{"ob_id":54297,"names":[],"terms":[{"ob_id":90,"label":"units","value":"kg m-2","vocabulary":""},{"ob_id":30732,"label":"long_name","value":"Nitrogen Mass in Roots","vocabulary":""},{"ob_id":30733,"label":"standard_name","value":"root_mass_content_of_nitrogen","vocabulary":""},{"ob_id":30734,"label":"var_id","value":"nRoot","vocabulary":""}]}