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6 不同秸秆还田方式对土壤固碳效益和NGWP的影响
Table 6 Effects of different straw returning methods on soil carbon sequestration benefit and NGWP
年份
Year		 处理
Treatment		 DSOC
(kg/hm2)		 MCSP
(kg CO2
eq/hm2)		 GWP
(kg CO2
eq/hm2)		 减缓
效益
抵消率
RMO
(%)		 净全球
增温潜势
NGWP
(kg CO2
eq/hm2)
2023 CK 5282.66 ? ? ? ?
T1 6348.23 3905.00 4893.11 125.30 988.11
T2 5959.11 2478.67 4781.06 192.89 2302.39
T3 5973.30 2530.00 8303.91 328.14 5771.91
T4 6022.80 2713.33 8638.91 391.19 7901.03
2024 CK 5770.75 ? ? ? ?
T1 6523.60 2101.00 5514.55 262.97 3413.55
T2 6624.07 3131.33 4340.82 138.77 1209.49
T3 6682.32 3344.00 10 228.81 306.07 6884.81
T4 6873.91 4048.00 10 956.86 270.94 6908.86