Field Notes

When: July 25, 2003
Where: Tonzi/Vaira Ranches
Who: Liukang Xu, Qi Chen
Weather Sunny, little windy, temperature 100^oF.

Mr. Tonzi told me that he already got the check from university.

Trip Purpose: A/Ci curve of oak leaf, check 3 flux systems and download data, soil moisture probe reading, Qi Chen took GPS location for all our soil moisture probes, and three flux systems.

A/C_icurve measurement, before I started the measurement, I reset the time for the licor 6400 pacific time. Changed soda lime, no problem with match, but I had some difficulty to close the leaf chamber, finished 3 curves, file names: A_Ci03725a, A_Ci03725b, A_Ci03725c,

Tower system: was running good, Download data, after reboot pc, gillsonic outputs:

In the afternoon, Ted replaced the laptop for the tower flux system

Floor system: System running great last week, no data missing, PV reading 13.7, 7.3 and 2.5. All data loggers working good. Gillsonic outputs;

Soil moisture probe reading

Jianwu’s CO2 probe reading:

Dendrometer reading: The trees shrink lot since the beginning of the summer.

Vaira ranch

Fence Ok, flux system running good. Unlike the previous week, watchdog timer most of the time was running good. Ted and I couldn’t find anything wrong. Download data, soil moisture reading. Gillsonic outputs were all on right scale (after reboot laptop).

GPS locations

The new wind speed profile system has been installed on 5 levels. The data logger program was written for 6 levels. The lowest level is labeled 1 and the highest is labeled 6. Output is as follows:

Final Storage Label File for: WSP1.CSI
Date: 8/1/2003
Time: 12:09:19
05 Output_Table 30.00 Min
1 105 L
2 Day_RTM H
3 Hour_Minute_RTM H
4 Panel_T_AVG H
5 Batt_V_AVG H
6 WS_1_AVG H
7 WS_2_AVG H
8 WS_3_AVG H
9 WS_4_AVG H
10 WS_5_AVG H
11 WS_6_AVG H
12 WD_1_AVG H
13 WD_2_AVG H
14 WD_3_AVG H
15 WD_4_AVG H
16 WD_5_AVG H
17 WD_6_AVG H
18 WS_1_STD H
19 WS_2_STD H
20 WS_3_STD H
21 WS_4_STD H
22 WS_5_STD H
23 WS_6_STD H
24 WD_1_STD H
25 WD_2_STD H
26 WD_3_STD H
27 WD_4_STD H
28 WD_5_STD H
29 WD_6_STD H
30 WS_1_MAX H
31 WS_1_Hr_Min_MAX H
32 WS_2_MAX H
33 WS_2_Hr_Min_MAX H
34 WS_3_MAX H
35 WS_3_Hr_Min_MAX H
36 WS_4_MAX H
37 WS_4_Hr_Min_MAX H
38 WS_5_MAX H
39 WS_5_Hr_Min_MAX H
40 WS_6_MAX H
41 WS_6_Hr_Min_MAX H
42 WD_1_MAX H
43 WD_1_Hr_Min_MAX H
44 WD_2_MAX H
45 WD_2_Hr_Min_MAX H
46 WD_3_MAX H
47 WD_3_Hr_Min_MAX H
48 WD_4_MAX H
49 WD_4_Hr_Min_MAX H
50 WD_5_MAX H
51 WD_5_Hr_Min_MAX H
52 WD_6_MAX H
53 WD_6_Hr_Min_MAX H
54 WS_1_MIN H
55 WS_1_Hr_Min_MIN H
56 WS_2_MIN H
57 WS_2_Hr_Min_MIN H
58 WS_3_MIN H
59 WS_3_Hr_Min_MIN H
60 WS_4_MIN H
61 WS_4_Hr_Min_MIN H
62 WS_5_MIN H
63 WS_5_Hr_Min_MIN H
64 WS_6_MIN H
65 WS_6_Hr_Min_MIN H
66 WD_1_MIN H
67 WD_1_Hr_Min_MIN H
68 WD_2_MIN H
69 WD_2_Hr_Min_MIN H
70 WD_3_MIN H
71 WD_3_Hr_Min_MIN H
72 WD_4_MIN H
73 WD_4_Hr_Min_MIN H
74 WD_5_MIN H
75 WD_5_Hr_Min_MIN H
76 WD_6_MIN H
77 WD_6_Hr_Min_MIN H