双季稻秸秆还田方式对土壤碳库和甲烷排放强度的影响

梁威, 李虎, 郑华斌, 王慰亲, 唐启源

Effects of Double Cropping Rice Straw Returning Method on Soil Organic Carbon Fixation and Methane Emission Intensity

Liang Wei, Li Hu, Zheng Huabin, Wang Weiqin, Tang Qiyuan

图3 不同秸秆还田方式对CH4累积排放量的影响 不同小写字母代表不同秸秆处理间差异显著（P < 0.05）。

Fig.3 Effects of different straw returning methods on CH4 cumulative emissions Different lowercase letters indicate significant differences among different straw treatments (P < 0.05).