{"id":"S89002215","label":"Crops--Effect of acid precipitation on","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh89002215","normalized_label":"crops--effect of acid precipitation on","broader":["http://id.loc.gov/authorities/subjects/sh89002213"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh89002215","provider":"lcsh","revision":"6cf76aad29383754","taxonomy_revision":"f050b5d4780b1289","title":"Crops--Effect of acid precipitation on","url":"/topics/S89002215","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9244984037477581382","address_version":"morton4x16-v1","coordinates":[0,21,14403,39936],"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}