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Field Notes

<--2013-09-25 10:30:00 | 2013-11-07 09:00:00-->
Other sites visited today: Tonzi | Tonzi

Vaira: 2013-10-18 09:00:00 (DOY 291)
Author: Joe Verfaillie
Others: Siyan

Summary: Cow fence fixed - not as bad as reported, tested tipping bucket, leveled radiometers, standard fieldwork, tree still have leaves.

Vaira
2013-10-18

I arrived about 9:00am with Siyan. It was clear, sunny and warm with a light breeze from the east shifting to the south. The trees looked better than I expected still relatively green.

There was only one wire of the fence broken, but the Vairas found a section that went missing about a year ago and left it inside the fence for us. I fixed the broken wire and put the old wire under the solar panels as backup.

I ran a test of the tipping bucket letting 16oz (473ml) of water to drip through it. It gave a reading of 24.892mm (only two tips short). I did not adjust its screws. These values need to be removed from the raw data.

The radiometers were very close to level. I adjust the platform a little to get it closer to level. The BF3 diffuse sensor was also a little off level. I adjusted the tripod legs to get it closer to level.

I made a copy of the RPi card for development purposes.

I collected all the data. All looked well. Using the terminal to move the Phenocam images to the USB stick worked well, but the write is a bit delayed so one needs to wait to eject the USB stick.

Siyan did the standard field work.

Field Data

No tank data

Well Depth

DateLocationDepth (feet)
2013-10-18TZ_floor31.3
2013-10-18TZ_road39.3
2013-10-18TZ_tower36

No TZ Moisture Point data found

No VR Moisture Point data found

No TZ grass heigth found

No VR grass heigth found

Tree DBH

DateTag#Reading (mm)

No water potential data found

No VR Grass Biomass data found

No VR OakLeaves Biomass data found

No VR PineNeedles Biomass data found

5 photos found

BF3 diffuse PAR sensor after leveling
20131018VR_LevelBF3.jpg ( 2013-10-18 09:53:32 ) Full size: 1920x1440
BF3 diffuse PAR sensor after leveling

CNR1 sensor after leveling
20131018VR_LevelCNR1.jpg ( 2013-10-18 09:48:54 ) Full size: 1920x1440
CNR1 sensor after leveling

Site
20131018VR_Site.jpg ( 2013-10-18 10:06:37 ) Full size: 1920x1440
Site

PAR sensor level
20131018VR_LevelPAR.jpg ( 2013-10-18 09:49:07 ) Full size: 1920x1440
PAR sensor level

Joe on site
vaira_2013_10_18_090102.jpg ( 2013-10-18 16:57:28 ) Full size: 1296x960
Joe on site

Graphs display:
9 sets found

16 VR_met graphs found

Temperatures

System Power Voltage

Soil Temperatures Set 1

Soil Temperatures Set 2

Soil Temperature Set 3

Soil Temperature at -4cm

Soil Heat Flux

Soil Moisture

Photosynthetic Active Radiation

Short/Long Wave Radiation

LED sensor

Vaira PPT

Peltier SHF Plates

Peltier SHF Temperatures

LED NDVI

NDVI SRS Raw Data

2 VR_flux graphs found

CO2 Density

Sonic Wind

6 VR_soilco2 graphs found

VR West Eosense Profile

VR North Vaisala Profile

Soil CO2 West Temperatures

Soil CO2 North Temperatures

Soil CO2 East Temperatures

VR East Vaisala Profile

No data found for VR_pond.
Can't check TZVR_mixed
No data found for VR_fd.
No data found for VR_processed.
No data found for VR_arable.
No data found for VR_soilvue.

 
 

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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.