Field Notes

<--2019-04-11 16:10:00 | 2019-04-25 10:55:00-->
Other sites visited today: Mayberry | Sherman Barn | Sherman Wetland | West Pond | East End | East Pond | Bouldin Corn

Bouldin Alfalfa: 2019-04-18 10:05:00 (DOY 108)
Author: Daphne Szutu
Others: Alex, Jiangong

Summary: Regular data collection/cleaning, spectral, veg height, alfalfa still unmowed

2019-04-18
Bouldin Alfalfa

Alex, Jiangong, and I arrived at 10:05. It was a sunny and warm day with clear skies. Alfalfa is still very tall and green, but no flowers yet. I’m surprised they haven’t mowed yet. Alex trimmed the alfalfa under the tower.

Alex took spectral (files 79-87). Jiangong cleaned flux and rad sensors and took veg height measurements. The wash reservoir was mostly full, and we topped it off. I downloaded met, camera, USB GHG, and FD data. The camera angle looked too low, but I couldn’t connect to it through Stardot Tools or through trying to connect directly to 192.168.2.101. I guessed at the correct camera angle. I’m not sure how to stabilize the camera mount further.

LI-7500 readings:
CO2 430ppm
H2O 635ppm
T 21.7C
P 102.1kPa
SS 97--> 98 after cleaning

LI7700 readings:
CH4 2.1ppm
RSSI 59-->83 after cleaning

We left at 10:35.

Next Mowing: 2019-04-29

Veg Height (cm): Tape measure from ground to top of plant - Measured by JL
44, 39, 42, 43, 46, 33, 39, 37, 39, 38, 45, 40, 37, 36, 32, 46, 43, 33, 39, 39, avg = 39.5, stdev = 4.2

0 photos found

Graphs display:
7 sets found

5 BA_flux graphs found

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Explore the graph:LI-7500 CO2 and H2O in a new window

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21 BA_met graphs found

Explore the graph:Soil Temperatures Set A in a new window

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Explore the graph:Soil Heat Flux in a new window

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Explore the graph:FD Chamber A CO2 and Temp in a new window

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6 BA_arable graphs found

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Can't check TATWBABCSB_cam
Can't check MBSWEEWPBCBA
2 BA_processed graphs found

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No data found for BA_adex.