Site | Date | Author | Summary |
Tonzi/Vaira |
(357) 2002-12-23 12:15:00 |
LiuKang Xu |
Solar panels fell over at Vaira, swapped all 7500s, Jianwu added soil co2 profile near Liukang's tree, Tower HMP fan still dead.
|
Tonzi/Vaira |
(348) 2002-12-14 08:30:00 |
Dennis Baldocchi |
Stormy yesterday, cold today, power down - did not collect data at Vaira, standard fieldwork.
|
Tonzi |
(340) 2002-12-06 14:57:00 |
Ted Hehn |
Data download, soil moisture measurements, install net rad
|
Tonzi/Vaira |
(318) 2002-11-14 13:30:00 |
LiuKang Xu |
Soil respiration measurements, tower hmp fan dead, problems with Vaira key board, losing power at Vaira?
|
Tonzi |
(310) 2002-11-06 15:25:00 |
Ted Hehn |
Floor system watchdog timer not functioning correctly – rain/CO2 event expected tomorrow.
|
Tonzi/Vaira |
(309) 2002-11-05 00:00:00 |
Dennis Baldocchi |
Rain coming, Vaira clocks fast - reset, swapped IRGAS, Floor PC not running - restarted, smoke in the area
|
Tonzi/Vaira |
(297) 2002-10-24 12:00:00 |
Sno Antonaros |
Problems with CR10xs, bird spikes, Vaira surface renewal
|
Tonzi |
(283) 2002-10-10 15:48:00 |
Ted Hehn |
Sno’s first site visit, meet with Susan Hubbard from (LBL)
|
Tonzi |
(277) 2002-10-04 14:47:00 |
Ted Hehn |
Replace battery, inspect fence, clean solar panels, install conduit on tower.
|
Tonzi/Vaira |
(275) 2002-10-02 05:30:00 |
LiuKang Xu |
Last predawn water potential, leaves kept breaking off for 6400 measurements, cow fences down - repaired
|
Tonzi/Vaira |
(263) 2002-09-20 09:30:00 |
LiuKang Xu |
swapped 7500 on all towers, ACi curves, samples for O18 analysis, 6400 chamber TC broke
|
Tonzi |
(261) 2002-09-18 15:06:00 |
Ted Hehn |
General maintenance.
|
Tonzi/Vaira |
(248) 2002-09-05 09:00:00 |
LiuKang Xu |
Standard fieldwork, all seems well
|
Tonzi/Vaira |
(241) 2002-08-29 04:50:00 |
LiuKang Xu |
Predawn water potential, Floor system down from last weeks mucking about?
|
Tonzi/Vaira |
(235) 2002-08-23 09:25:00 |
Dennis Baldocchi |
Showing sites to visitors, brown leaves on trees, messed about on floor PC
|
Tonzi/Vaira |
(227) 2002-08-15 00:00:00 |
LiuKang Xu |
Swapped 7500s at all towers, Jianwu's batteries swapped, Nancy's data logger 5 needs new battery, three ACi curves
|
Tonzi/Vaira |
(213) 2002-08-01 04:40:00 |
LiuKang Xu |
Predawn water potential, Vaira soil moisture sensors wiring locations, standard fieldwork
|
Tonzi/Vaira |
(206) 2002-07-25 09:00:00 |
Dennis Baldocchi |
Moved Floor 7500 closer to sonic, Mr Tonzi says fire at Tonzi in 1936, 60" of rain in 1997
|
Tonzi/Vaira |
(200) 2002-07-19 09:00:00 |
LiuKang Xu |
Tower down for a week due to power problem, swapped IRGA at Vaira
|
Tonzi |
(192) 2002-07-11 15:50:00 |
Ted Hehn |
Tower diagnostics after failure of tower flux system.
|
Tonzi/Vaira |
(192) 2002-07-11 04:00:00 |
LiuKang Xu |
Predawn water potential, swapped 7500s at Floor and Tower, LI-6400 had trouble only one ACi curve
|
Tonzi/Vaira |
(186) 2002-07-05 08:28:00 |
Dennis Baldocchi |
New CR10x program for CNR1 but still not working, Two Rnets working in understory, cows removed from Tonzi Ranch
|
Tonzi/Vaira |
(179) 2002-06-28 09:00:00 |
LiuKang Xu |
Updated program on Jianwu's CR23x, cows being taken off Tonzi Ranch next Saturday 6-29, tried to update CNR1 code on CR10X at Vaira but disk would not read.
|
Tonzi |
(176) 2002-06-25 12:30:00 |
Nancy Kiang |
Sap flow station maintenance, rebooted Floor computer
|
Tonzi/Vaira |
(171) 2002-06-20 04:15:00 |
LiuKang Xu |
Predawn water potential, swapped 7500 at Vaira, soil and stem respiration, oak leaf ACi curves
|
Tonzi/Vaira |
(164) 2002-06-13 09:30:00 |
LiuKang Xu |
Problems with Floor system watch dog, oak leaf ACi curves, Vaira sonic N is facing west.
|
Tonzi |
(157) 2002-06-06 15:10:00 |
Ted Hehn |
Install tripods for net radiometers, data collection.
