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MIxS Checklist · ERC000055

agriculture

Genomic Standards Consortium package extension for reporting of measurements and observations obtained from the environment where the sample was obtained. By choosing the environmental package, a selection of fields can be made from a relevant subsets of the GSC terms.

177 fields2 requiredmixsv1.0.0
SeqDesk offers this GSC MIxS environment checklist when you define studies and samples, so contributors enter exactly the metadata the standard expects. The catalog is kept in sync with the upstream GSC MIxS / ENA checklist definitions (registry v2), last updated 2026-06-03, and is published through our registry API. Source: https://www.ebi.ac.uk/ena/browser/view/ERC000055.

Organism characteristics: ecosystem

biotic relationship [deprecated]Optional
biotic_relationship_deprecated

free text description of relationship(s) between the subject organism and other organism(s) it is associate with, e.g., parasite on species X; mutualist with species Y, the target organism is the subject of the relationship, and the other organism(s) is the object

text
trophic levelOptional
trophic_level

Trophic levels are the feeding position in a food chain. Microbes can be a range of producers (e.g. chemolithotroph)

select30 options
known pathogenicityOptional
known_pathogenicity

To what is the entity pathogenic, for instance plant, fungi, bacteria

text
relationship to oxygenOptional
relationship_to_oxygen

Is this organism an aerobe, anaerobe? Please note that aerobic and anaerobic are valid descriptors for microbial environments

select7 options
propagationOptional
propagation

The type of reproduction from the parent stock. Values for this field is specific to different taxa. For phage or virus: lytic/lysogenic/temperate/obligately lytic. For plasmids: incompatibility group. For eukaryotes: sexual/asexual. Mandatory for MIGs of eukayotes, plasmids and viruses.

text
observed host symbiontsOptional
observed_host_symbionts

The taxonomic name of the organism(s) found living in mutualistic, commensalistic, or parasitic symbiosis with the specific host.

text

sample collection: methods, storage and transport

sample collection deviceOptional
sample_collection_device

The device used to collect an environmental sample. It is recommended to use terms listed under environmental sampling device (http://purl.obolibrary.org/obo/ENVO) and/or terms listed under specimen collection device (http://purl.obolibrary.org/obo/GENEPIO_0002094).

text
sample collection methodOptional
sample_collection_method

The method employed for collecting the sample. Can be provided in the form of a PMID, DOI, url or text.

text
sample storage temperatureOptional
sample_storage_temperature

temperature at which sample was stored, e.g. -80

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sample storage locationOptional
sample_storage_location

Location at which sample was stored, usually name of a specific freezer/room. Indicate the location name.

text
size-fraction lower thresholdOptional
sizefraction_lower_threshold

Refers to the mesh/pore size used to retain the sample. Materials smaller than the size threshold are excluded from the sample

text
size-fraction upper thresholdOptional
sizefraction_upper_threshold

Refers to the mesh/pore size used to pre-filter/pre-sort the sample. Materials larger than the size threshold are excluded from the sample

text

local environment conditions: soil

soil_taxonomic/FAO classificationOptional
soil_taxonomicfao_classification

soil classification from the FAO World Reference Database for Soil Resources

text
soil_taxonomic/local classificationOptional
soil_taxonomiclocal_classification

soil classification based on local soil classification system

text
soil_taxonomic/local classification methodOptional
soil_taxonomiclocal_classification_method

reference or method used in determining the local soil classification

text
soil typeOptional
soil_type

Description of the soil type or classification. This field accepts terms under soil (http://purl.obolibrary.org/obo/ENVO_00001998). Multiple terms can be separated by pipes.

select32 options
soil type methodOptional
soil_type_method

reference or method used in determining soil series name or other lower-level classification

text
soil texture measurementOptional
soil_texture_measurement

the relative proportion of different grain sizes of mineral particles in a soil, as described using a standard system; express as % sand (50 um to 2 mm), silt (2 um to 50 um), and clay (<2 um) with textural name (e.g., silty clay loam) optional.

