{"id":"S88004917","label":"Greenhouses--Carbon dioxide enrichment","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88004917","normalized_label":"greenhouses--carbon dioxide enrichment","broader":[],"aliases":["Carbon dioxide enrichment of greenhouses"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88004917","provider":"lcsh","revision":"528fb6271bb03293","taxonomy_revision":"f050b5d4780b1289","title":"Greenhouses--Carbon dioxide enrichment","url":"/topics/S88004917","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14721220738933720576","address_version":"morton4x16-v1","coordinates":[0,20,64356,54272],"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}