SOILS_SNOWFENCE | McMurdo Dry Valleys LTER

Snowfence nematode and metazoa survey data units and spreadsheet column descriptions

File:

SOILS_SNOWFENCE.csv (57.48 KB)

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

Variables

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

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

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

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

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

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

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

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

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

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

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

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

Data Source Details

Header lines:

Orientation:

Column

Quote character:

Field delimiter:

Record delimiter:

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