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soil texture methodOptional
soil_texture_method

reference or method used in determining soil texture

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soil pHOptional
soil_ph

pH measurement of the soil; e.g. 6.2

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soil coverOptional
soil_cover

Description of the material covering the sampled soil. This field accepts terms under ENVO:00010483, environmental material.

text

sample collection: core sample properties

oxygenation status of sampleOptional
oxygenation_status_of_sample

oxygenation status of sample

select2 options
microbial biomassOptional
microbial_biomass

the part of the organic matter in the soil that constitutes living microorganisms smaller than 5-10 µm. IF you keep this, you would need to have correction factors used for conversion to the final units, which should be mg C (or N)/kg soil).

text

non-sample terms: study or project

project nameOptional
project_name

Name of the project within which the sequencing was organized

text

food and agriculture: farm

farm equipment sanitizationOptional
farm_equipment_sanitization

Method used to sanitize growing and harvesting equipment. This can including type and concentration of sanitizing solution. Multiple terms can be separated by one or more pipes.

text
equipment shared with other farmsOptional
equipment_shared_with_other_farms

List of planting, growing or harvesting equipment shared with other farms. This field accepts terms listed under agricultural implement (http://purl.obolibrary.org/obo/AGRO_00000416). Multiple terms can be separated by pipes.

text
farm equipment usedOptional
farm_equipment_used

List of equipment used for planting, fertilization, harvesting, irrigation, land levelling, residue management, weeding or transplanting during the growing season. This field accepts terms listed under agricultural implement (http://purl.obolibrary.org/obo/AGRO_00000416). Multiple terms can be separated by pipes.

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farm watering water sourceOptional
farm_watering_water_source

Source of water used on the farm for irrigation of crops or watering of livestock.

text
food production system characteristicsOptional
food_production_system_characteristics

Descriptors of the food production system or of the agricultural environment and growing conditions related to the farm production system, such as wild caught, organic, free-range, industrial, dairy, beef, domestic or cultivated food production. This field accepts terms listed under food production (http://purl.obolibrary.org/obo/FOODON_03530206). Multiple terms may apply and can be separated by pipes.

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animal water delivery methodOptional
animal_water_delivery_method

Description of the equipment or method used to distribute water to livestock. This field accepts termed listed under water delivery equipment (http://opendata.inra.fr/EOL/EOL_0001653). Multiple terms can be separated by pipes.

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plant water delivery methodOptional
plant_water_delivery_method

Description of the equipment or method used to distribute water to crops. This field accepts termed listed under irrigation process (http://purl.obolibrary.org/obo/AGRO_00000006). Multiple terms can be separated by pipes.

text
food harvesting processOptional
food_harvesting_process

A harvesting process is a process which takes in some food material from an individual or community of plant or animal organisms in a given context and time, and outputs a precursor or consumable food product. This may include a part of an organism or the whole, and may involve killing the organism.

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food production characteristicsOptional
food_production_characteristics

Descriptors of the food production system such as wild caught, free-range, organic, free-range, industrial, dairy, beef.

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fertilizer administration dateOptional
fertilizer_administration_date

Date of administration of soil amendment or fertilizer. Multiple terms may apply and can be separated by pipes, listing in reverse chronological order.

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crop yieldOptional
crop_yield

Amount of crop produced per unit or area of land.

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non-sample terms

ploidyOptional
ploidy

The ploidy level of the genome (e.g. allopolyploid, haploid, diploid, triploid, tetraploid). It has implications for the downstream study of duplicated gene and regions of the genomes (and perhaps for difficulties in assembly). For terms, please select terms listed under class ploidy (PATO:001374) of Phenotypic Quality Ontology (PATO), and for a browser of PATO (v 2018-03-27) please refer to http://purl.bioontology.org/ontology/PATO

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number of repliconsOptional
number_of_replicons

Reports the number of replicons in a nuclear genome of eukaryotes, in the genome of a bacterium or archaea or the number of segments in a segmented virus. Always applied to the haploid chromosome count of a eukaryote. Mandatory for MIGS of eukaryotes, bacteria, archaea and segmented virus.

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extrachromosomal elementsOptional
extrachromosomal_elements

Do plasmids exist of significant phenotypic consequence (e.g. ones that determine virulence or antibiotic resistance). Megaplasmids? Other plasmids (borrelia has 15+ plasmids).

text
estimated sizeOptional
estimated_size

The estimated size of the genome (in bp) prior to sequencing. Of particular importance in the sequencing of (eukaryotic) genome which could remain in draft form for a long or unspecified period. Mandatory for MIGS of eukaryotes.

