Field Notes

<--2001-03-01 16:00:00 | 2001-03-13 00:00:00-->
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Vaira: 2001-03-08 10:15:00 (DOY 67)
Author: Dennis Baldocchi
Others:

Summary: Computer was dead, could not collect a lot of data.

March 8, 2001
Here is the report from my trip to the site on (Liukang Xu).

Vaira Ranch: Arrived at 1015 am
Weather: 100% overcast. Photovotaic controller readout as ;
Battery volts 13.0
Array current 6.6
load curent 0.9.
Found computer was dead, after open the file it died on DOY 64 (March 5
around 1730). Open the CR23x file after got back the lab, the voltage was
less than 11.2 V just before the computer shutoff. (Ted said it has to be
something wrong with the power system, the voltage drop should be that
fast). Check the CR10x and CR23x.
Download raw data, flux and met data.
replaced li-cor 75H-0073 with newly calibrated 75B-0065.
start sonic, w u v Ts q and CO2 all looks good.
finished at 11:30 am

Field Data

No tank data

No VR Well data found

No TZ Moisture Point data found

No VR Moisture Point data found

No TZ grass heigth found

No VR grass heigth found

No VR Tree DBH found

No water potential data found

No VR Grass Biomass data found

No VR OakLeaves Biomass data found

No VR PineNeedles Biomass data found

0 photos found

Graphs display:
9 sets found

16 VR_met graphs found

Explore the graph:Temperatures in a new window

Explore the graph:System Power Voltage in a new window

Explore the graph:Soil Temperatures Set 1 in a new window

Explore the graph:Soil Temperatures Set 2 in a new window

Explore the graph:Soil Temperature Set 3 in a new window

Explore the graph:Soil Temperature at -4cm in a new window

Explore the graph:Soil Heat Flux in a new window

Explore the graph:Soil Moisture in a new window

Explore the graph:Photosynthetic Active Radiation in a new window

Explore the graph:Short/Long Wave Radiation in a new window

Explore the graph:LED sensor in a new window

Explore the graph:Vaira PPT in a new window

Explore the graph:Peltier SHF Plates in a new window

Explore the graph:Peltier SHF Temperatures in a new window

Explore the graph:LED NDVI in a new window

Explore the graph:NDVI SRS Raw Data in a new window

2 VR_flux graphs found

Explore the graph:CO2 Density in a new window

Explore the graph:Sonic Wind in a new window

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.