^pKey;
Laboratory;
of;
Western;
China's;
Environmental;
Systems,;
Lanzhou;
University,;
Lanzhou;
730000,;
China;
^p&;
Arid;
Regions;
Environmental;
&;
Engineering;
Research;
Institute,;
Chinese;
Academy;
of;
Sciences,;
Lanzhou;
730000,;
China;
共和盆地; 青藏高原东北部; 水生植物; 碳酸盐含量; 碳同位素分析; 浅水湖泊; 夏季季风; 强度控制;