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DOI10.1016/j.bse.2021.104289
Global analysis of nitrification inhibitors on grasslands nitrous oxide emission rates
Li, Wei; Wang, Yunying; Xu, Qingmin; Cao, Guangmin; Guo, Xiaowei; Zhou, Huakun; Du, Yangong
通讯作者Du, YO (通讯作者),Chinese Acad Sci, Northwest Inst Plateau Biol, Qinghai Prov Key Lab Restorat Ecol Cold Reg, Xining 810008, Peoples R China.
发表日期2021
ISSN0305-1978
EISSN1873-2925
卷号97
英文摘要Field studies have tested the effectiveness of nitrification inhibitors in reducing grassland soil nitrous oxide (N2O) emissions. However, the magnitude of the effects on N2O emission rates across global grasslands remains unclear owing to its spatial heterogeneity. In this study, we synthesized 40 datasets from 23 published studies. The metaanalysis revealed that effect size of nitrification inhibitors was -0.59 +/- 0.07 (95% confidence interval: -0.73 to -0.46). The mitigation effect on global grassland N2O emission rates was approximately 44.56%. Meanwhile, dicyandiamide (DCD) and 3,4-dimethylpyrazole phosphate (DMPP) decreased grassland N2O emission rates by 48.31% and 32.97%, respectively (P < 0.05). The mixed effects models indicated that total nitrogen, soil bulk and air temperature were the main controlling factors, which explained 42.79%, 40.70%, and 18.59% of the variation in effect size, respectively. Considering global warming, there is considerable potential benefit from mitigating grassland N2O emissions through the application of DCD and DMPP.
关键词3,4-DIMETHYLPYRAZOLE PHOSPHATE DMPPN2O EMISSIONSCATTLE URINESOILNITRATEQUANTIFICATIONDICYANDIAMIDESLURRYDUNGDCD
英文关键词Nitrification inhibitors; Effect size; Dicyandiamide; Meta-analysis; Grassland; 3; 4-Dimethylpyrazole phosphate
语种英语
WOS研究方向Biochemistry & Molecular Biology ; Environmental Sciences & Ecology ; Evolutionary Biology
WOS类目Biochemistry & Molecular Biology ; Ecology ; Evolutionary Biology
WOS记录号WOS:000677436100017
来源期刊BIOCHEMICAL SYSTEMATICS AND ECOLOGY
来源机构中国科学院西北生态环境资源研究院
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/253708
作者单位[Li, Wei] Tianjin Ecoenvironm Monitoring Ctr, Tianjin 300000, Peoples R China; [Wang, Yunying; Cao, Guangmin; Guo, Xiaowei; Zhou, Huakun; Du, Yangong] Chinese Acad Sci, Northwest Inst Plateau Biol, Qinghai Prov Key Lab Restorat Ecol Cold Reg, Xining 810008, Peoples R China; [Xu, Qingmin] Qinghai Ecol & Environm Monitor Ctr, Xining 810007, Peoples R China
推荐引用方式
GB/T 7714
Li, Wei,Wang, Yunying,Xu, Qingmin,et al. Global analysis of nitrification inhibitors on grasslands nitrous oxide emission rates[J]. 中国科学院西北生态环境资源研究院,2021,97.
APA Li, Wei.,Wang, Yunying.,Xu, Qingmin.,Cao, Guangmin.,Guo, Xiaowei.,...&Du, Yangong.(2021).Global analysis of nitrification inhibitors on grasslands nitrous oxide emission rates.BIOCHEMICAL SYSTEMATICS AND ECOLOGY,97.
MLA Li, Wei,et al."Global analysis of nitrification inhibitors on grasslands nitrous oxide emission rates".BIOCHEMICAL SYSTEMATICS AND ECOLOGY 97(2021).
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