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双氰胺和3,4-二甲基吡唑磷酸盐对蔬菜种植土壤氨氧化细菌和古菌的影响

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成果类型:
期刊论文
论文标题(英文):
Impact of Dicyandiamide (DCD) and 3,4-Dimethylpyrazole Phosphate (DMPP) on Ammonia-oxidizing Bacteria and Archaea in a Vegetable Planting Soil
作者:
郭俊丽;刘毅;魏文学;葛体达;王光军
通讯作者:
Wang, Guang-Jun(wanggj652@163.com)
作者机构:
[郭俊丽; 王光军] College of Life Science and Technology, Central South University of Forestry and Technology, Changsha
410004, China
[刘毅; 魏文学; 葛体达] Key Laboratory of Agro-ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha
410125, China
[郭俊丽] 410004, China<&wdkj&>Key Laboratory of Agro-ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha
通讯机构:
College of Life Science and Technology, Central South University of Forestry and Technology, Changsha, China
语种:
中文
关键词:
双氰胺(DCD);3,4-二甲基吡唑磷酸盐(DMPP);蔬菜种植土壤;氨氧化细菌;氨氧化古菌
关键词(英文):
Ammonia;Efficiency;Metabolism;Nitrification;Nitrogen fertilizers;Polymerase chain reaction;Soils;Urea;Vegetables;3,4-dimethylpyrazole phosphate (DMPP);Ammonia oxidizing bacteria;Ammonia-oxidizing archaea;Dicyandiamide;Planting soils;Bacteria;3,4-dimethylpyrazole phosphate;ammonia;dicyandiamido;guanidine derivative;phosphate;pyrazole derivative;archaeon;bacterium;microbiology;nitrification;oxidation reduction reaction;phylogeny;soil;vegetable;Ammonia;Archaea;Bacteria;Guanidines;Nitrification;Oxidation-Reduction;Phosphates;Phylogeny;Pyrazoles;Soil;Soil Microbiology;Vegetables
期刊:
环境科学
ISSN:
0250-3301
年:
2019
卷:
40
期:
11
页码:
5142-5150
基金类别:
XDB15020200:中国科学院战略性先导科技专项 41771300:国家自然科学基金 41301274:国家自然科学基金
机构署名:
本校为第一且通讯机构
院系归属:
生命科学与技术学院
摘要:
硝化抑制剂双氰胺(DCD)和3,4-二甲基吡唑磷酸盐(DMPP)在抑制农业土壤硝化作用和提高氮肥利用率等方面效果显著,为了探讨它们对蔬菜种植土壤氨氧化细菌(AOB)和古菌(AOA)的作用机制,选取40 a以上蔬菜种植土壤,在施加尿素(CK)基础上,分别添加DCD和DMPP进行室内培养,系统监测了土壤中NH_4~+ -N、NO_3~- -N和硝化势的变化,同时运用荧光定量PCR和高通量测序等技术揭示了AOB和AOA种群丰度和多样性的演替规律.结果表明,相比CK处理,DCD处理和DMPP处理的NH_4~+ -N含量升高了213%和675%; NO_3~- -N含量降低了13.3%和37.2%;硝化势降低了20.4%和82.4%;同时,AOB丰度降低了51.2%和56.5%; AOA丰度降低了6.0%和27...
摘要(英文):
Nitrification inhibitors (NIs) dicyandiamide (DCD) and 3,4-dimethylpyrazole phosphate (DMPP) showed significant effects in the inhibition of nitrification and the improvement of the utilization efficiency of nitrogen fertilizer in agricultural soils. However, the effects of different NIs on ammonia-oxidizing bacteria (AOB) and archaea (AOA) is still unclear. To verify the inhibitory effect of DCD and DMPP on AOB and AOA, a pot experiment was performed, including Urea, Urea+DCD, and Urea+DMPP treatments. The dynamics of NH4 +-N and NO3 --N and n...

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