GLACIER_SUPRA_MESOCOSM

Nutrient Addition in Supraglacial Sediments

File: 

...or query the dataset by variables and dates of interest:

Variables
´╗┐DATASET_CODE
  • Label: Dataset code
  • Definition: Internal dataset code.
  • Type: Nominal
  • Missing values: None specified
SAMPLE_ID
  • Label: Sample ID
  • Definition: Sample unique identifier.
  • Type: Nominal
  • Missing values: None specified
DATE_TIME
  • Label: Date
  • Definition: Date on which incubation was conducted.
  • Type: Date/time
  • Date format: MM/DD/YYYY
  • Missing values:
    • BLANK = missing
DURATION
  • Label: Duration
  • Definition: Duration of the incubation in decimal hours, from the time nutrient solution was added to the time of filtering.
  • Type: Physical quantity
  • Unit: decimalTime
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
GLACIER
  • Label: Glacier
  • Definition: Name of the glacier (i.e., Canada, Commonwealth, or Hughes) from which the sample was collected.
  • Type: Nominal
  • Missing values: None specified
AUTOCLAVED
  • Label: Autoclaved
  • Definition: Whether or not the sample was autoclaved.
  • Type: Code list
  • Codes:
    • Yes = Sample was autoclaved.
    • No = Sample was not autoclaved (i.e., live).
  • Missing values: None specified
TREATMENT
  • Label: Treatment
  • Definition: Nutrient solution or deionized water (DIW) added to sample. Options include NO3, NH4, PO4, NO3+PO4, DIW control, or KCl.
  • Type: Nominal
  • Missing values: None specified
PO4_MG_L
  • Label: Phosphorous concentration
  • Definition: Phosphorus concentration of solution after incubation.
  • Type: Physical quantity
  • Unit: milligramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
NO3_MG_L
  • Label: Nitrate concentration
  • Definition: Nitrate concentration of the solution after incubation. Any value of 0 is below the detection limit of the instrument.
  • Type: Physical quantity
  • Unit: milligramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
NH4_MG_L
  • Label: Ammonium concentration
  • Definition: Ammonium concentration of the solution after incubation. Any value of 0 is below the detection limit of the instrument.
  • Type: Physical quantity
  • Unit: milligramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
SED_DRY_MASS_G
  • Label: Sediment dry mass
  • Definition: Dry mass of sediment from incubation used for loss on ignition (LOI) analysis.
  • Type: Physical quantity
  • Unit: gram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
SED_DRY_MASS_LOI_G
  • Label: Sediment dry mass after ignition
  • Definition: Mass loss of sediment after burning in a muffle furnace (i.e., mass loss on ignition (LOI) ).
  • Type: Physical quantity
  • Unit: gram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
VOL_FILTERED_ML
  • Label: Volume of solution filtered
  • Definition: Volume of solution filtered from incubation flask.
  • Type: Physical quantity
  • Unit: milliliter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
FILTER_MASS_LOI_G
  • Label: Filter mass after ignition
  • Definition: Mass lost from filter after burning in a muffle furnace (i.e., mass loss on ignition (LOI) ).
  • Type: Physical quantity
  • Unit: gram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • BLANK = missing
Data Source Details

Header lines: 

1

Orientation: 

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Quote character: 

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Field delimiter: 

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