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target geneOptional
target_gene

Targeted gene or locus name for marker gene studies

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target subfragmentOptional
target_subfragment

Name of subfragment of a gene or locus. Important to e.g. identify special regions on marker genes like V6 on 16S rRNA

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multiplex identifiersOptional
multiplex_identifiers

Molecular barcodes, called Multiplex Identifiers (MIDs), that are used to specifically tag unique samples in a sequencing run. Sequence should be reported in uppercase letters

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sequence quality checkOptional
sequence_quality_check

Indicate if the sequence has been called by automatic systems (none) or undergone a manual editing procedure (e.g. by inspecting the raw data or chromatograms). Applied only for sequences that are not submitted to SRA or DRA

select3 options
chimera check softwareOptional
chimera_check_software

Tool(s) used for chimera checking, including version number and parameters, to discover and remove chimeric sequences. A chimeric sequence is comprised of two or more phylogenetically distinct parent sequences.

text
relevant electronic resourcesOptional
relevant_electronic_resources

A related resource that is referenced, cited, or otherwise associated to the sequence in the format of a PMID, DOI or URL

text
relevant standard operating proceduresOptional
relevant_standard_operating_procedures

Standard operating procedures used in assembly and/or annotation of genomes, metagenomes or environmental sequences in the format of a PMID, DOI or URL

text
16s recoveredOptional
16s_recovered

Can a 16S gene be recovered from the submitted bin, SAG or MAG?

select2 options
16S recovery softwareOptional
16s_recovery_software

Tools used for 16S rRNA gene extraction. Add names and versions of software(s), parameters used

text

Collection event information

collection dateRequired
collection_date

The date the sample was collected with the intention of sequencing, either as an instance (single point in time) or interval. In case no exact time is available, the date/time can be right truncated i.e. all of these are valid ISO8601 compliant times: 2008-01-23T19:23:10+00:00; 2008-01-23T19:23:10; 2008-01-23; 2008-01; 2008.

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altitudeOptional
altitude

The altitude of the sample is the vertical distance between Earth's surface above Sea Level and the sampled position in the air.

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geographic location (latitude)Optional
geographic_location_latitude

The geographical origin of the sample as defined by latitude. The values should be reported in decimal degrees and in WGS84 system

text
geographic location (longitude)Optional
geographic_location_longitude

The geographical origin of the sample as defined by longitude. The values should be reported in decimal degrees and in WGS84 system

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geographic location (region and locality)Optional
geographic_location_region_and_locality

The geographical origin of the sample as defined by the specific region name followed by the locality name.

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broad-scale environmental contextOptional
broadscale_environmental_context

Report the major environmental system the sample or specimen came from. The system(s) identified should have a coarse spatial grain, to provide the general environmental context of where the sampling was done (e.g. in the desert or a rainforest). We recommend using subclasses of EnvO’s biome class: http://purl.obolibrary.org/obo/ENVO_00000428. EnvO documentation about how to use the field: https://github.com/EnvironmentOntology/envo/wiki/Using-ENVO-with-MIxS.

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local environmental contextOptional
local_environmental_context

Report the entity or entities which are in the sample or specimen’s local vicinity and which you believe have significant causal influences on your sample or specimen. We recommend using EnvO terms which are of smaller spatial grain than your entry for "broad-scale environmental context". Terms, such as anatomical sites, from other OBO Library ontologies which interoperate with EnvO (e.g. UBERON) are accepted in this field. EnvO documentation about how to use the field: https://github.com/EnvironmentOntology/envo/wiki/Using-ENVO-with-MIxS.

text
environmental mediumOptional
environmental_medium

Report the environmental material(s) immediately surrounding the sample or specimen at the time of sampling. We recommend using subclasses of 'environmental material' (http://purl.obolibrary.org/obo/ENVO_00010483). EnvO documentation about how to use the field: https://github.com/EnvironmentOntology/envo/wiki/Using-ENVO-with-MIxS . Terms from other OBO ontologies are permissible as long as they reference mass/volume nouns (e.g. air, water, blood) and not discrete, countable entities (e.g. a tree, a leaf, a table top).

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elevationOptional
elevation

The elevation of the sampling site as measured by the vertical distance from mean sea level.

