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Field Notes

<--2001-08-16 09:00:00 | 2001-08-30 09:00:00-->

Tonzi: 2001-08-17 09:00:00 (DOY 229)
Author: LiuKang Xu
Others: Jianwu

Summary: Water potential measurements taken, swapped licor 7500.

On 8/17 with Jianwu: Predawn and midday water potential measurement:
Predawn and midday leaf water potential measurement , and dendrometer
reading.
Those oak trees near floor flux system senescence much earlier than
others. Tree #245 about 98% leaf dead, #248 about 70%, #252 about 90%, #255
about 80%.
I aslo swapped the licor 7500 for the floor ( sn 0041 came off and sn 0073 went on) and tower
system (sn 0042 came off and sn 0065 went on).
Around 12:15. went to Vaira site, check the flux system and electric
fence, all seems working good.
Liukang

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)

Water Potential - mode: raw

Time< h>SpeciesTreereadings (bar)
2001-08-17 06:00:00 OAK SETP -40.4 1.98 8
2001-08-17 06:00:00 OAK SETQ -51.2 2.18 6
2001-08-17 06:00:00 PINE 78 -31.5 3.54 3
2001-08-17 12:00:00 OAK SETP -48.1 1.84 8
2001-08-17 12:00:00 OAK SETQ -55.2 0.77 6
2001-08-17 12:00:00 PINE 78 -33 2.83 3

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.