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Field Notes

<--2013-06-27 13:30:00 | 2013-07-16 12:00:00-->
Other sites visited today: Sherman Island | Mayberry | Twitchell Rice | West Pond | Twitchell Alfalfa

DWR Corn: 2013-07-10 14:30:00 (DOY 191)
Author: Joe Verfaillie
Others: Laurie, Yanel, Cristina

Summary: Drive the long way around, new card did not format reused old card, washed solar panels

DWR-Corn (construction)
2013-07-10

I arrived about 14:30 with Laurie, Yanel and Cristina. It was clear and hot with a strong breeze from the north northwest. The construction is progressing with many berms visible but still cut by ditches. We tried to approach the site from the north past the alfalfa fields but there is no longer a path that way. We drive down along the levee to the south to get there.

The LI7500 read: 15.63mmol/m3 CO2, 435mmol/m3 H2O, 100.97kPa, 34.62C, 249 Diag. Laurie cleaned the sensor.

The CR1000 card did not format. I waited about 15min. In the mean time I dumped the data from the old card and then punched the new card and put the old one back in. The old one formatted in about 2 minutes.

Cristina and Yanel cleaned the solar panels, but they didnt look all that bad.

A large patch of grass almost head tall has sprung up on the north side of the tower.

I took a photo of the eddy instruments that could be used to get sensor separations.

2 photos found

Position of the eddy sensors
20130710DC_EddyPositions.jpg ( 2013-07-10 14:50:06 ) Full size: 1920x1440
Position of the eddy sensors

Moon after sunset
DC_autocam_20130710_2015.jpg ( 2013-07-10 20:15:02 ) Full size: 1920x1440
Moon after sunset

Graphs display:
3 sets found

Can't check DC_mixed
3 DC_mixed graphs found

Temperatures

Battery Voltage and RH

Air Pressure

2 DC_met graphs found

Solar Radiation

Rain and Water Level

3 DC_flux graphs found

Wind Speed

Message Counts

LI7500 CO2

 
 

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This material is based upon work supported by the National Science Foundation and US Department of Energy. Any opinions, findings, conclusions, or recommendations expressed in the material are those of the author(s) and do not necessarily reflect the views of the supporters.