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Metadata Date (at beginning and end of data collection) (year, month, date) PowerPoint Presentation
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Metadata Date (at beginning and end of data collection) (year, month, date) - PowerPoint PPT Presentation


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Metadata Date (at beginning and end of data collection) (year, month, date) Growing season ? (yes or no) GPS location (in decimal degrees) In situ or pot? Species ID (family, genus, species) Plant functional type Growth form C3/C4/ Cyad Angiosperm/ gymnosperm Deciduous/evergreen

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slide1

Metadata

    • Date (at beginning and end of data collection) (year, month, date)
    • Growing season? (yes or no)
    • GPS location (in decimal degrees)
    • In situ or pot?
    • Species ID (family, genus, species)
    • Plant functional type
    • Growth form
    • C3/C4/Cyad
    • Angiosperm/ gymnosperm
    • Deciduous/evergreen
    • Contributor
    • Citation
    • Site ID
  • Root order
  • Functional classification
  • Soil depth ( upper and lower) (cm)
  • Depth of field (mm)
  • Treatment, extent of treatment, and unit for extent
  • Collection method
  • Soil block dimensions (length, width, height) (cm)
  • Calculation method
  • Latitude, longitude
  • Stand age (yr)
  • Location notes
  • notes
slide2

Morphology

    • Root diameter (mm)
    • Specific root length (SRL) (m g-1)
    • Root tissue density (RTD) (g cm-1)
    • Branching intensity (# roots per higher order root)
    • Branching architecture (root length per higher order root)
    • Type of mycorrhizae (AM or EM)
    • % EM colonization (% tips colonized)
    • % AM colonization (% length colonized)
  • Anatomy
    • Stele diameter (µm)
    • Cortex diameter (µm)
    • Root porosity (aerenchyma area)
    • Vessel diameter (µm)
    • Phellem
  • Standing Biomass
    • Absolute biomass (g m-2)
    • % total biomass (by order, diameter, and functional class)
    • Annual production (g m-2)
    • Annual mortality (g m-2 year-1)
    • Biomass turnover (g m-2a-1)
slide3

Chemistry

    • Root C, N, K, P, Al, Ca, Mg (mg g-1)
    • Root Cr, Ni, Cu, Zn, As, Cd, Pb(mg kg-1)
    • C:N ratio
    • C storage (kg C hm-2)
    • Ion concentration (Na+ and Cl-) (mg g d.wt-1)
    • Lignin
    • Cellulose
    • Hemi-cellulose
    • Carbohydrates (TNC)(mg g-1)
    • Isotopic concentration

Mean root stable δ15N (%)

  • Dynamics
    • Survivorship (roots year-1)
    • Growing season survivorship (% growing season-1)
    • Phenology production
    • Phenology mortality
    • Lifespan (days)
    • Turnover rate (% growing season-1)
  • Function
    • Respiration rate (nmol O2 g-1 s-1)
    • Respiration rate by mass (nmol s-1 m-2)
    • Nutrient uptake
    • Water uptake
    • Exudate rate
    • Oxygenation rate
    • Enzyme production
    • Conductance
slide4

Soil dynamics

    • Soil temperature (°C)
    • Volumetric soil water content (%)
    • Oxygen availability
    • Soil respiration
    • Mineralization rate
  • Climate
    • Mean annual precipitation (mm)
    • Min & max monthly temperature (°C)
    • Mean annual temperature (°C)
    • Chamber temperature (day, night) (°C)
  • Other site characteristics
    • Elevation (m above sea level)
    • Slope (°)
  • Soils
    • pH
    • Textural class
    • Soil horizon
    • % sand, silt, clay, and SOM
    • Bulk density (g cm-3)
    • Soil N and P (g kg-1)
    • Al:Ca ratio
    • Cation exchange capacity (CEC) (meq cg-1)
    • % base cation saturation
    • Elemental concentration (total and exchangeable)
    • Redox potential (mV)
  • Vegetation
    • Basal area (total and by species)
    • LAI (total and by species)
    • Photosynthesis