【求助】一篇英文文献

abstract #B23D-1578 无全文
http://www.agu.org/cgi-bin/SFgate/SFgate?language=English&verbose=0&listenv=table&application=fm07&convert=&converthl=&refinequery=&formintern=&formextern=&transquery=%23b23d-1578&_lines=&multiple=0&descriptor=%2fdata%2fepubs%2fwais%2findexes%2ffm07%2ffm07%7c619%7c5687%7cFeedback%20of%20Ambient%20Air%20CO%3csub%3e2%3c%2fsub%3e%20Concentration%20on%20Soil%20CO%3csub%3e2%3c%2fsub%3e%20Efflux%7cHTML%7clocalhost:0%7c%2fdata%2fepubs%2fwais%2findexes%2ffm07%2ffm07%7c7015101%207020788%20%2fdata2%2fepubs%2fwais%2fdata%2ffm07%2ffm07.txt
http://www.agu.org/meetings/fm07/fm07-sessions/fm07_B23D.html
http://www.agu.org/meetings/fm07/waisfm07.html