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Field Notes

<--2001-06-01 18:01:00 | 2001-06-06 16:30:00-->

Tonzi: 2001-06-02 10:00:00 (DOY 153)
Author: LiuKang Xu
Others:

Summary: Computer on floor system was dead; PAR sensors still had issues.

Who: LX
When: June 2, 2001
Where: Tonzi

At Tonzi Ranch: 10:00 arrived hot and litter overcast.
The computer of the floor system was dead. The plug for the power cable was loose. Restart the computer and sonic program.

At the top of the tower, connected shield wires of all the PAR sensors to the ground of the CR23X data logger. The voltage output from the two upward PAR sensors was around 2.8 -3 mv which is only about 600 umol/m2s of PAR. so the PAR sensors still have some problem.

replaced MD9 and ribbon cable at the top of the tower, still no communication with the computer of the floor system.

at 10:40 opened Nancy's datalogger box, the one near the floor flux system, show the visiting professor the sap flow measurement and data logging system.

Field Data

No tank data

No TZ 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

Tree DBH

DateTag#Reading (mm)

No water potential data found

No TZ Grass Biomass data found

No TZ OakLeaves Biomass data found

No TZ PineNeedles Biomass data found

0 photos found

Graphs display:
16 sets found

No data found for TZ_Fenergy.
11 TZ_tmet graphs found

Tonzi Tower Met: Temperature and Power

Tonzi Tower Met: Solar Radiation

Tonzi Tower Met: IRT Sensors

LED Sensor Incoming

LED Sensor Outgoing

4-Band Solar Radiation

Air Temperature Profile

Relativity Humidity Profile

Tonzi Tower PRI

SRS PRI/NDVI

SRS NDVI

No data found for TZ_soilco2.
Can't check TZ_mixed
3 TZ_mixed graphs found

Tonzi PPT

Tonzi CO2 and H2O Densities

Air Pressure

No data found for TZ_fflux.
8 TZ_fmet graphs found

Soil Heat Flux

Tonzi Soil Temperature Set A

Tonzi Soil Temperatures Set B

Tonzi Soil Temperatures Set C

Tonzi Soil Temperature Set D

Well Level

Well Water Temperature

Soil Water Potential

No data found for TZ_tram.
No data found for TZ_co2prof.
No data found for TZ_irt.
No data found for TZ_windprof.
No data found for TZ_tflux.
2 TZ_sm graphs found

Floor Solar Radiations

TZ Soil Moisture

Can't check TZ_met
1 TZ_met graphs found

Floor and Tower RH

Can't check TZVR_mixed
No data found for TZ_osu.
No data found for TZ_fd.
Tonzi Z-cam data

plot of Tonzi z-cam LAI

plot of Tonzi z-cam gap fration

 
 

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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.