This paper elaborates the distribution and scale of spawning grounds and the reproductive conditions of Coreius heterodon in Yichang Section after damming by Gezhouba water conservancy pivot.
本文阐述了葛洲坝水利枢纽工程截流后，宜昌江段铜鱼产卵场的分布和规模及其繁殖条件。
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Age groups were divided according to the frequency distribution characteristics of body weight and the developmental and reproductive status.