ESS-DIVE Soil Respiration Data Reporting Format

Here you will find proposed guidelines for formatting soil respiration data
​CO2 Curve Fit | CO2 R2 | Error​
​Ambient CO2 | Ambient Tair | Tair​
​PAR | RH | Ambient PAR​
​Ambient VPD | Ambient Precip | Tx​
​SMx | Soil O2 | WTD​
​Record | Notes​

Chamber_ID

field name
Chamber_ID
requirement_level
required
description
Unique chamber label; must appear in chamber data table as well
format
character
units
​

Timestamp_Begin

field name
Timestamp_Begin
requirement_level
required
description
ISO timestamp begin of averaging period (up to a 12-digit integer as specified by the data's temporal resolution)
format
integer
units
YYYYMMDDHHMM

Timestamp_End

field name
Timestamp_End
requirement_level
required
description
ISO timestamp END of averaging period (up to a 12-digit integer as specified by the data's temporal resolution)
format
integer
units
YYYYMMDDHHMM

Flux_CO2

field name
Flux_CO2
requirement_level
required
description
CO2 flux (positive = to atmosphere); negative values are also acceptable
format
numeric
units
µmol CO2 m-2 s-1

Dry_CO2

field name
Dry_CO2
requirement_level
optional
description
Mean chamber CO2 concentration during measurement period
format
numeric
units
ppmv

Flux_SE_CO2

field name
Flux_SE_CO2
requirement_level
optional
description
Standard error of CO2 flux computation
format
numeric
units
µmol CO2 m-2 s-1

CrvFit_CO2

field name
CrvFit_CO2
requirement_level
optional
description
CO2 flux computation method ("Lin" or "Exp" for linear and exponential)
format
character
units
​

R2_CO2

field name
R2_CO2
requirement_level
optional
description
R2 of CO2 flux computation
format
numeric
units
fraction

Error

field name
Error
requirement_level
optional
description
Error generated by analyzer or during import
format
logical
units
​

CO2_Amb

field name
CO2_Amb
requirement_level
optional
description
Ambient CO2 concentration at measurement location
format
numeric
units
ppmv

Tair_Amb

field name
Tair_Amb
requirement_level
optional
description
Ambient air temperature at measurement location
format
numeric
units
℃

Tair

field name
Tair
requirement_level
optional
description
Air temperature inside measurement chamber
format
numeric
units
℃

PAR

field name
PAR
requirement_level
optional
description
Photosynthetically active radiation inside measurement chamber
format
numeric
units
µmol photons m-2 s-1

RH

field name
RH
requirement_level
optional
description
Relative humidity inside measurement chamber
format
numeric
units
%

PAR_Amb

field name
PAR_AMB
requirement_level
optional
description
Photosynthetically active radiation outside measurement chamber
format
numeric
units
µmol photons m-2 s-1

VPD_AMB

field name
VPD_AMB
requirement_level
optional
description
Vapor pressure deficit at measurement location
format
numeric
units
Pa

Precip_Amb

field name
Precip_Amb
requirement_level
optional
description
Precipitation at measurement location
format
numeric
units
mm

Tx

field name
Tx
requirement_level
optional
description
Soil temperature at x cm (for additional "Tx" fields, follow same format, e.g. T5, T15)
format
numeric
units
℃

SMx

field name
SMx
requirement_level
optional
description
Volumetric soil moisture at x cm depth (for additional "SMx" fields, follow the same format, e.g. SM5, SM15)
format
numeric
units
m3 m-3

Soil_O2

field name
Soil_O2
requirement_level
optional
description
Soil oxygen level at measurement chamber
format
numeric
units
%

WTD

field name
WTD
requirement_level
optional
description
Water table depth at measurement location, positive numbers are depth
format
numeric
units
cm

Record

field name
Record
requirement_level
optional
description
Record number within file
format
integer
units
​

Notes

field name
Notes
requirement_level
optional
description
Additional information about this measurement
format
character
units
​