2000shsoilresp_csv

In situ soil respiration measured in the LTER treatment plots in moist acidic tussock and moist non-acidic tussock tundra, Toolik Field Station, North Slope Alaska, Arctic LTER 2002.

Variables

Date
  • Label: Date
  • Definition: date in DD-MMM-YYYY format
  • Type: Date/time
  • Date format: dd-mmm-yyyy
  • Missing values: None specified
Site
  • Label: Site
  • Definition: MAT refers to moist acidic tundra; MNT refers to moist non-acidic tundra
  • Type: Nominal
  • Missing values: None specified
Plot Type
  • Label: Plot Type
  • Definition: Plot type refers to the treatment: c (control), gh (greenhouse), ghnp (greenhouse nitrogen phosphorus), l (lime), n (nitrogen), p (phosphorus), s (shade), newc (control plots that were established in 1997; all other treatments except newnp were established in 1989 at the MAT and in 1997 at the MNT), newnp (nitrogen + phosphorus plots that were established in 1997; all other treatments except newct were established in 1989 at the MAT and in 1997 at the MNT).
  • Type: Nominal
  • Missing values: None specified
Treatment
  • Label: Treatment
  • Definition: Similar to plottype, except that newc and c are listed as c
  • Type: Nominal
  • Missing values: None specified
Block
  • Label: Block
  • Definition: treatment blocks (1-4 at the MAT and 1-3 at the MNT)
  • Type: Nominal
  • Missing values: None specified
Collar
  • Label: Collar
  • Definition: a or b, referring to the two collars in each plot
  • Type: Nominal
  • Missing values: None specified
Thaw1
  • Label: Thaw1
  • Definition: thaw depth measured near collar a
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
Thaw2
  • Label: Thaw2
  • Definition: thaw depth measured near collar b
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
Mean Thaw
  • Label: Mean Thaw
  • Definition: mean of thaw1 and thaw2
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
Soil Moist
  • Label: Soil Moist
  • Definition: soil moisture measured near the two collars "milivolts (these are raw TDR data, and have not been calibrated against volumetric soil moisture)"
  • Type: Physical quantity
  • Unit: millivolt
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
FinalEfFlux
  • Label: FinalEfFlux
  • Definition: this was the average of 3-6 measurements made on each collar, unless the respiration rates were clearly increasing over the course of the measurements, in which either the final measurement was used of the final two measurements were averaged. final of the multiple soil respiration measurements made at each collar"
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerSecond
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
Final Soil Temp
  • Label: Final Soil Temp
  • Definition: this was the final of the multiple soil temperature data averaged for the two collars degrees
  • Type: Physical quantity
  • Unit: celsius
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • #N/A = Missing or Not Measured
Comments
  • Label: Comments
  • Definition: these are comments regarding specific data points
  • Type: Nominal
  • Missing values: None specified
Data Source Details

Header lines: 

1

Orientation: 

Column

Quote character: 

"

Field delimiter: 

,

Record delimiter: 

\r\n

Number of Records: 

532