{"id":"S85110642","label":"Radioactive tracers in plant breeding","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85110642","normalized_label":"radioactive tracers in plant breeding","broader":["http://id.loc.gov/authorities/subjects/sh85102702"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85110642","provider":"lcsh","revision":"046ce3268bf5081d","taxonomy_revision":"f050b5d4780b1289","title":"Radioactive tracers in plant breeding","url":"/topics/S85110642","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10088274547498698244","address_version":"morton4x16-v1","coordinates":[0,20,19133,51200],"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}