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Field Notes

<--2012-02-01 12:00:00 | 2012-03-19 10:40:00-->
Other sites visited today: Tonzi | Tonzi

Vaira: 2012-02-16 09:00:00 (DOY 47)
Author: Joe Verfaillie
Others: Siyan

Summary: New soil CO2 equipment setup but probes not in ground, Met AM16/32 having problems.

Varia
2012-02-16

I arrived about 9:00 with Siyan. It was clear and sunny with little to no wind. The hills are finally looking greener, but the pasture is still pretty worked over by the cows. There were a couple of puddles in the road and water in the water hole, but the ground still feels hard.

We installed the new soil CO2 equipment, however, we are still waiting for longer cables to install the probes in the ground. A new box was installed on a fence post near the middle of the extended cow fence to the north. A set of two 75W solar panels, sn 020854E-6-03-02-06905 and sn 020854E-6-03-02-06862, charge controller sn 03220377, and two pairs of deep cycle batteries sn BB-VR_soilco2 were installed to the west of the existing solar panels. I messed up and did not wire the solar panels for 24V operation. The charge controller might be able to handle it though.

I could not get the tower computer to connect to the new soil CO2 CR10X. The netbook connected just fine. It may be a problem with the USB to serial adapter. The CR10X should have enough memory to run a few weeks before overwriting data.

We noticed that one channel on the CNR1 was not reporting. I found the cable pinched in the box door, but it didn�t look damaged. I cut out the part that got pinched and rewired it, but it did not fix the problem. Looking at the data there is bad data in the HMP45 air temp, LED channes, CNR1 channels, and SHF3. I�m not sure what is going on here.

Field Data

No tank data

Well Depth

DateLocationDepth (feet)
2012-02-16TZ_floor29.5
2012-02-16TZ_road38.3
2012-02-16TZ_tower34.7

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

view of field site
20120216VR_NewSoilCO2.jpg ( 2012-02-16 11:59:58 ) Full size: 4000x3000
view of field site

view of field site
20120216VR_NewSolarPower.jpg ( 2012-02-16 11:59:31 ) Full size: 4000x3000
view of field site

view of field site
20120216VR_SiteNewSoilCO2.jpg ( 2012-02-16 11:59:00 ) Full size: 4000x3000
view of field site

view of field site
vaira_2012_02_16_093101.jpg ( 2012-02-16 10:30:22 ) Full size: 1296x960
view of field site

view of field site
vaira_2012_02_16_103102.jpg ( 2012-02-16 11:30:22 ) Full size: 1296x960
view of field 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

No data found for VR_soilco2.
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.