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culture isolation dateOptional
culture_isolation_date

A culture isolation date is a date-time entity marking the end of a process in which a sample yields a positive result for the target microbial analyte(s) in the form of an isolated colony or colonies.

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sample collection

sievingOptional
sieving

Collection design of pooled samples and/or sieve size and amount of sample sieved

text
microbial biomass methodOptional
microbial_biomass_method

Reference or method used in determining microbial biomass

text
organism countOptional
organism_count

Total cell count of any organism (or group of organisms) per gram, volume or area of sample, should include name of organism followed by count. The method that was used for the enumeration (e.g. qPCR, atp, mpn, etc.) Should also be provided. (example: total prokaryotes; 3.5e7 cells per ml; qpcr)

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horizon methodOptional
horizon_method

Reference or method used in determining the horizon

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unusual properties

extreme_unusual_properties/heavy metalsOptional
extreme_unusual_propertiesheavy_metals

heavy metals present and concentrations of any drug used by subject and the frequency of usage; can include multiple heavy metals and concentrations

text
extreme_unusual_properties/heavy metals methodOptional
extreme_unusual_propertiesheavy_metals_method

reference or method used in determining heavy metals

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Organism characteristics

plant structureOptional
plant_structure

name of plant structure that the sample was obtained from; for Plant Ontology (PO) terms see http://purl.bioontology.org/ontology/PO, e.g. petiole epidermis (PO_0000051); if an individual flower is sampled the sex of it can be recorded here

text
geographic location (country and/or sea)Required
geographic_location_country_andor_sea

The geographical origin of where the sample was collected from, with the intention of sequencing, as defined by the country or sea name. Country or sea names should be chosen from the INSDC country list (http://insdc.org/country.html).

select294 options

host disorder

host disease statusOptional
host_disease_status

list of diseases with which the host has been diagnosed; can include multiple diagnoses. The value of the field depends on host; for humans the terms should be chosen from DO (Disease Ontology) at http://www.disease-ontology.org, other hosts are free text

text

host description

host common nameOptional
host_common_name

common name of the host, e.g. human

text
host ageOptional
host_age

age of host at the time of sampling; relevant scale depends on species and study, e.g. could be seconds for amoebae or centuries for trees

text
host taxidOptional
host_taxid

NCBI taxon id of the host, e.g. 9606

text
host life stageOptional
host_life_stage

description of life stage of host

text
host heightOptional
host_height

the height of subject

text
host lengthOptional
host_length

the length of subject

text
host total massOptional
host_total_mass

total mass of the host at collection, the unit depends on host

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host phenotypeOptional
host_phenotype

phenotype of host. For Phenotypic quality Ontology (PATO) (v 2013-10-28) terms, please see http://purl.bioontology.org/ontology/PATO

text
host scientific nameOptional
host_scientific_name

Scientific name of the natural (as opposed to laboratory) host to the organism from which sample was obtained.

text
host subspecific genetic lineageOptional
host_subspecific_genetic_lineage

Information about the genetic distinctness of the host organism below the subspecies level e.g., serovar, serotype, biotype, ecotype, variety, cultivar, or any relevant genetic typing schemes like Group I plasmid. Subspecies should not be recorded in this term, but in the NCBI taxonomy. Supply both the lineage name and the lineage rank separated by a colon, e.g., biovar:abc123.

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link

link to climate informationOptional
link_to_climate_information

link to climate resource

text
link to classification informationOptional
link_to_classification_information

link to digitized soil maps or other soil classification information

text

local environment conditions

climate environmentOptional
climate_environment

treatment involving an exposure to a particular climate; can include multiple climates

text
presence of pets, animals, or insectsOptional
presence_of_pets_animals_or_insects

The type and number of animals or insects present in the sampling space.

