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Field Notes

<--2011-05-03 09:30:00 | 2011-05-05 09:30:00-->

Tonzi: 2011-05-04 09:00:00 (DOY 124)
Author: Joe Verfaillie
Others: Dennis, Naama, Laurie, Hanna, Ricardo, Melanie

Summary: Continuing root survey with GPR, pits and cores.

Tonzi
2011/5/4

I arrived about 9am with Dennis and Melanie. Laurie, Ricardo, Hanna and Naama arrived a little later. It was warm and sunny with little wind. We continued to do the root survey with GPR, coarse root pits and fine root cores.

Naama and I stared on a third tree. Today we started staking down the grid lines with metal pegs in the corners and 3” deck screws for the grid lines. This kept things together much better. We also sorted out the direction and order of the grid lines. The third tree was located on the hill to the south west of the tower. Two pits were marked to the north and south of the tree. A big root was found in the south pit. The north pit was very shallow.

Naama and I did a forth tree to the south west of the second tree and a little higher on the hill. Again, pits were setup to the south and north of the tree. Both pits here were very shallow.

Then we set up a 8m by 6.8m grid in a group of trees further to the south and a little on the south slope of the hill. A cow path goes passed east-west just north of this cluster. The grid was oriented with the long side in a roughly N-S direction and the short side in the E-W direction.

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

8 photos found

view of field site
20110503TZ_FirstPit.jpg ( 2011-05-03 11:29:56 ) Full size: 2560x1920
view of field site

view of field site
20110503TZ_FirstTree.jpg ( 2011-05-03 11:29:08 ) Full size: 2560x1920
view of field site

view of field site
20110503TZ_SievingFirstPit.jpg ( 2011-05-03 11:30:13 ) Full size: 2560x1920
view of field site

view of field site
20110504TZ_GPRTree3.jpg ( 2011-05-04 08:56:53 ) Full size: 2560x1920
view of field site

view of field site
20110504TZ_Tree3Grid.jpg ( 2011-05-04 08:57:07 ) Full size: 2560x1920
view of field site

view of field site
20110504TZ_Tree3Pits.jpg ( 2011-05-04 11:50:10 ) Full size: 2560x1920
view of field site

view of field site
20110504TZ_Tree3PitsZoom.jpg ( 2011-05-04 11:49:47 ) Full size: 2560x1920
view of field site

view of field site
20110504TZ_Tree4Grid.jpg ( 2011-05-04 11:49:35 ) Full size: 2560x1920
view of field site

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

11 TZ_soilco2 graphs found

Tonzi Soil CO2 Profile: Open (East) CO2

Tonzi Soil CO2 Profile: Tree (West) CO2

Tonzi Soil CO2 Profile: Open (East) Temperatures

Tonzi Soil CO2 Profile: Tree (West) Temperatures

Tonzi Soil CO2 Profile: Upper CO2

Tonzi Soil CO2 Profile: Lower CO2

Tonzi Soil CO2 Profile: Upper Temperatures

Tonzi Soil CO2 Profile: Lower Temperatures

Tonzi Soil CO2 Profile: Power and Temperature

Tree 2 Soil CO2

Tree 2 Soil Temperature

Can't check TZ_mixed
3 TZ_mixed graphs found

Tonzi PPT

Tonzi CO2 and H2O Densities

Air Pressure

1 TZ_fflux graphs found

Tonzi Wind Speed

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

1 TZ_tram graphs found

Tonzi Tram Incoming PAR

3 TZ_co2prof graphs found

Tower CO2 Profile Concentrations

Tower CO2 Profile Cell Pressure

CO2 Profile Sensor Temperature

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.