{"id":"W2106991531","doi":"10.1046/j.1365-2486.2000.00287.x","title":"Carbon‐13 input and turn‐over in a pasture soil exposed to long‐term elevated atmospheric CO<sub>2</sub>","year":2000,"lang":"en","type":"article","venue":"Global Change Biology","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":121,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan","funders":"Natural Sciences and Engineering Research Council of Canada; University of Saskatchewan","keywords":"Lolium perenne; Trifolium repens; Repens; Pasture; Agronomy; Animal science; Lolium; Soil water; Silt; Chemistry; Environmental science; Biology; Perennial plant; Poaceae; Soil science","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001111688,0.000256476,0.0003128177,0.000006806642,0.00006409902,0.00003123136,0.0002092176,0.0003390762,0.0001302644],"category_scores_gemma":[0.00001910231,0.0001192497,0.00006618527,0.0006238216,0.00008902702,0.00004676115,0.00007932416,0.0001389276,0.00003349844],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000943752,"about_ca_system_score_gemma":0.00000886842,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001670543,"about_ca_topic_score_gemma":0.01809705,"domain_scores_codex":[0.998517,0.0001239105,0.000219871,0.0004817387,0.000106719,0.000550749],"domain_scores_gemma":[0.9995869,0.00004068997,0.00005152758,0.00008324617,0.00003195248,0.0002056291],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001762012,0.00006386581,0.8133418,0.000004380893,0.00001473246,0.00003215471,0.0001209694,4.905683e-7,0.06156296,0.00001504592,0.0000708012,0.1245966],"study_design_scores_gemma":[0.0004180661,0.0005014841,0.9969454,0.00001545577,0.000009336226,0.00002915625,0.00003612997,0.0002506273,0.0008888909,0.0001220321,0.0004941816,0.0002892075],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.997593,0.0007164192,1.794689e-7,0.0005860303,0.0001490471,0.0003427933,0.0001402648,0.00008416743,0.0003880698],"genre_scores_gemma":[0.9968338,0.000307116,0.00000966213,0.002303795,0.0003242332,0.00005899905,0.0001397855,0.000001982497,0.0000206172],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1836036,"threshold_uncertainty_score":0.9998201,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01720931110556762,"score_gpt":0.2308616811496411,"score_spread":0.2136523700440735,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}