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current vegetationOptional
current_vegetation

vegetation classification from one or more standard classification systems, or agricultural crop

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gaseous environmentOptional
gaseous_environment

use of conditions with differing gaseous environments; should include the name of gaseous compound, amount administered, treatment duration, interval and total experimental duration; can include multiple gaseous environment regimens

text
humidityOptional
humidity

amount of water vapour in the air, at the time of sampling

text
current vegetation methodOptional
current_vegetation_method

reference or method used in vegetation classification

text
seasonal environmentOptional
seasonal_environment

treatment involving an exposure to a particular season (e.g. winter, summer, rabi, rainy etc.)

text
soil horizonOptional
soil_horizon

specific layer in the land area which measures parallel to the soil surface and possesses physical characteristics which differ from the layers above and beneath

select6 options
solar irradianceOptional
solar_irradiance

the amount of solar energy that arrives at a specific area of a surface during a specific time interval

text
drainage classificationOptional
drainage_classification

drainage classification from a standard system such as the USDA system

select6 options
temperatureOptional
temperature

temperature of the sample at time of sampling

text
pH methodOptional
ph_method

reference or method used in determining pH

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slope gradientOptional
slope_gradient

commonly called slope. The angle between ground surface and a horizontal line (in percent). This is the direction that overland water would flow. This measure is usually taken with a hand level meter or clinometer.

text
slope aspectOptional
slope_aspect

the direction a slope faces. While looking down a slope use a compass to record the direction you are facing (direction or degrees); e.g., NW or 315°. This measure provides an indication of sun and wind exposure that will influence soil temperature and evapotranspiration.

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profile positionOptional
profile_position

cross-sectional position in the hillslope where sample was collected.sample area position in relation to surrounding areas

select5 options

concentration measurement

total organic carbon methodOptional
total_organic_carbon_method

Reference or method used in determining total organic carbon

text
total nitrogen content methodOptional
total_nitrogen_content_method

Reference or method used in determining the total nitrogen

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total phosphateOptional
total_phosphate

total amount or concentration of phosphate

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total nitrogen concentrationOptional
total_nitrogen_concentration

Concentration of nitrogen (total). Total nitrogen concentration of water samples, calculated by: total nitrogen = total dissolved nitrogen + particulate nitrogen. Can also be measured without filtering, reported as nitrogen

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total carbonOptional
total_carbon

total carbon content

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total organic carbonOptional
total_organic_carbon

Definition for soil: total organic C content of the soil units of g C/kg soil. Definition otherwise: total organic carbon content

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water pHOptional
water_ph

pH measurement of the sample, or liquid portion of sample, or aqueous phase of the fluid.

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photosynthetic activity methodOptional
photosynthetic_activity_method

Reference or method used in measurement of photosythentic activity

text
photosynthetic activityOptional
photosynthetic_activity

Measurement of photosythetic activity (i.e. leaf gas exchange / chlorophyll fluorescence emissions / reflectance / transpiration) Please also include the term method term detailing the method of activity measurement.

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Pointer to physical material

source material identifiersOptional
source_material_identifiers

A unique identifier assigned to a material sample (as defined by http://rs.tdwg.org/dwc/terms/materialSampleID, and as opposed to a particular digital record of a material sample) used for extracting nucleic acids, and subsequent sequencing. The identifier can refer either to the original material collected or to any derived sub-samples. The INSDC qualifiers /specimen_voucher, /bio_material, or /culture_collection may or may not share the same value as the source_mat_id field. For instance, the /specimen_voucher qualifier and source_mat_id may both contain 'UAM:Herps:14' , referring to both the specimen voucher and sampled tissue with the same identifier. However, the /culture_collection qualifier may refer to a value from an initial culture (e.g. ATCC:11775) while source_mat_id would refer to an identifier from some derived culture from which the nucleic acids were extracted (e.g. xatc123 or ark:/2154/R2).

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local environment history

history/previous land useOptional
historyprevious_land_use

previous land use and dates

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previous land use methodOptional
previous_land_use_method

Reference or method used in determining previous land use and dates

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history/crop rotationOptional
historycrop_rotation

whether or not crop is rotated, and if yes, rotation schedule

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history/agrochemical additionsOptional
historyagrochemical_additions

addition of fertilizers, pesticides, etc. - amount and time of applications

text
history/tillageOptional
historytillage

note method(s) used for tilling

select9 options
history/fireOptional
historyfire

historical and/or physical evidence of fire

text
history/floodingOptional
historyflooding

historical and/or physical evidence of flooding

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history/extreme eventsOptional
historyextreme_events

unusual physical events that may have affected microbial populations

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mean seasonal humidityOptional
mean_seasonal_humidity

Average humidity of the region throughout the growing season.

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mean seasonal temperatureOptional
mean_seasonal_temperature

Mean seasonal temperature

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mean seasonal precipitationOptional
mean_seasonal_precipitation

The average of all seasonal precipitation values known, or an estimated equivalent value derived by such methods as regional indexes or Isohyetal maps.

