{"id":"S85110645","label":"Radioactive tracers in soil chemistry","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85110645","normalized_label":"radioactive tracers in soil chemistry","broader":["http://id.loc.gov/authorities/subjects/sh85124326"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85110645","provider":"lcsh","revision":"acbef3b1de16d37d","taxonomy_revision":"f050b5d4780b1289","title":"Radioactive tracers in soil chemistry","url":"/topics/S85110645","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090394405917050372","address_version":"morton4x16-v1","coordinates":[0,20,19133,54272],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}