{"id":"W1972315666","doi":"10.1111/j.1365-2486.2006.01098.x","title":"Effect of natural atmospheric CO<sub>2</sub> fertilization suggested by open‐grown white spruce in a dry environment","year":2006,"lang":"en","type":"article","venue":"Global Change Biology","topic":"Plant responses to elevated CO2","field":"Agricultural and Biological Sciences","cited_by":46,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Period (music); Animal science; Human fertilization; Environmental science; Forestry; Physical geography; Atmospheric sciences; Biology; Geography; Agronomy; Geology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00027131,0.0002124454,0.0003273812,0.00000543273,0.00005505309,0.00002265088,0.0003827981,0.0002303936,0.00006971393],"category_scores_gemma":[0.00003526063,0.00009254452,0.00005767198,0.0004145479,0.0001012256,0.0001023814,0.000155038,0.00009689783,0.00003950784],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001359322,"about_ca_system_score_gemma":0.000005716112,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001836046,"about_ca_topic_score_gemma":0.00155963,"domain_scores_codex":[0.9983386,0.0004886131,0.0002696484,0.000388154,0.000113783,0.000401144],"domain_scores_gemma":[0.9995515,0.0001619681,0.0001457554,0.00007163443,0.00001627285,0.0000528587],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0006386789,0.00007825789,0.3046245,0.000007321597,0.000007664391,0.000008357058,0.000006127911,0.000001299494,0.6331514,0.00003447462,0.0005749534,0.06086696],"study_design_scores_gemma":[0.0007995092,0.002067666,0.9297194,0.00003018906,0.00001664817,0.00001630963,0.0000122129,0.000226188,0.0597593,0.00008782815,0.006948454,0.0003162351],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9970271,0.001299342,0.000002573993,0.0002642013,0.0001032307,0.000609778,0.0004444868,0.00003682965,0.0002124445],"genre_scores_gemma":[0.998073,0.0001428311,0.00001601696,0.0001397123,0.00007558658,0.00007175089,0.001442192,0.000001168099,0.00003767406],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.625095,"threshold_uncertainty_score":0.3773856,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009538227980343365,"score_gpt":0.2259028843430837,"score_spread":0.2163646563627403,"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."}}