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Field Notes

<--2017-03-01 12:35:00 | 2017-03-23 11:25:00-->
Other sites visited today: Bouldin Alfalfa | Mayberry | Sherman Wetland | Twitchell Alfalfa | Twitchell Rice | West Pond

East End: 2017-03-15 12:35:00 (DOY 74)
Author: Daphne Szutu
Others: Elke Eichelmann, Kyle Hemes

Summary: Regular data collection/cleaning, swapped 7500

2017-03-15
East End

We arrived at 12:35. It was overcast and cool with a light breeze. There are some green tule and cattails coming up through the wetland (but not as much as at Mayberry). The water level seems low. There is is lots of cattail fluff everywhere.

We refilled the wash reservoir; it was half empty. The precip funnel looks clean.

Kyle cleaned the EC and radiation sensors. I collected the met, USB GHG, and camera data.

We swapped Li-7500: sn 75H-2669 came down, sn 75H-2514 went up. We loaded the new config file and updated the pressure coefficients.

LI7500 readings:
CO2 436.37 umol/mol --> 437.6 after swap
H2O 476.5 mmol/m3 --> 607.3 after swap (seems high?)
T 20.0 Celsius --> 19.5 after swap
P 101.8 kPa --> 101.9 after swap
SS 79.2 -> 98.3 after swap

LI7700 readings:
CH4: 2.02
RSSI: 44.0 -> 88.6 after cleaning

We left at 12:50.

0 photos found

Graphs display:
11 sets found

14 EE_met graphs found

Temperature and Batt V

Soil Moisture and Well Pressure

Solar Radiation

PAR

Soil Heat Flux

Water Level and Rain

Soil/Water Temperature Set 1

Soil/Water Temperature Set 2

Soil/Water Temperature Set 3

Dissolved Oxygen and Wind Speed

SRS NDVI Channels

Apogee NDVI

NDVI

Undercanopy PAR

Can't check EE_mixed
1 EE_mixed graphs found

Air Pressure and RH

8 EE_flux graphs found

Wind Speeds

LI7500 CO2 and H2O

LI7700 CH4 and RSSI

Flux Counts

Instument Temperatures

Temp Tower 3 (Mixed Veg)

Temp Tower 3 (Mixed Veg)

Temp Tower 3 (Mixed Veg)

Can't check MBWPEESWGT_mixed
1 EE_cam graphs found

EE Autocam GCC

Can't check MBEEWPSWEPGT_cam
Can't check SIMBTWEE_met
Can't check EE_Temp
5 EE_Temp graphs found

Sonic SOS

LI7500 CO2

Water Level

LI-7700 CH4

Wind Speed

Can't check EE_minidot
1 EE_minidot graphs found

EE miniDOT Dissolved Oxygen

Can't check MBSWEEWPBCBA
1 EE_processed graphs found

CO2 Fluxes

 
 

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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.