N2O emission fluxes before and after reclamation of Calamagrostis angustifolia wetland in Sanjiang Plain were observed in situ with static-chamber and GC methods.

• 利用静态箱-气相色谱法对三江平原小叶章湿地开垦前后N2O的排放通量进行了原位测定,分析了N2O通量特征及其与温度、水分等环境因子的关系。