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Field Notes

<--2011-04-22 09:30:00 | 2011-05-08 21:35:00-->
Other sites visited today: Sherman Island | Mayberry

Twitchell Rice: 2011-04-26 09:00:00 (DOY 116)
Author: Joe Verfaillie
Others: Jaclyn

Summary: Reinstall ground sensors, Moved tower and box closer to the field by about 1m.

Twitchell
4/26/2011

I arrived about 9am with Jaclyn. It was clear, sunny, and cool with a good wind from the west northwest, but warming quickly. The field has been planted and the surface is dry and powdery.

We reinstalled the ground sensors in the field. We moved the tower and the box about a meter closer to the edge of the field to get the ground sensors further into the field.

The well was installed with 19cm of the pipe above the ground. There was water at the bottom of the hole for the well, but I failed to measure it. We need to re-measure. The radiometer boom was rotated back over the field.

The LGR was running okay.

10:17PDT, 25.97C, 148.49Torr, 16.828usec, 10Hz, 1.850ppm

The pressure was a little bit lower before we banged the box around in moving it.

Tipping bucket was clear and Jaclyn cleaned the radiometers.

Data collected and card swapped.

7 photos found

view of field site
20110426TW_GroundSensors.jpg ( 2011-04-26 09:16:55 ) Full size: 2560x1920
view of field site

view of field site
20110426TW_Tower.jpg ( 2011-04-26 09:16:42 ) Full size: 2560x1920
view of field site

Tractor work
TW_plantcam_20110425_1330.jpg ( 2011-04-25 13:30:00 ) Full size: 2560x1920
Tractor work

Tractor work
TW_plantcam_20110425_1400.jpg ( 2011-04-25 14:00:00 ) Full size: 2560x1920
Tractor work

Tractor work
TW_plantcam_20110425_1430.jpg ( 2011-04-25 14:30:00 ) Full size: 2560x1920
Tractor work

Tractor work
TW_plantcam_20110425_1500.jpg ( 2011-04-25 15:00:00 ) Full size: 2560x1920
Tractor work

Nice sunset
TW_plantcam_20110426_1906.jpg ( 2011-04-26 19:06:00 ) Full size: 2560x1920
Nice sunset

Graphs display:
6 sets found

12 TW_met graphs found

Soil Heat Flux

Solar Radiation

Air Temperature

Soil Temperature Set 1

Soil Temperature Set 2

Soil Temperature Set 3

Water Temperature

RH and Pressure

Soil Moisture

Rain and Water Level

Disolved Oxygen

LED NDVI Channels

5 TW_flux graphs found

Sonic Anemometer Winds

LI7700 CH4 and RSSI

Twitchell CH4

LI7500 CO2 and H2O

Twitchel Rice Flux Counts

Can't check TWSI_mixed
Can't check SIMBTWEE_met
1 TW_cam graphs found

TW Rice Autocam

Can't check TATWBABCSB_cam

 
 

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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.