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1 8月份天津3块沼泽湿地0-25 cm底泥基本性状(平均值±标准误差)

Table 1 Sediment basic properties in 0-25 cm soil layers in three marsh wetlands in Tianjin in August (mean ± SE)

	七里海 Qilihai	北大港 Beidagang	大黄堡 Dahuangpu
pH值 pH value	8.79 ± 0.06^a	8.91 ± 0.03^a	8.55 ± 0.04^b
盐度 Salinity (g·kg^-1)	6.36 ± 0.38^a	4.24 ± 0.06^b	2.76 ± 0.17^c
电导率 Electrical conductivity (ms·cm^-1)	2.38 ± 0.14^a	1.59 ± 0.02^b	1.02 ± 0.07^c
相对含水量 Relative soil moisture (%)	69.90 ± 2.25^b	100.00 ± 0.00^a	100.00 ± 0.00^a