Field Notes

<--2012-03-06 08:30:00 | 2012-03-29 09:30:00-->
Other sites visited today: Sherman Island | Mayberry
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Twitchell Rice: 2012-03-20 09:30:00 (DOY 80)
Author: Joe Verfaillie
Others: Jaclyn, Sara

Summary: Standard field work.

Twitchell
2012-03-20

I arrived about 9:30 with Jaclyn and Sara. It was cold with a thin overcast and light breeze. The field still has standing water in the low areas, but also dry spots in the higher areas.

When we arrived the LGR read:
8:28PST, 29.55C, 109.27Torr, 13.870usec, 10Hz, 2.241ppm

I adjusted the bypass valve to bring the pressure up to 148.12Torr.

The LI7700 wash reservoir was about 3/2 empty and we refilled it. The RSSI was about 8%, cleaning the bottom mirror didn’t improve it much. There were water spots on the top mirror. After cleaning the top mirror the RSSI was 70%.


3 photos found

Flooded paths between UCD sampling location in the rice paddy
20120320TW_FieldUCDpaths1.jpg ( 2012-03-20 09:37:11 ) Full size: 4000x3000
Flooded paths between UCD sampling location in the rice paddy

Flooded paths between UCD sampling location in the rice paddy
20120320TW_FieldUCDpaths2.jpg ( 2012-03-20 09:37:24 ) Full size: 4000x3000
Flooded paths between UCD sampling location in the rice paddy

UC Davis working on chamber measurements
TW_plantcam_20120320_1400.jpg ( 2012-03-20 14:00:00 ) Full size: 2560x1920
UC Davis working on chamber measurements

Graphs display:
6 sets found

12 TW_met graphs found

Explore the graph:Soil Heat Flux in a new window

Explore the graph:Solar Radiation in a new window

Explore the graph:Air Temperature in a new window

Explore the graph:Soil Temperature Set 1 in a new window

Explore the graph:Soil Temperature Set 2 in a new window

Explore the graph:Soil Temperature Set 3 in a new window

Explore the graph:Water Temperature in a new window

Explore the graph:RH and Pressure in a new window

Explore the graph:Soil Moisture in a new window

Explore the graph:Rain and Water Level in a new window

Explore the graph:Disolved Oxygen in a new window

Explore the graph:LED NDVI Channels in a new window

5 TW_flux graphs found

Explore the graph:Sonic Anemometer Winds in a new window

Explore the graph:LI7700 CH4 and RSSI in a new window

Explore the graph:Twitchell CH4 in a new window

Explore the graph:LI7500 CO2 and H2O in a new window

Explore the graph:Twitchel Rice Flux Counts in a new window

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

Explore the graph:TW Rice Autocam in a new window

Can't check TATWBABCSB_cam