黄河三角洲典型滨海盐沼湿地土壤CO2和CH4排放对水盐变化的响应
李雪1,3,4, 董杰3, 韩广轩1,2, 张奇奇1, 谢宝华1,2, 李培广1,2, 赵明亮1,2, 陈克龙4, 宋维民1,2,*(
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Response of soil CO2 and CH4 emissions to changes in moisture and salinity at a typical coastal salt marsh of Yellow River Delta
LI Xue1,3,4, DONG Jie3, HAN Guang-Xuan1,2, ZHANG Qi-Qi1, XIE Bao-Hua1,2, LI Pei-Guang1,2, ZHAO Ming-Liang1,2, CHEN Ke-Long4, SONG Wei-Min1,2,*()
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图3. 不同水盐处理下土壤CO2排放速率(A)、土壤CH4排放速率(B)、土壤CO2累积排放量(C)和土壤CH4累积排放量(D)的动态变化(平均值±标准误)。S1, 9 g·kg-1的土壤盐分; S2, 18 g·kg-1的土壤盐分; W1, 25%的土壤饱和含水量; W2, 50%的土壤饱和含水量; W3, 75%的土壤饱和含水量; W4, 100%的土壤饱和含水量。
Fig. 3. Dynamic changes of soil CO2 emission rate (A), soil CH4 emission rate (B), soil cumulative CO2 emission rate (C) and soil cumulative CH4 emission rate (D) under different soil moisture and salinity treatments (mean ± SE). S1, 9 g·kg-1 soil salinity; S2, 18 g·kg-1 soil salinity; W1, 25% soil saturation moisture content; W2, 50% soil saturation moisture content; W3, 75% soil saturation moisture content; W4, 100% soil saturation moisture content.
