Gas sampling and CO2 flux measurement

April 4, 2008

Foggy morning and sunny and windy afternoon

Collected gas samples and measured CO2 flux

LWB an LWBH site have been flooded recently.

A datalogger in LWB didn't work at all. Need to change to new one.

With Seth

Gas sampling and CO2 flux measurement

March 21, 2008

Still very cold and windy, oh lovely Iowa!

Collected gas samples and measured CO2 flux in LWB, LWBH, JWG, JWGH.

Downloaded soil temp/moisture/precipitation data in RCF, RCG, RWG, RWB.

With Jess

Gas sampling and CO2 flux measurement

March 7 and 10, 2008

Collected gas samples and measured CO2 flux in JWG, JWGH, LWB, LWBH.


With Seth

Groundwater sampling for dissolved N2O

March 5, 2008

Collected groundwater samples in the north and south of Ron Risdal farm.

With Jess

Gas sampling and CO2 flux measurement

Feb. 22, 2008

Collected gas samples and measured CO2 flux in JWG, JWGH, LWB, LWBH.


With Seth

Gas sampling and CO2 flux measurement

Feb. 08, 2008

Collected gas samples and measured CO2 flux at LWB, LWBH, JWG, JWGH.

Took a nap between samplings:)

with Seth

Groundwater sampling for dissolved N2O gas

Jan. 30, 2008

Groundwater sampling in north and south of Ron Risdal site

With Jess

Gas sampling and CO2 flux measurement

Jan. 25, 2008

Collected gas samples and measure CO2 flux LWB, LWBH, JWG, JWGH.

With Jess

Gas sampling and CO2 flux measurement

Jan. 10, 2008

Collected gas samples and measured CO2 flux in JWG, JWGH, LWB, and LWBH

With Seth

Gas sampling

December 31, 2007

Collected gas samples in RWG, RWB, RCG, and RCF.

With Leigh Ann