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Field Notes

<--2016-08-16 11:00:00 | 2016-09-13 09:50:00-->
Other sites visited today: Bouldin Alfalfa | Twitchell Rice | East End | West Pond | Mayberry | Sherman Wetland

Twitchell Alfalfa: 2016-08-31 13:10:00 (DOY 244)
Author: Joe Verfaillie
Others: Elke

Summary: Standard data collection, swapped 7500, collected FD data.

Twitchell Alfalfa
2016-08-31

I arrived at 13:10 with Elke. It was clear, sunny and warm. There was water in the ditches both north and south of the field. They had mowed the edges of the field to the south.

There are squirrel holes around the soil sensors. We put moth balls in the three biggest ones.

We swapped the 7500
sn 75H-2514 off: 370.3ppm CO2, 664.5mmol/m3 H2O, 24.4C, 101.1kPa, 97.7SS
sn 75H-2182 on: 396.5ppm CO2, 642.2mmol/m3 H2O, 26.3C, 101.0kPa, 86.19SS

I collected the data from the forced diffusion chamber. Again I had problems cycling the power on it. Almost seems like a bad connection at the connector on top of the chamber.

Elke did soil respiration, spectral measurement, veg height and we did clip plots.

1 photos found

Elke on site
TA_autocam_20160831_1215.jpg ( 2016-08-31 12:15:02 ) Full size: 1920x1440
Elke on site

Graphs display:
7 sets found

Can't check TA_met
11 TA_met graphs found

Alfalfa Temperatures

Alfalfa Soil Heat Flux

Alfalfa Soil Moisture

Alfalfa Soil Temperatures Set A

Alfalfa Soil Temperatures Set B

Alfalfa Soil Temperatures Set C

NDVI Narrow Band Radiation

Soil CO2 Flux

Relative Humidity and BattV

SRS NDVI and PRI

PRI Narrow Band Channels

Can't check TA_rad
3 TA_rad graphs found

Alfalfa Radiation

Alfalfa LED NDVI Sensor

Alfalfa PAR

Can't check TA_flux
5 TA_flux graphs found

Alfalfa Sonic Wind

Alfalfa CO2 and H2O

Alfalfa Methane

Alfalfa Pressure

Alfalfa Flux Data Counts

Can't check TA_soilco2
7 TA_soilco2 graphs found

Set A Soil CO2

Set B Soil CO2

Soil CO2 Soil Moisture

Forced Diffusion CO2

Alfalfa Forerunner Soil CO2

Alfalfa Forerunner Temperatures

Alfalfa Forerunner Probe RH

No data found for TA_arable.
1 TA_cam graphs found

GCC

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.