OMS012

Annual fertilization treatment for soil chemistry

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OMS012.csv (20.4 KB)
Hide Variables
DataCode
  • Label:
  • Definition: Dataset Code
  • Type: Nominal
  • Missing values: None specified
RecType
  • Label:
  • Definition: Record type
  • Type: Physical quantity
  • Unit: dimensionless
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
TrtID
  • Label:
  • Definition: Unique ID for every sample composed of treatment (burn and fertilization) combination, plot number, and date (YYYYMMDD)
  • Type: Nominal
  • Missing values: None specified
Plot
  • Label:
  • Definition: Field Plot IDs
  • Type: Nominal
  • Missing values: None specified
Block
  • Label:
  • Definition: Field Block IDs
  • Type: Nominal
  • Missing values: None specified
Burn
  • Label:
  • Definition: Plots are either annually burned (B) or unburned since 1986 (UB)
  • Type: Code list
  • Codes:
    • B = annually burned since 1986
    • UB = no fire since 1986
  • Missing values: None specified
Nadd
  • Label:
  • Definition: C = unfertilized control, N = fertilized (10 g N as NH4NO3 per square meter per year), R = recovery (history of fertilization, but fertilization was ceased)
  • Type: Code list
  • Codes:
    • C = unfertilized control
    • N = fertilized
    • R = recovery
  • Missing values: None specified
NaddBurn
  • Label:
  • Definition: Combination of burn (U or B) and fertilization (C or N or R) treatment. There are 6 combinations: UC, UN, UR, BC, BN, BR
  • Type: Nominal
  • Missing values: None specified
Month
  • Label:
  • Definition: Month of sample collection
  • Type: Nominal
  • Missing values: None specified
Date
  • Label:
  • Definition: Date of sample collected
  • Type: Date/time
  • Date format: YYYY-MM-DD
  • Missing values: None specified
Resin_NH4
  • Label:
  • Definition: Mass of nitrogen as ammonium accumulated late April to early September in micrograms per resin bag (included only in September samples)
  • Type: Physical quantity
  • Unit: microgramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
Resin_NO3
  • Label:
  • Definition: Mass of nitrogen as nitrate accumulated late April to early September in micrograms per resin bag (included only in September samples)
  • Type: Physical quantity
  • Unit: microgramsPerKilogram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
GWC
  • Label:
  • Definition: Gravimetric water content: field water content in grams water gram soil after drying overnight at 105 degrees C
  • Type: Physical quantity
  • Unit: gramsPerGram
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
NP
  • Label:
  • Definition: Nitrification potential: rate of nitrate production in saturing ammonium solution in micrograms nitrogen per gram dry soil per hour
  • Type: Physical quantity
  • Unit: microgramsPerGramPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
N2O_none
  • Label:
  • Definition: Denitrification potential: rate of nitrous oxide production from ambient soil nutrients in micrograms nitrogen per kilogram dry soil per hour
  • Type: Physical quantity
  • Unit: microgramsPerKilogramPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
N2O_CN
  • Label:
  • Definition: Denitrification enzyme assay: rate of nitrous oxide production when unlimiting substrates of glucose and nitrate were added in micrograms nitrogen per kilogram dry soil per hour
  • Type: Physical quantity
  • Unit: microgramsPerKilogramPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • -999 = Missing or Not Measured
Hide Data Source Details

Header lines: 

1

Orientation: 

Column

Quote character: 

"

Field delimiter: 

,

Record delimiter: 

\r\n