天津沼泽湿地芦苇叶片的碳稳定同位素比值分布特征及其环境影响因素

陈清, 王义东, 郭长城, 王中良

Foliar stable carbon isotope ratios of Phragmites australis and the relevant environmental factors in marsh wetlands in Tianjin

CHEN Qing,WANG Yi-Dong,GUO Chang-Cheng,WANG Zhong-Liang

表3 8月份天津沼泽湿地芦苇叶片碳稳定同位素比值(δ13C)与底泥各环境因子的简单相关分析以及偏相关分析

Table 3 Simple and partial correlation analyses of foliar stable carbon isotope ratios (δ13C) of Phragmites australis and sediment characters in marsh wetlands in Tianjin in August

相对含水量 Relative soil moisture 盐度 Salinity 有效氮 Available N 总氮 Total N 速效磷 Available P 总磷 Total P 简单相关分析 r -0.719** 0.501 0.798*** 0.745*** 0.655** 0.643** Simple correlation Sig. 0.003 0.057 0.000 0.001 0.008 0.010 偏相关分析 r -0.599* -0.507 0.646* 0.626* 0.264 0.118 Partial correlation Sig. 0.030 0.077 0.017 0.022 0.383 0.700