Plant Apparency 1992 Wet Season Transposed

Various habitat characteristics and apparency of common plant taxa at 7 heights (every 0.5 m from ground level to 3 m) observed in the wet season of 1992 in the LFDP

Number of Records: 

8040

Date Range: 

1992-07-01 to 1992-07-31

Download: 

Order: 

1

Variables

Variables: 

Year of observation or monitoring
  • Label: YEAR
  • Definition: Year (in yyyy) format when the observation or monitoring was made at the field.
  • Type: Date/time
  • Date format: YYYY
  • Missing values: None specified
Point of measurement
  • Label: Point
  • Definition: Point in the grid where the observation was performed. There is no record of the grid point if no observation was performed.
  • Type: Nominal
  • Missing values: None specified
Elevation at point of observation
  • Label: ELEVATION
  • Definition: Elevation in meters of Point in the grid where observation was performed
  • Type: Physical quantity
  • Unit: meter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Aspect at point of observation
  • Label: ASPECT
  • Definition: Aspect of Point in the grid where observation was performed
  • Type: Nominal
  • Missing values: None specified
Slope at point of observation
  • Label: SLOPE
  • Definition: Slope in percent of Point in the grid where observation was performed
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Rock Cover
  • Label: RC
  • Definition: Ranked variable representing percent rock cover. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Litter Cover
  • Label: LC
  • Definition: Ranked variable representing percent cover of leaf litter. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Vine Cover
  • Label: VC
  • Definition: Ranked variable representing percent cover of vines
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Dead Wood Cover
  • Label: DWC
  • Definition: Ranked variable representing precent cover of dead wood. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Nail test 1
  • Label: NAIL1
  • Definition: Number of leaves pulled up by a nail driven into the ground near the point in position 1. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Nail test 2
  • Label: NAIL2
  • Definition: Number of leaves pulled up by a nail driven into the ground near the point in position 2. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Nail test 3
  • Label: NAIL3
  • Definition: Number of leaves pulled up by a nail driven into the ground near the point in position 3. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Nail test 4
  • Label: NAIL4
  • Definition: Number of leaves pulled up by a nail driven into the ground near the point in position 4. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Nail test 5
  • Label: NAIL5
  • Definition: Number of leaves pulled up by a nail driven into the ground near the point in position 5. A blank cell means measurement was not taken.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Densio-meter reading 1
  • Label: DENS_1
  • Definition: Reading 1 from a spherical densiometer. A blank cell means measurement was not taken.
  • Type: Nominal
  • Missing values: None specified
Densio-meter reading 2
  • Label: DENS_2
  • Definition: Reading 2 from a spherical densiometer. A blank cell means measurement was not taken.
  • Type: Nominal
  • Missing values: None specified
Densio-meter reading 3
  • Label: DENS_3
  • Definition: Reading 3 from a spherical densiometer. A blank cell means measurement was not taken.
  • Type: Nominal
  • Missing values: None specified
Densio-meter reading 4
  • Label: DENS_4
  • Definition: Reading 4 from a spherical densiometer. A blank cell means measurement was not taken.
  • Type: Nominal
  • Missing values: None specified
Densio-meter first 4 readings average
  • Label: DENS_AVG
  • Definition: Average of the first 4 readings from a spherical densiometer. A blank cell means measurement was not taken.
  • Type: Nominal
  • Missing values: None specified
Species Code
  • Label: SpeciesCode
  • Definition: Species code extracted from the original file columns and converted into a value in the transformation of the data file from a Wide to a Long data matrix. R was used to do this transformation.
  • Type: Nominal
  • Missing values: None specified
Height of Intercept
  • Label: IntersectHeight
  • Definition: Height in meters at which the Apparency (number of intercepts) of the corresponding species was observed when applicable. A blank means that the label had no height.
  • Type: Physical quantity
  • Unit: meter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
Apparency of the species at a specific height
  • Label: SpeciesCount
  • Definition: Apparency of the species at the height specified by the last 3 characters in the corresponding species code. Apparency was defined as the number of intercepts of each species (or rocks or dead plant matter) on the plant apparency deviceThis value was extracted from the original file columns in the transformation of the data file from a Wide to a Long data matrix. R was used to do this transformation.
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified

Vertical Tabs

Header lines: 

1

Orientation: 

Column

Field delimiter: 

,

Record delimiter: 

\r\n

Methods: 

The original data file was converted to a Long data matrix data file using R with the following function: mydataTransposed <- melt(mydata, id.vars = c("YEAR", "Point", "ELEVATION", "ASPECT", "X.SLOPE", "SOIL_MOIST", "RC", "LC", "VC", "DWC", "NAIL1", "NAIL2", "NAIL3", "NAIL4", "NAIL5", "Nail_AVG", "DENS_1", "DENS_2", "DENS_3", "DENS_4", "DENS_AVG"), variable.name = "SpeciesCode", value.name = "SpeciesCount")