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7月10日以来,江苏省盐城市盐都区大纵湖近600多hm2湖泊网围养蟹区,洪灾后发生大面积死蟹,一般匡口每hm2死蟹75 kg-150 kg,高的达225 kg以上,累计死蟹近10万kg,蟹农损失惨重。导致河蟹大面积大量死亡的主要原因:一是水位
Since July 10, nearly 600 Hm2 lakes have been established in Dazhuang Lake, Yancheng District, Yancheng City, Jiangsu Province, and crabs have been caged around the lake. After the floods, a large area of dead crabs were found, with 75 kg-150 kg of dead crab per hm2 Up to 225 kg or more, a total of nearly 10 million kg of dead crabs, crab farmers suffered heavy losses. Lead to large areas of crabs large number of deaths of the main reasons: First, the water level