Plot

• Label: Plot ID
• Definition: 16 m plots in FASET
• Type: Nominal
• Missing values: None specified

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Species

• Label: Tree Species
• Definition: The abbreviated scientific name of each tree species.
• Type: Code list
• Codes:
  • ACRU = Acer rubrum
  • QURU = Quercus rubrua
  • PIST = Pinus strobis
  • ACSA = Acer saccharum
  • FAGR = Fagus grandifolia
• Missing values: None specified

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canopy

• Label: Canopy Position
• Definition: The overstory or understory position of the referenced tree.
• Type: Code list
• Codes:
  • O = overstory
  • U = understory
• Missing values: None specified

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percent_N

• Label: Percent Nitrogen
• Definition: Weight percent nitrogen in the sample.
• Type: Physical quantity
• Unit: percent
• Maximum: Not specified
• Minimum: Not specified
• Precision: 0.001
• Missing values:
  • NA =

,
percent_C

• Label: Percent Carbon
• Definition: Weight percent carbon in the sample.
• Type: Physical quantity
• Unit: percent
• Maximum: Not specified
• Minimum: Not specified
• Precision: 0.01
• Missing values:
  • NA =

,
CN_molar_ratio

• Label: Carbon Nitrogen Molar Ratio
• Definition: Molar ratio of C:N in the sample of interest. Calculated as follows: C/N = %C / %N * 1.17.
• Type: Nominal
• Missing values: None specified