organism: gut metagenome
attributes.tag: host
attributes.value: Layer chicks
attributes.tag: cultivar
attributes.value: missing
attributes.tag: ecotype
attributes.value: missing
attributes.tag: age
attributes.value: 7 d
attributes.tag: dev_stage
attributes.value: missing
attributes.tag: collection_date
attributes.value: 2022-07-23
attributes.tag: geo_loc_name
attributes.value: China
attributes.tag: sex
attributes.value: female
attributes.tag: tissue
attributes.value: mucosa
attributes.tag: Tem
attributes.value: 22
attributes.tag: lat_lon
attributes.value: missing
attributes.tag: BioSampleModel
attributes.value: Metagenome or environmental