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1952-2011年鄱阳湖枯水变化分析

闵骞 占腊生

湖泊科学2012,Vol.24Issue(5):675-678,4.
湖泊科学2012,Vol.24Issue(5):675-678,4.

1952-2011年鄱阳湖枯水变化分析

Characteristics of low-water level changes in Lake Poyang during 1952-2011

闵骞 1占腊生2

作者信息

  • 1. 江西省鄱阳湖水文局,九江332800
  • 2. 景德镇陶瓷学院,景德镇333001
  • 折叠

摘要

Abstract

Using the hydrology monitoring data in Lake Poyang area during 1952 ?011, the characteristics and variations of low-water level in Lake Poyang in recent 60 years were analyzed. Possible mechanisms for the variations of low-water level changes in Lake Poyang were discussed, i. e. influences from precipitation within the basin, inflows from the five rivers within the catchment, and from the middle and lower reaches of Yangtze River, and lake basin topography. The results showed that the low-water level status was aggravating in the last 11 years, especially in the last 5 years, since the inflows from the five rivers were decreased due to less precipitation in Lake Poyang Basin. Secondly, the control of low-water level in Lake Poyang by inflows from the middle and lower reaches of Yangtze River was strengthened during the past 10 years, especially the effects were enhanced after the operation of the Three-Gorge Dam.

关键词

枯水/原因/鄱阳湖

Key words

Low-water level/ reason/ Lake Poyang

引用本文复制引用

闵骞,占腊生..1952-2011年鄱阳湖枯水变化分析[J].湖泊科学,2012,24(5):675-678,4.

基金项目

国家自然科学基金项目(11073010)和江西省水利科研项目(KT201016)联合资助 (11073010)

湖泊科学

OA北大核心CSCDCSTPCD

1003-5427

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