sev134_nmin_20150610.csv

Data for Dynamics of Soil Nitrogen

Date Range: 

Tuesday, April 18, 1989 to Wednesday, September 24, 2008

File Download: 

Variables
Date
  • Label: Date
  • Definition: Date of the sample collection
  • Type: Date/time
  • Date format: YYYYMMDD
  • Missing values: None specified
Location
  • Label: Location
  • Definition: Location of site on refuge
  • Type: Code list
  • Codes:
    • E = east
    • W = west
    • B = bridges
  • Missing values: None specified
Plot
  • Label: Plot
  • Definition: Plot within study design
  • Type: Nominal
  • Missing values: None specified
Quad-Cover
  • Label: Quad-Cover
  • Definition: Indicates if sample was taken under vegetation or in the open
  • Type: Code list
  • Codes:
    • O = open
    • U = under
  • Missing values:
    • . = missing
Treatment
  • Label: Treatment
  • Definition: Treatment of N amendment, or Fertilized, or burned
  • Type: Code list
  • Codes:
    • C = control
    • L = low
    • H = high
    • F = fertilized
    • B = burned
  • Missing values:
    • . = missing
FieldWater (ml/g DW soil)
  • Label: FieldWater (ml/g DW soil)
  • Definition: Moisture content of samples in ml/g of dry weight (DW).
  • Type: Physical quantity
  • Unit: millilitersPerGram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -888 = missing
WHC (ml/g DW soil)
  • Label: WHC (ml/g DW soil)
  • Definition: Water holding capacity (WHC) of sample in ml/g of dry weight (DW).
  • Type: Physical quantity
  • Unit: millilitersPerGram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -888 = missing
O.M.%
  • Label: O.M.%
  • Definition: mass loss on ignition
  • Type: Physical quantity
  • Unit: percent
  • Maximum: 100
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • -888 = missing
T0NO3
  • Label: T0NO3
  • Definition: Time zero nitrate-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
T0NH4
  • Label: T0NH4
  • Definition: Time zero ammonium-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
NO3@Max
  • Label: NO3@Max
  • Definition: Nitrate-nitrogen at Max Value
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
NH4@Max
  • Label: NH4@Max
  • Definition: Ammonium-nitrogen at Max Value
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
T35NO3
  • Label: T35NO3
  • Definition: Day 35 nitrate-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -888 = missing
T35NH4
  • Label: T35NH4
  • Definition: Day 35 Ammonium-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
T42NO3
  • Label: T42NO3
  • Definition: Day 42 Nitrate-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
T42NH4
  • Label: T42NH4
  • Definition: Day 42 Ammonium-nitrogen
  • Type: Physical quantity
  • Unit: milliGramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: 0.02
  • Missing values:
    • -888 = missing
Data Source Details

Header lines: 

1

Orientation: 

Column

Field delimiter: 

,

Record delimiter: 

\r\n