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Field Notes

<--2014-06-26 00:00:00 | 2014-06-30 11:00:00-->
Other sites visited today: Mayberry | Twitchell Rice | East End | West Pond | Twitchell Alfalfa | Sherman Island

Sherman Island: 2014-06-26 09:10:00 (DOY 177)
Author: Cove Sturtevant
Others: Sara, Kathleen

Summary: Regular field work. Swapped 7500 IRGA.

Sherman
2014-06-26

We arrived around 09:10 PDT. It was sunny and warm. I attended to the tower while Sara did a veg height transect and moisture point. Kathleen did LAI2000 and well depth. We left soil respiration measurements for Patty, Joe and Madeline who arrived just after us to start the Picarro N2O campaign.

I downloaded data and swapped the 7500 IRGA for a freshly calibrated one (removed sn 0976, installed sn 0042). Checked the clock on the autocam which Joe said seemed an hour off. It was reading correctly in standard time.

LGR readings: 1.85 ppm, 09:13, 22.1 C, 137.4 Torr (adjusted to 146.0 Torr), 14.73 us, 10 Hz

7500 readings after swap:
CO2: 16.3 mmol m-3
H2O: 630 mmol m-3
P = 101.6 kPa
T = 23.9 C
Diag: 248

Soil CO2 looked good.
Met looked good.
Cleaned rad.

Veg Height (cm): Tape measure from ground to top of plant - pepperweed mostly dried out.Grass dry.
80, 85, 20, 10, 50, 75, 82, 8, 88, 55, 81, 78, 72, 54, 6, 45, 50, 75, 44, 80, avg = 56.9, stdev = 27.46

1 photos found

Nice sunset
SI_autocam_20140627_2015.jpg ( 2014-06-27 20:15:02 ) Full size: 1920x1440
Nice sunset

Graphs display:
7 sets found

No data found for SI_mp.
11 SI_met graphs found

Solar Radiation

Energy

Soil Temperatures Set 1

Soil Temperatures Set 2

Soil Temperatures Set 3

Soil Temperature at -16cm

LED NDVI Sensor Output

Solar Radiation from CNR1

Sherman Island Rain

Sherman Well Level

Box Temperatures

Can't check SI_mixed
2 SI_mixed graphs found

Theta Probes

Sherman Island Air Temperatures

4 SI_flx graphs found

Sonic Wind

CH4 Concentrations

Sample Counts

LI7500 CO2 and H2O

4 SI_soilco2 graphs found

Sherman Island Vaisala Soil CO2

Soil CO2 Temperatures

Soil CO2 Reference Soil Temperatures

Forced Diffusion Chambers

Can't check TWSI_mixed
Can't check SIMBTWEE_met

 
 

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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.