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seasonOptional
season

The season when sampling occurred. Any of the four periods into which the year is divided by the equinoxes and solstices. This field accepts terms listed under season (http://purl.obolibrary.org/obo/NCIT_C94729).

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mean annual precipitationOptional
mean_annual_precipitation

The average of all annual precipitation values known, or an estimated equivalent value derived by such methods as regional indexes or Isohyetal maps.

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mean annual temperatureOptional
mean_annual_temperature

Mean annual temperature

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host details

host genotypeOptional
host_genotype

observed genotype

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host specificity or rangeOptional
host_specificity_or_range

The range and diversity of host species that an organism is capable of infecting, defined by NCBI taxonomy identifier.

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host dry massOptional
host_dry_mass

measurement of dry mass

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treatment

spike-in microbial strainOptional
spikein_microbial_strain

Taxonomic information about the spike-in organism(s) at the strain level. This field accepts terms under organism (http://purl.obolibrary.org/obo/NCIT_C14250). This field also accepts identification numbers from NCBI under https://www.ncbi.nlm.nih.gov/taxonomy. Multiple terms can be separated by pipes.

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perturbationOptional
perturbation

type of perturbation, e.g. chemical administration, physical disturbance, etc., coupled with time that perturbation occurred; can include multiple perturbation types

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experimental factor and block

negative control typeOptional
negative_control_type

The substance or equipment used as a negative control in an investigation

text
positive control typeOptional
positive_control_type

The substance, mixture, product, or apparatus used to verify that a process which is part of an investigation delivers a true positive.

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experimental factorOptional
experimental_factor

Experimental factors are essentially the variable aspects of an experiment design which can be used to describe an experiment, or set of experiments, in an increasingly detailed manner. This field accepts ontology terms from Experimental Factor Ontology (EFO) and/or Ontology for Biomedical Investigations (OBI). For a browser of EFO (v 2.95) terms, please see http://purl.bioontology.org/ontology/EFO; for a browser of OBI (v 2018-02-12) terms please see http://purl.bioontology.org/ontology/OBI. E.g. time series design [EFO:EFO_0001779]

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Organism characteristics: genetic

encoded traitsOptional
encoded_traits

Should include key traits like antibiotic resistance or xenobiotic degradation phenotypes for plasmids, converting genes for phage

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genetic modificationOptional
genetic_modification

A genetic modification of the genome of an organism which may occur naturally by spontaneous mutation, or be introduced by some experimental means. Examples of genetic modification include specification of a transgene or the gene knocked-out or details of transient transfection.

text
subspecific genetic lineageOptional
subspecific_genetic_lineage

Information about the genetic distinctness of the sequenced organism below the subspecies level, e.g., serovar, serotype, biotype, ecotype, or any relevant genetic typing schemes like Group I plasmid. Subspecies should not be recorded in this term, but in the NCBI taxonomy. Supply both the lineage name and the lineage rank separated by a colon, e.g., biovar:abc123.

text
ancestral dataOptional
ancestral_data

information about either pedigree or other description of ancestral information (e.g. parental variety in case of mutant or selection), e.g. A/3*B (meaning [(A x B) x B] x B)

text
taxonomic classificationOptional
taxonomic_classification

Method used for taxonomic classification, along with reference database used, classification rank, and thresholds used to classify new genomes. Expected values are: classification method, database name, and other parameters e.g. vConTACT vContact2 (references from NCBI RefSeq v83, genus rank classification, default parameters)

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growth medium

plant growth mediumOptional
plant_growth_medium

Specification of the media for growing the plants or tissue cultured samples, e.g. soil, aeroponic, hydroponic, in vitro solid culture medium, in vitro liquid culture medium. Recommended value is a specific value from EO:plant growth medium (follow this link for terms http://purl.obolibrary.org/obo/EO_0007147).

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rooting medium macronutrientsOptional
rooting_medium_macronutrients

measurement of the culture rooting medium macronutrients (N,P, K, Ca, Mg, S); e.g. KH2PO4 (170mg/L)

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rooting medium carbonOptional
rooting_medium_carbon

source of organic carbon in the culture rooting medium; e.g. sucrose

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Reference

isolation and growth conditionOptional
isolation_and_growth_condition

Publication reference in the form of pubmed ID (pmid), digital object identifier (doi) or url for isolation and growth condition specifications of the organism/material. Mandatory for MIGS and MIMARKS Specimen.

