Field Notes

When: Date: 27 June 2007 Day 178 Standard Time: 12:15

Where: Sherman Island - Methane Study

Who: MD

Weather: clear sky and windy

Phenology: weed still in flower, green&dry

Tasks

1. check and download data at Sherman Island
2. Check auto power-on
3. download data from laser
4. Check old files
5. Take 4 LAI samples
6. Bugs trap

Sherman Island Pasture Site

1. Fence and gate power: OK
2. Datalogger Solar Panel and Batteries: 12.019V
3. Reading from Gillsonic screen before downloading data. (The value of H₂O and CO₂ should be in the range of 0 – 5 v.)

4. Methane Sensor

4. 1. Double Check

i. Sample rate: 10Hz?:

ii. Methane ppm Hi flow:

iii. Methane ppm, low flow (remember to put back in high flow:

iv. Pump status??:____

v. Filter Status:______

vi. Check Water in tube:

5. downloading data
6. If Swapping Li-7500 Analyzer. (Remove SN# ; install SN# )
7. Check the fans of air temp. and relative humidity sensors
8. Check MD-9 system connections
9. Check CR23X with two multiplexers and sensor values
10. Check levels of Radiation sensors, clear up surfaces.

Closed gate and set up fence.

Other Notes: