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Landscape Ecosystems Understory by Class by Species

LE_Plots_Understory_byClass_bySpecies.csv
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Variables
Variables (legacy): 

Plot_ID

  • Label: Plot ID
  • Definition: Plot number
  • Type: Nominal
  • Missing values: None specified

,
Size_class

  • Label: Size class
  • Definition: Corresponds to a diameter at breast height (DBH) range in centimeters
  • Type: Code list
  • Codes:
    • 1 = DBH measurements between 1.5-4.0 cm
    • 2 = DBH measurements between 4.1-6.6 cm
    • 3 = DBH measurements between 6.7-9.0 cm
  • Missing values: None specified

,
Individuals_in_size_class

  • Label: Individuals in size class
  • Definition: Number of individuals of the given species in the same size class for the corresponding plot
  • Type: Nominal
  • Missing values: None specified

,
Genus

  • Label: Genus
  • Definition: Genus of the individuals being measured
  • Type: Nominal
  • Missing values: None specified

,
Species

  • Label: Species
  • Definition: Species of the individuals being measured
  • Type: Nominal
  • Missing values: None specified

Methods: 

For complete methods, see Pearsall 1995 from the Literature Cited below. GIS map layer of plots can be found on the University of Michigan Biological Station website as LE Plots Corrected 2016. The codes used in the Horizon column of the LE_PlotMaster_Soil_and_Vege.csv file are from United States Department of Agriculture 1975, a newer version can be referenced here: https://www.nrcs.usda.gov/wps/portal/nrcs/detail/national/home/?cid=nrcs...

Literature Cited

Lapin, M. 1990. The landscape ecosystem groups of the University of Michigan Biological Station: classification, mapping, and analysis of ecological diversity. Master Thesis. School of Natural Resources and Environment, University of Michigan, Ann Arbor, Michigan. 148 pp.

O'Connor, R. P. 2002. Ecosystem-mediated succession in aspen-dominated forests of Northern Lower Michigan. Master Thesis. School of Natural Resources and Environment, University of Michigan, Ann Arbor, Michigan. 134 pp.

Pearsall, D. R. 1995. Landscape ecosystems of the University of Michigan Biological Station: ecosystem diversity and ground-cover diversity. Ph.D. thesis, University of Michigan, Ann Arbor, Michigan. 431 pp. https://search.proquest.com/docview/304214124/abstract/A5B10FB9E09A45A9P...

Zogg, G. P. and B. V. Barnes. 1996. Ecological classification and analysis of wetland ecosystems, northern Lower Michigan, USA. Can J. For. Res. 25: 1865-1875.

CSV Header Lines: 
1
CSV Orientation: 
Long table

Resources

Additional Information

FieldValue
mimetypetext/csv
filesize56.07 KB
resource typefile upload
timestampJan 08, 2020