Methods

Experimental methods used in the NREL soil nematology lab

  • Field sampling
    • Antarctic dry valley soils – sampled for nematode extraction
    • Antarctic dry valley soils – sampled for chlorophyll a analysis
  • Nematode extraction and preservation
    • Sugar centrifugation used on Antarctic dry valley soils
    • Anhydrobiotic nematode extraction
    • Formalin preservation
  • Soil analyses
    • Soil moisture
    • Chlorophyll a
    • Inorganic nitrogen
    • Ammonium and nitrate
    • Total N, total C, organic and inorganic C
    • pH
    • Electrical conductivity

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