...长江中下游 [gap=1099]ater resources management; water ecological management; evaluation index system; mid-lower reaches of Yangtze River ...
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Wheat scab is a serious disease in the South of China, especially in the mid lower reaches of the Yangtze River.
小麦赤霉病是中国南方麦区，尤其是长江中下游地区的一种严重病害。
And the precipitation is above normal in Southern China region especially in mid- and lower-reaches of the Yangtze River and South China, but belownormal in the North China.
我国南方地区降水偏多， 长江中下游和华南地区的降水偏多最为明显， 北方地区的降水略有减少；
The results showed that:the total lake surface area in the mid lower reaches of the Yangtze River reduced about 2544.
湖泊水域面积的减少是自然因素和人类活动综合作用的结果，围湖利用是湖泊水域面积减少的主要原因。
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