Published on McMurdo Dry Valleys LTER (https://mcm.lternet.edu)

SOILS_SNOWFENCE

Description: 

Snowfence nematode and metazoa survey data units and spreadsheet column descriptions

File: 

File SOILS_SNOWFENCE.csv

Variables (click to expand): 

DATASET_CODE
  • Label:
  • Definition: Unique identifier for the table in the MCM LTER database
  • Type: Nominal
  • Missing values: None specified
SAMPLE_ID
  • Label:
  • Definition: The block and treatment combination of the sample.
  • Type: Nominal
  • Missing values: None specified
DATE_TIME
  • Label:
  • Definition: The date the soil sample was collected from the field
  • Type: Date/time
  • Date format: mm/dd/yyyy
  • Missing values:
    • Required entry = None given
BASIN
  • Label:
  • Definition: the basin where the sample was located (Fryxell, Hoare, Bonney)
  • Type: Nominal
  • Missing values: None specified
BLOCK
  • Label:
  • Definition: Location / treatment the soil sample was collected from - see 'additional info - Sample ID / TREATMENT Codes'.
  • Type: Nominal
  • Missing values: None specified
TRANSECT
  • Label:
  • Definition: Location / treatment the soil sample was collected from - see 'additional info - Sample ID / TREATMENT Codes'.
  • Type: Nominal
  • Missing values: None specified
POSITION (ft)
  • Label:
  • Definition: the position in feet in the transect
  • Type: Physical quantity
  • Unit: foot
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • Required entry = None given
POSITION (m)
  • Label:
  • Definition: the position in meters in the transect
  • Type: Physical quantity
  • Unit: meter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • Required entry = None given
SOIL_WATER_CONTENT
  • Label:
  • Definition: The gravimetric soil water content
  • Type: Physical quantity
  • Unit: percent g/g
  • Maximum: 100
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PH
  • Label:
  • Definition: The opposite log of the hydrogen ion concentration of a 1:2 soil-water paste
  • Type: Physical quantity
  • Unit: pH
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EC
  • Label: Electrical Conductivity
  • Definition: The electrical conductivity in microSiemens/cm of a 1:5 soil:deionized water solution.
  • Type: Physical quantity
  • Unit: microSiemens/cm
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • Null = None given
NH4+
  • Label: NH4 (microgram/g soil)
  • Definition: Ammonia concentration found using Lachat
  • Type: Physical quantity
  • Unit: microgram/g soil
  • Maximum: 2000
  • Minimum: 0
  • Precision: 0.1
  • Missing values:
    • Null = None given
NO3-
  • Label: NO3 (microgram/g soil)
  • Definition: Nitrate concentration found using Lachat
  • Type: Physical quantity
  • Unit: microgram/g soil
  • Maximum: 500
  • Minimum: 0
  • Precision: 0.01
  • Missing values:
    • Null = None given
Chl-a
  • Label: Chlorophyll a
  • Definition: The chlorophyll a content of the sample expressed per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: ug chl-a/g
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • Null = None given
SML
  • Label:
  • Definition: The total number of living male Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SMD
  • Label:
  • Definition: The total number of dead male Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SFL
  • Label:
  • Definition: The total number of living female Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SFD
  • Label:
  • Definition: The total number of dead female Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SJL
  • Label:
  • Definition: The total number of living juvenile Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SJD
  • Label:
  • Definition: The total number of dead juvenile Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SA
  • Label:
  • Definition: The total number of living and dead Scottmema lindsayae adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
SJ
  • Label:
  • Definition: The total number of living and dead Scottmema lindsayae juvenile nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
STL
  • Label:
  • Definition: total number of living Scottmema lindsayae (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
STD
  • Label:
  • Definition: The total number of dead Scottmema lindsayae (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
ST
  • Label:
  • Definition: The total number of live + dead Scottmema lindsayae (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EML
  • Label:
  • Definition: The total number of living male Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EMD
  • Label:
  • Definition: The total number of dead male Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EFL
  • Label:
  • Definition: The total number of living female Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EFD
  • Label:
  • Definition: The total number of dead female Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EJL
  • Label:
  • Definition: The total number of living juvenile Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EJD
  • Label:
  • Definition: The total number of dead juvenile Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EA
  • Label:
  • Definition: The total number of living and dead Eudorylaimus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
EJ
  • Label:
  • Definition: The total number of living and dead Eudorylaimus juvenile nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
ETL
  • Label:
  • Definition: total number of living Eudorylaimus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
ETD
  • Label:
  • Definition: The total number of dead Eudorylaimus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
ET
  • Label:
  • Definition: The total number of live + dead Eudorylaimus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PFL
  • Label:
  • Definition: The total number of living female Plectus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PFD
  • Label:
  • Definition: The total number of dead female Plectus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PJL
  • Label:
  • Definition: The total number of living juvenile Plectus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PJD
  • Label:
  • Definition: The total number of dead juvenile Plectus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PA
  • Label:
  • Definition: The total number of living and dead Plectus adult nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PJ
  • Label:
  • Definition: The total number of living and dead Plectus juvenile nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PTL
  • Label:
  • Definition: total number of living Plectus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PTD
  • Label:
  • Definition: The total number of dead Plectus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
PT
  • Label:
  • Definition: The total number of live + dead Plectus (juvenile and adults) nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
TOTAL_ROTIFERS
  • Label: total rotifers
  • Definition: total number of rotifers per kg soil oven dry weight equivalent present in a sample
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
TOTAL_TARDIGRADES
  • Label: total tardigrades
  • Definition: total number of tardigrades per kg soil oven dry weight equivalent present in a sample
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
LIVENEMS
  • Label: Live nematodes
  • Definition: The total number of living nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent (#/kg soil).
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
DEADNEMS
  • Label: Dead nematodes
  • Definition: The total number of dead nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent (#/kg soil).
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
UNCLASSIFIED_NEMA
  • Label:
  • Definition: The total number of nematodes extracted from the soil sample for which sex and life stage and/or species was not determined in number of organisms per kg soil oven dry weight equivalent
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
TOTALNEMS
  • Label: Total nematodes
  • Definition: The total number of living and dead nematodes extracted from the soil sample in number of organisms per kg soil oven dry weight equivalent (#/kg soil).
  • Type: Physical quantity
  • Unit: # kg/soil
  • Maximum: Not specified
  • Minimum: 0
  • Precision: Not specified
  • Missing values:
    • Null = None given
COMMENTS
  • Label:
  • Definition: Generic comments about the sample
  • Type: Nominal
  • Missing values: None specified
Source URL: https://mcm.lternet.edu/content/soilssnowfence