organism: soil metagenome
attributes.tag: collection_date
attributes.value: 2014-08-16
attributes.tag: depth
attributes.value: 0-10cm
attributes.tag: elev
attributes.value: 1650 m
attributes.tag: env_biome
attributes.value: not applicable
attributes.tag: env_feature
attributes.value: Grassland
attributes.tag: env_material
attributes.value: Soil
attributes.tag: geo_loc_name
attributes.value: China:Gansu
attributes.tag: lat_lon
attributes.value: 37.12 N 106.82 E
attributes.tag: annual_season_precpt
attributes.value: 359.3
attributes.tag: annual_season_temp
attributes.value: 7.1
attributes.tag: ph
attributes.value: 8.75
attributes.tag: ph_meth
attributes.value: Soil and water ratio is 2.5:1
attributes.tag: pool_dna_extracts
attributes.value: Mixed three DNA extraction,about 3000ng
attributes.tag: previous_land_use
attributes.value: Long-term grazing
attributes.tag: previous_land_use_meth
attributes.value: Free grazing
attributes.tag: samp_collect_device
attributes.value: Five 0¨C10 cm-thick soil samples were randomly collected from each quadrat (1 m ¡Á 1 m) and immediately mixed into a single soil sample.
attributes.tag: samp_size
attributes.value: 0.5g
attributes.tag: samp_vol_we_dna_ext
attributes.value: 0.05ml
attributes.tag: sieving
attributes.value: stored in a ¨C20¡ãC freezer
attributes.tag: store_cond
attributes.value: One week
attributes.tag: tot_n_meth
attributes.value: Soil total nitrogen was measured using the NC analyzer dry combustion method (Sumigraph NC-900; Sumika Chemical Analysis Service, Tokyo, Japan).
attributes.tag: tot_nitro
attributes.value: 0.4
attributes.tag: tot_org_c_meth
attributes.value: Water and inorganic carbon were removed by reacting the samples with phosphoric acid, after which soil organic carbon was measured using the NC analyzer dry combustion method (Sumigraph NC-900; Sumika Chemical Analysis Service, Tokyo, Japan).
attributes.tag: tot_org_carb
attributes.value: 2.89
attributes.tag: water_content_soil
attributes.value: 5.238095238
attributes.tag: water_content_soil_meth
attributes.value: the mass was stabilized by drying at 105¡ãC for 24 h, the water content of the soil was calculated
attributes.tag: BioSampleModel
attributes.value: MIMS.me
attributes.tag: BioSampleModel
attributes.value: MIGS/MIMS/MIMARKS.soil