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Site: Twitchell Alfalfa (US-Tw3)

Ameriflux Site Info

Last field site visit: more fieldnotes

2018-06-13 09:00:00 Decommissioning of the site. Everything was removed from the field.

Equipment installed at the site: more details
Dynamax Soil Moisture Probe ML2x
Fabricated LED sensor LED-NDVI
Hukseflux Heat Flux Plate HFP01

Data Streams:

TA_met 30 minute average soil temperature, soil moisture, soil heat flux, air temp, RH and pressure.
TA_flux 30 minute averages of the 10Hz raw flux data.
TA_rad 30 min average PAR in and reflected, SW in and reflected, LW in and reflected, LED NDVI
TA_fd Soil respiration data from the second generation Forced Diffusion chamber from Eosense. The raw data is collected at 5min intervals and averaged to 30min values.
TA_soilco2 Soil CO2 data from Vaisala probes in gradients and forced diffusion chamber.
TA_cam RGB digital number data extracted from autocam photos from four photos from 13:25 to 14:45
TA_arable Data from Arable Mark device. Raw times are in UTC, hourly averages with the time at the beginning of the averaging period beginning 2019-04-01 30min averages PST at the end of the averaging period - stored in PST at end of averaging period.
TA_processed Fluxes and derived values from Level 1 processing
TA_processed3 Gap filling and partitioned data from Level 3 processing

  This material is based upon work supported by the National Science Foundation and US Department of Energy. Any opinions, findings, conclusions, or recommendations expressed in the material are those of the author(s) and do not necessarily reflect the views of the supporters.