"Description of the dataset from: 'Choice of resolution by functional trait or taxonomy affects allometric scaling in soil food webs.' Authors: Sechi, Valentina; Brussaard, Lijbert; De Goede, Ron G.M.; Rutgers, Michiel; Mulder, Christian. The American Naturalist 2014." Symbol Explanation Record_ID Observation Number (from #1 to #588) Plot_ID Plot Identification Letter (A to C) Replicate "Replicate Code (1, 2 and 3)" Web_ID Unique combination of Plot ID and Replicate MajorGroup "Main groups, here: size-defined binned groups (Bacteria, Fungi, Protozoa, Microfauna, Mesofauna, Macrofauna) and Plant roots (Plantae)" PhylogeneticGroup "Large Taxonomic Entities, here: Plantae, Fungi, Bacteria, Amoebae, Flagellatae, Nematoda, Collembola, Acarina, Enchytraeidae, Lumbricidae" OTU Operational Taxonomic Unit Guild Assigned Feeding Preference Trophic_ID "The 2-digits Identification code: First number identifies the trophic preference, second number the phylogenetic group (see Trophic_ID synopsis)" Taxon_ID "The 5-digits Identification code: First number identifies the trophic preference, second number the phylogenetic group, third, fourth and fifth the taxon (see Taxon_ID synopsis)" TrophicLevel "The trophic level (1, 2 and 3) used to build the biomass pyramids" Log10(Abundance) Log population density (n / m^2) Log10(Mass) Log site-specific body-mass average (µg dry weight) Log10(Biomass) Log (Mass x Abundance) TotalSoil-C Carbon content in mmol / kg soil dry weight TotalSoil-N Nitrogen content in mmol / kg soil dry weight TotalSoil-P Phosphorus content in mmol / kg soil dry weight Soil-pH Soil pH in potassium chloride solution (1M KCl) Trophic_ID Synopsis 36 Bacterivore amoebae 34 Bacterivore enchytraeid 37 Bacterivore flagellate 31 Bacterivore nematode 24 Fungivore enchytraeid 23 Fungivore insect 21 Fungivore nematode 72 Generalist mite 12 Macrophytophage and panphytophage mite 22 Microphytophage mite (feeding on fungi) 82 Omnivore mite 81 Omnivore nematode 41 "Passive lifestage, substrate-related nematode" 13 Plant-feeding insect (springtail) 11 Plant-feeding nematode 51 Predating nematode (consuming nematodes) 62 Predatory mite (attacking arthropods) 52 Predatory mite (attacking nematodes) 92 Predatory mite (parasitizing mites and nematodes) 48 Primary (heterotrophic) producer 49 Primary (heterotrophic) producer 45 Substrate-ingesting earthworm 44 Substrate-inhabiting enchytraeid #0 Primary (autotrophic) producer Taxon_ID Synopsis * [FIRST KEY: THE 1st NUMBER (1 up to 9) PROVIDE INFORMATION ON THE MAIN FEEDING STRATEGY] *1 Plant-feeder *2 Fungivore *3 Bacterivore *4 Substrate ingestion *5 Predator of nematodes *6 Predator of arthropods *7 "General predator (predator of nematodes and of arthropods, but no parasitizing life stage)" *8 "Omnivore (generalist, predator, plant-feeder and/or fungivore, possibly parasite)" *9 Parasite (hosts are mites or nematodes; no passive dispersal of deutonymphs by phoresy) *# Primary (autotrophic) producer ** [SECOND KEY: THE 2nd NUMBER IDENTIFIES THE PHYLOGENETIC GROUP] **1 Nematoda **2 Acarina **3 Collembola **4 Enchytraeidae **5 Lumbricidae **6 Amoebae **7 Flagellatae **8 Bacteria **9 Fungi **9 Plantae "[FINALLY, THE LAST THREE NUMBERS IDENTIFY THE TAXON (see Appendix B)]" Authentication Procedure: "For the Dryad data file entitled 'Recasting Mass–Abundance Relationships in a Grassland Field Experiment.txt', the sum of all the three columns Log(Abundance), Log(Mass) and Log(Biomass) must equal 4921.64"