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Position: Home > Articles > A method and apparatus of measurement of carbon dioxide flux from soil surface in situ Journal of Beijing Forestry University 2008,30 (2) 102-105

土壤二氧化碳通量原位测定方法及装置

作  者:
高程达;孙向阳;曹吉鑫;栾亚宁;郝虎东;李泽江;唐青云
关键词:
土壤表面;二氧化碳通量;原位测定;仪器装置
摘  要:
该文介绍了一种土壤二氧化碳通量原位测定的方法及装置。根据土壤圈与大气圈之间对流和扩散的原理,设计了一条土壤二氧化碳通量测定的技术路线和装置,并用于野外实地观测。该装置由箱体和气体分析仪两部分组成,用软管连通。该方法和装置可用于区域内、多地点、多样地(点)土壤表面二氧化碳通量的测定,具有便于携带、成本低、易操作,测定数据可靠、直接、快速等优点。
译  名:
A method and apparatus of measurement of carbon dioxide flux from soil surface in situ
作  者:
GAO Cheng-da~1;SUN Xiang-yang~1;CAO Ji-xin~1;LUAN Ya-ning~1;HAO Hu-dong~2;LI Ze-jiang~2;TANG Qing-yun~3.1 Key Laboratory of Soil and Water Conservation & Desertification Combating,Ministry of Education,Beijing Forestry University,100083,P.R.China;2 Inner Mongolia Agricultural University,Huhhot,010019,P.R.China;3 Beijing Huayun Analytical Instrument Institute,Beijing,100035,P.R.China.
关键词:
soil surface;carbon dioxide flux;measuring in situ;apparatus
摘  要:
The paper introduces a method of measuring technique and apparatus for carbon dioxide flux from known areas of soil surface in situ,which consists of tow parts.An infrared CO_2 gas analyzer is connected with a closed chamber by soft pipe.The method and apparatus are specifically designed to provide fast,convenient repeatable,portable survey measurement with adequate spatial and temporal sampling.

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