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annotation sourceOptional
annotation_source

For cases where annotation was provided by a community jamboree or model organism database rather than by a specific submitter

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reference for biomaterialOptional
reference_for_biomaterial

Primary publication if isolated before genome publication; otherwise, primary genome report. Mandatory for MIGS of bacteria and archaea.

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sample processing

sequencing locationOptional
sequencing_location

The location the sequencing run was performed. Indicate the name of the lab or core facility where samples were sequenced.

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enrichment protocolOptional
enrichment_protocol

The microbiological workflow or protocol followed to test for the presence or enumeration of the target microbial analyte(s). Please provide a PubMed or DOI reference for published protocols.

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library preparation kitOptional
library_preparation_kit

Packaged kits (containing adapters, indexes, enzymes, buffers etc.), tailored for specific sequencing workflows, which allow the simplified preparation of sequencing-ready libraries for small genomes, amplicons, and plasmids.

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sample poolingOptional
sample_pooling

Physical combination of several instances of like material, e.g. RNA extracted from samples or dishes of cell cultures into one big aliquot of cells. Please provide a short description of the samples that were pooled.

text
lot numberOptional
lot_number

A distinctive alpha-numeric identification code assigned by the manufacturer or distributor to a specific quantity of manufactured material or product within a batch. Synonym: Batch Number. The submitter should provide lot number of the item followed by the item name for which the lot number was provided.

text
single cell or viral particle lysis approachOptional
single_cell_or_viral_particle_lysis_approach

Method used to free DNA from interior of the cell(s) or particle(s)

select4 options
single cell or viral particle lysis kit protocolOptional
single_cell_or_viral_particle_lysis_kit_protocol

Name of the kit or standard protocol used for cell(s) or particle(s) lysis

text
pooled DNA extract totalOptional
pooled_dna_extract_total

Indicate whether multiple DNA extractions were mixed. If the answer yes, the number of extracts that were pooled should be given. [ENA version of MIxS term: pooling of DNA extracts (if done). ]

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sample material processingOptional
sample_material_processing

A brief description of any processing applied to the sample during or after retrieving the sample from environment, or a link to the relevant protocol(s) performed.

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sample volume or weight for DNA extractionOptional
sample_volume_or_weight_for_dna_extraction

Volume (ml) or mass (g) of total collected sample processed for DNA extraction. Note: total sample collected should be entered under the term 'sample size'.

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nucleic acid extractionOptional
nucleic_acid_extraction

A link to a literature reference, electronic resource or a standard operating procedure (SOP), that describes the material separation to recover the nucleic acid fraction from a sample

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nucleic acid amplificationOptional
nucleic_acid_amplification

A link to a literature reference, electronic resource or a standard operating procedure (SOP), that describes the enzymatic amplification (PCR, TMA, NASBA) of specific nucleic acids

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library sizeOptional
library_size

Total number of clones in the library prepared for the project

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library reads sequencedOptional
library_reads_sequenced

Total number of clones sequenced from the library

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library construction methodOptional
library_construction_method

Library construction method used for clone libraries

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library vectorOptional
library_vector

Cloning vector type(s) used in construction of libraries

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library screening strategyOptional
library_screening_strategy

Specific enrichment or screening methods applied before and/or after creating clone libraries in order to select a specific group of sequences

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pcr conditionsOptional
pcr_conditions

Description of reaction conditions and components for PCR in the form of 'initial denaturation:94degC_1.5min; annealing=...'

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pcr primersOptional
pcr_primers

PCR primers that were used to amplify the sequence of the targeted gene, locus or subfragment. This field should contain all the primers used for a single PCR reaction if multiple forward or reverse primers are present in a single PCR reaction. The primer sequence should be reported in uppercase letters

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adaptersOptional
adapters

Adapters provide priming sequences for both amplification and sequencing of the sample-library fragments. Both adapters should be reported; in uppercase letters

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food and agriculture

food shipping transportation vehicleOptional
food_shipping_transportation_vehicle

A descriptor for the mobile machine which is used to transport food commodities along the food distribution system. This field accepts terms listed under vehicle (http://purl.obolibrary.org/obo/ENVO_01000604). If the proper descrptor is not listed please use text to describe the mode of travel. Multiple terms can be separated by one or more pipes.

