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Field Notes

<--2014-07-08 09:05:00 | 2014-07-23 09:00:00-->
Other sites visited today: Mayberry | Twitchell Rice | East End | West Pond | Twitchell Alfalfa

Sherman Island: 2014-07-15 09:00:00 (DOY 196)
Author: Cove Sturtevant
Others: Sara, Kathleen

Summary: Regular field work and site check. All good.

Sherman
2014-07-15

We arrived around 09:00 PDT. It was overcast, cool, and windy. The site is mostly golden but there are some green pepperweed and other forbs mixed in. I attended to the tower while Kathleen did a veg height transect and moisture point. Sara did soil respiration and spectral. I did well depth.

LGR readings: 1.85 ppm, 09:11, 22.5 C, 136.5 Torr (adjusted to 143.5 Torr), 14.72 us, 10 Hz

7500 readings:
CO2: 16.3 mmol m-3 (same after cleaning)
H2O: 750 mmol m-3 (same after cleaning)
P = 101.5 kPa
T = 22.8 C
Diag: 248
Sos = 345 m s-1

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.
65, 50, 6, 12, 80, 100, 14, 85, 70, 80, 90, 10, 5, 88, 62, 45, 70, 73, 22, 80, avg = 55.4, stdev = 32.2

0 photos found

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.