{"id":"S85145603","label":"Water quality bioassay","description":"Here are entered works on testing to determine the degree of pollution of water by comparing its effect on a living organism with the effect of a standard preparation. Works on evaluation of the condition of a body of water based on surveys and other measurements of the resident biota are entered under [Water quality biological assessment.]","source_url":"https://id.loc.gov/authorities/subjects/sh85145603","normalized_label":"water quality bioassay","broader":["http://id.loc.gov/authorities/subjects/sh85014169","http://id.loc.gov/authorities/subjects/sh85145450"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85145603","provider":"lcsh","revision":"b9419c341ebe80c5","taxonomy_revision":"f050b5d4780b1289","title":"Water quality bioassay","url":"/topics/S85145603","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288454677668954624","address_version":"morton4x16-v1","coordinates":[0,20,19680,3072],"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}