period

• Label: Incubation Period
• Definition: Codes indicate the deployment and collection time of hyphae bags used in the study.
• Type: Code list
• Codes:
  • 2009 = Deployed Oct 2009, collected May 2010
  • 2010 = Deployed May 2010, collected September 2010
  • 2011 = Deployed Sept 2010, collected Jul 2011
  • 2011.5 = Deployed Jul 2011, collected Oct 2011
• Missing values:
  • NA =

,
Treat

• Label: Treatment
• Definition: Treatment area: FASET (girdled) or REF (ungirdled)
• Type: Code list
• Codes:
  • FASET = Girdled
  • REF = Ungirdled
• Missing values: None specified

,
Plot

• Label: Plot
• Definition: Plot ID following AmeriFlux/FASET naming convention.
• Type: Nominal
• Missing values: None specified

,
Sample_Type

• Label: Sample Type
• Definition: Indicates differences in the deployment technique used for the mesh bags.
• Type: Nominal
• Missing values: None specified

,
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_N_corr

• Label: Percent Nitrogen Corrected
• Definition: Percent Nitrogen in the sample corrected for mineral contamination of hyphae bags. Percent Nitrogen Corrected is equal to 43 percent divided by Percent Carbon times Percent Nitrogen.
• Type: Nominal
• Missing values: None specified

,
d15N

• Label: Isotopic Signature of Nitrogen 15
• Definition: Deviation in ratio of 15N:14N of a sample from the 15N:15N ratio found in air.
• Type: Physical quantity
• Unit: perMille
• Maximum: Not specified
• Minimum: Not specified
• Precision: Not specified
• 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 =

,
d13C

• Label: Isotopic Signature of Carbon 13
• Definition: Deviation in ratio of 13C:12C of a sample from the 13C:12C ratio found in the Pee Dee Belemnite (PDB) limestone standard.
• Type: Physical quantity
• Unit: perMille
• Maximum: Not specified
• Minimum: Not specified
• Precision: 0.01
• Missing values:
  • NA =

,
hyphae_biomass

• Label: Hyphae Biomass
• Definition: The estimated amount of hyphae biomass for the associated sample.
• Type: Physical quantity
• Unit: kilogramsPerHectar
• Maximum: Not specified
• Minimum: Not specified
• Precision: 1
• Missing values:
  • NA =