|
Tonzi/Vaira |
(157) 2002-06-06 10:30:00 |
Dennis Baldocchi |
Swapped IRGAS, lowered box fan thermostats to 80F, Measured Tower sonic heading ~285 magnetic, installed extra floor net radiometers, swapped HMP45 at Vaira, installed CNR1 at Vaira but program not right
|
Tonzi/Vaira |
(150) 2002-05-30 00:00:00 |
LiuKang Xu |
Standard fieldwork, predawn water potential, oak ACi curves, recent rains, Hot
|
Tonzi/Vaira |
(143) 2002-05-23 11:32:00 |
Ted Hehn |
Checking on things, Tower lost power - lots of lightening a few days ago, downloaded data
|
Tonzi/Vaira |
(136) 2002-05-16 10:00:00 |
LiuKang Xu |
Standard fieldwork, oak leaf ACi curves, Tower lost a day of data
|
Tonzi/Vaira |
(129) 2002-05-09 04:30:00 |
LiuKang Xu |
Predawn water potential, Swapped IRGAS at Vaira and Floor, oak leaf ACi curves, missing half day of data at Vaira
|
Tonzi/Vaira |
(122) 2002-05-02 09:15:00 |
LiuKang Xu |
Standard fieldwork, Tonzi grass ACi curves, Lost half day of data at Tower
|
Tonzi/Vaira |
(116) 2002-04-26 09:50:00 |
LiuKang Xu |
Floor lost day of data, three oak ACi curves, soil respiration
|
Tonzi |
(114) 2002-04-24 13:23:00 |
Ted Hehn |
Change execution interval on Tonzi 23x and CR 10, added precipitation gauge, mounted tower PC enclosure, installed power line.
|
Tonzi/Vaira |
(108) 2002-04-18 04:30:00 |
LiuKang Xu |
Pre-dawn water potential, Swapped Tower 7500s, tried to swap Vaira 7500 but new IRGA out of range,Vaira ACi curves
|
Tonzi |
(101) 2002-04-11 12:00:00 |
Ted Hehn |
Install nitrogen tanks, swapped IRGAs on FLoor, install PVM, swapped sonic on Tower
|
Tonzi/Vaira |
(101) 2002-04-11 09:30:00 |
LiuKang Xu |
Swapped sonics at Tower and Vaira, Swapped Floor IRGA, ACi curves.
|
Tonzi/Vaira |
(94) 2002-04-04 10:00:00 |
Dennis Baldocchi |
Cross compared HMP45s - okay, swapped IRGAs at Tower and Vaira, bird spikes on 7500s, removed orange fence around Floor, Moved Floor IRGA closer to sonic
|
Tonzi |
(93) 2002-04-03 14:26:00 |
Ted Hehn |
Reset tower, replace electric fence, check sensors.
|
Tonzi |
(85) 2002-03-26 13:17:00 |
Nancy Kiang |
LAI 2000 measurements, sapflow measurements, check flux system, check soil, download data.
|
Tonzi/Vaira |
(79) 2002-03-20 09:30:00 |
LiuKang Xu |
Tower system still losing data over night, Oak conservation work group field trip
|
Tonzi |
(67) 2002-03-08 00:00:00 |
Nancy Kiang |
Lots of rain the last few days, Updated sap flow data logger programs, Moisture Point readings
|
Tonzi |
(60) 2002-03-01 13:06:00 |
Ted Hehn |
Check PC data loggers and add shortcuts.
|
Tonzi/Vaira |
(59) 2002-02-28 00:00:00 |
LiuKang Xu |
Swapped batteries for data loggers, swapped IRGAs on Floor and Vaira, adjusted solar panel angles, reset dendrometer 252
|
Tonzi |
(54) 2002-02-23 13:04:00 |
LiuKang |
LAI Samples
|
Tonzi |
(54) 2002-02-23 10:46:00 |
LiuKang |
LAI sampling
|
Tonzi |
(39) 2002-02-08 15:34:00 |
Ted Hehn |
Replace IRGAs, install bird spikes,install Netradiometer
|
Tonzi/Vaira |
(39) 2002-02-08 00:00:00 |
Dennis Baldocchi |
Soil sample for GSWC and bulk density, Reset clocks - fast by 5min, grass heights
|
Tonzi |
(23) 2002-01-23 12:00:00 |
Ted Hehn |
Added batteries to Floor and Tower, no serial data from Tower sonic - fixed, added boardwalks near Moisture Point probes
|
Tonzi |
(23) 2002-01-23 11:50:00 |
Nancy Kiang |
Sap flow maintenance, Moisture Point readings, Pine tree DBHs
|
Tonzi |
(15) 2002-01-15 15:59:00 |
|
Replace batteries, replace LI7500
|
Tonzi |
(10) 2002-01-10 15:45:00 |
Ted Hehn |
Check floor and tower, download data
|
Tonzi |
(10) 2002-01-10 11:00:00 |
Nancy Kiang |
Upgrade sap flow batteries and add spray foam insulation
|
Tonzi/Vaira |
(2) 2002-01-02 14:05:00 |
Dennis Baldocchi |
Put data loggers on isolated batteries instead of main solar power - data loggers should run even when flux looses power
|