When: Date: 7/5/2009 , Day: 186 , Watch Time: 4:40am .
Where: Tonzi/Vaira Ranch
Who: Siyan
Weather: clear, nice breeze
Phenology

Tonzi
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Vaira
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Summary

1. Fixed Tower fence (because the wire touched with a supporting pole).
2. Tram was working.
3. measured pre-dawn leaf water potential
4. measured A-Ci and A-PAR curves for oak and gray pine
5. swap Li-7500 at Floor
6. checked and downloaded data at Tower, Floor, and Vaira
7. Calibrated Li-800 in the field (bring the copy of Ted's instruction).
8. samples of oak leaves and pine needles
9. dendrometer
10. soil moisture
11. groundwater well

Date	DOY	Location	Depth from the black thing (feet)
7/5/2009	186	Floor	26.72
		Tower	30.99
		roadside	35.82

Vaira_Grass Site

1. Fence and gate power: 12 v.
2. Panel and Batteries: good v; amps; amps.
3. Reading from Gillsonic screen before downloading data. (The value of H₂O and CO₂ should be in the range of 0 - 5 v.)

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1. downloading data YES!
2. Check the fans of air temp. and relative humidity sensors at Vaira. YES!
3. Check MD-9 system connections YES!
4. Check CR23X with two multiplexers YES!

Sys_vot = 13.53
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1. Check levels of Radiation sensors, clear up surfaces. YES!
2. Check rain gage, make sure not clogged. YES!
3. Closed gate and set up fence. YES!

Tonzi_Tower Site

1. Fence and gate power: <12 v.
2. Panel and Batteries: good v; amps; amps.
3. Reading from Gillsonic screen before downloading data. (The value of H₂O and CO₂ should be in the range of 0 - 5 v.)

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1. downloading data YES!
2. check the fans of air temp. and relative humidity sensors on the tower and the floor. YES!
3. Check rain gage, make sure not clogged. YES!
4. Check calibration cylinders;

CO₂ 800 psig; flow 20 psi; 431.25 ppm.
N₂ 500 psig; flow 20 psi.
Manually calibrate Li-800. Following Ted's instruction: YES! H:\IoneSavanna_2004\Tower_2004\CO2Profile\LI800_Calibration_Procedure_2Nov04.txt
Is the pump running‌ YES!
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Before zero
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After zero
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Before span
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After span
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1. close gate and set up fence. YES!

Toniz_Floor Site

1. Fence and gate power: 12 v.
2. Panel and Batteries: 12.3 v; 1.5 amps; 2.2 amps.
3. Reading from Gillsonic screen before downloading data. (The value of H₂O and CO₂ should be in the range of 0 - 5 v.)

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1. downloading data YES!
2. swaping Li-7500 Analyzer. (Remove SN# 73 ; install SN# 976 )
3. Check MD-9 system connections YES!

CR23X3 floor-Met
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CR23X5 soil CO₂ profile
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CR23X6 tower-Met
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CR10X2 floor-Met
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1. Soil CO₂ profile

Reading from datalogger
Reading from panels of analyzers

depth	Open	order	depth	Tree	order
2cm (1%)	460	1	2cm (1%)	1370	1
4cm	570	2	4cm	1860	4
8cm	920	3	8cm	2500	2
16cm	1130	4	16cm	5600	3

1. Close gate and set up fence. YES!

Tonzi
Dendrometer
Date	Day	Tag #	Reading (mm)
7/5/2009	186	72	6.3
		79	2.9
		102	10.5
		245	8.2
		250	15.3	(reset to 10.5 on May 7, 2009)
		1	17.8
		2	8.0
		3	12.9
		4	4.0
		5	11.3
		7	6.0	133
		8	14.3	11828
		71	X	11829
		77	X	‌
		78	X	‌
		248	X	broken
		255	X	‌
		‌252‌	X	‌
		6	X

Notes: X means not working any more.
Dendrometers installed by Gretchen group

tonzi	7931AFE	402165	574B4B	402FF3	574632	7A432E	7A3C6E	7A3B40	7A4AAA
7/5/2009	186
	SM
0-15	7.7	4.7	12.1	2.8	1.5	5.0	7.7	5.6	3.9
15-30	14.5	12.7	13.3	5.2	13.0	5.7	14.8	13.3	4.5
30-45	18.7	14.0	13.7	15.6	5.3	9.8	15.6	17.0	14.0
45-60	14.6	7.0	15.6	13.6	27.4	11.0	17.3	24.8	10.7
	A6D882B	A3D04E8	A6D72F5
0-15	7.1	5.6	2.7
15-30	9.0	10.0	13.0
30-45	15.4	17.3	13.3
45-60	19.3	20.5	5.0
vaira	57318a	7933dee
0-15	1.9	0.6
15-30	6.0	9.7
30-45	8.7	11.7
45-60	17.0	19.1

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