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

表3 不同秸秆还田方式下CH4累积排放量的方差分析

Table 3 Variance analysis of CH4 cumulative emissions under different straw returning methods

变异来源 Source of variation CH4累积排放量CH4 cumulative emissions 早稻Early rice 晚稻Late rice 周年Anniversary 处理Treatment (T) ** ** ** 年份Year (Y) ** ns ns T×Y ** ns ns