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water source sharedOptional
water_source_shared

Other users sharing access to the same water source. Multiple terms can be separated by one or more pipes.

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food sourceOptional
food_source

Type of plant or animal from which the food product or its major ingredient is derived or a chemical food source [FDA CFSAN 1995].

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food shipping transportation methodOptional
food_shipping_transportation_method

A descriptor for the method of movement of food commodity along the food distribution system. This field accepts terms listed under travel mode (http://purl.obolibrary.org/obo/GENEPIO_0001064). If the proper descrptor is not listed please use text to describe the mode of travel. Multiple terms can be separated by one or more pipes.

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food product typeOptional
food_product_type

A food product type is a class of food products that is differentiated by its food composition (e.g., single- or multi-ingredient), processing and/or consumption characteristics. This does not include brand name products but it may include generic food dish categories. This field accepts terms under food product type (http://purl.obolibrary.org/obo/FOODON:03400361). For terms related to food product for an animal, consult food product for animal (http://purl.obolibrary.org/obo/FOODON_03309997). If the proper descriptor is not listed please use text to describe the food type. Multiple terms can be separated by one or more pipes.

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plant productOptional
plant_product

substance produced by the plant, where the sample was obtained from

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Environmental information

relative location of sampleOptional
relative_location_of_sample

Location of sampled soil to other parts of the farm e.g. under crop plant, near irrigation ditch, from the dirt road.

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porosityOptional
porosity

Porosity of deposited sediment is volume of voids divided by the total volume of sample

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depthOptional
depth

The vertical distance below local surface, e.g. for sediment or soil samples depth is measured from sediment or soil surface, respectively. Depth can be reported as an interval for subsurface samples.

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environment adjacent to siteOptional
environment_adjacent_to_site

Description of the environmental system or features that are adjacent to the sampling site. This field accepts terms under ecosystem (http://purl.obolibrary.org/obo/ENVO_01001110) and human construction (http://purl.obolibrary.org/obo/ENVO_00000070). Multiple terms can be separated by pipes.

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local environment conditions imposed

fungicide regimenOptional
fungicide_regimen

information about treatment involving use of fungicides; should include the name of fungicide, amount administered, treatment duration, interval and total experimental duration; can include multiple fungicide regimens

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herbicide regimenOptional
herbicide_regimen

information about treatment involving use of herbicides; information about treatment involving use of growth hormones; should include the name of herbicide, amount administered, treatment duration, interval and total experimental duration; can include multiple regimens

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non-mineral nutrient regimenOptional
nonmineral_nutrient_regimen

information about treatment involving the exposure of plant to non-mineral nutrient such as oxygen, hydrogen or carbon; should include the name of non-mineral nutrient, amount administered, treatment duration, interval and total experimental duration; can include multiple non-mineral nutrient regimens

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pesticide regimenOptional
pesticide_regimen

information about treatment involving use of insecticides; should include the name of pesticide, amount administered, treatment duration, interval and total experimental duration; can include multiple pesticide regimens

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pH regimenOptional
ph_regimen

information about treatment involving exposure of plants to varying levels of pH of the growth media; can include multiple regimen

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salt regimenOptional
salt_regimen

information about treatment involving use of salts as supplement to liquid and soil growth media; should include the name of salt, amount administered, treatment duration, interval and total experimental duration; can include multiple salt regimens

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standing water regimenOptional
standing_water_regimen

treatment involving an exposure to standing water during a plant's life span, types can be flood water or standing water; can include multiple regimens

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watering regimenOptional
watering_regimen

information about treatment involving an exposure to watering frequencies; can include multiple regimens

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water temperature regimenOptional
water_temperature_regimen

information about treatment involving an exposure to water with varying degree of temperature; can include multiple regimens

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chemical administrationOptional
chemical_administration

list of chemical compounds administered to the host or site where sampling occurred, and when (e.g. antibiotics, N fertilizer, air filter); can include multiple compounds. For Chemical Entities of Biological Interest ontology (CHEBI) (v111), please see http://purl.bioontology.org/ontology/CHEBI

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