40.01%,31.25%-67.65%和87.50%,依据肝胰脏的肠和组织学特征,可以将天然仔鱼的营养水平划分为很好,较好的饥饿三种,1998年采自九江江段的样本中,遭受饥饿的草鱼,鲢,青鱼和鳙分别为40%,48.15%,46.15%和60%
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:342005/42489
Last time updated on 23/01/2021