{"id":"W2005780746","doi":"10.5539/jas.v5n11p181","title":"Impact of Air Pollution on Maize Production in the Sasolburg Area, South Africa","year":2013,"lang":"en","type":"article","venue":"Journal of Agricultural Science","topic":"Plant responses to elevated CO2","field":"Agricultural and Biological Sciences","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Pollution; Production (economics); Yield (engineering); Environmental science; Air pollution; Air quality index; Geography; Environmental protection; Agronomy; Agricultural economics; Meteorology; Biology; Ecology; Economics","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000131351,0.0003556298,0.0001525766,0.0007174436,0.0004220544,0.0004942792,0.0001420495,0.0001587379,0.001169114],"category_scores_gemma":[0.000296637,0.0001444013,0.0002000232,0.001027483,0.0003397796,0.0002993243,0.0003343564,0.0001552295,0.00009828818],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00112556,"about_ca_system_score_gemma":0.000761599,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05634701,"about_ca_topic_score_gemma":0.1533877,"domain_scores_codex":[0.9998736,0.00002912324,0.000007298085,0.00002772915,0.00002206952,0.00004014429],"domain_scores_gemma":[0.9998319,0.00003372619,0.0000699449,0.000005517818,0.00002644363,0.00003242476],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005205915,0.0002464593,0.9186652,0.000316079,0.0001490376,0.00362065,0.006583153,0.0006545242,0.05214463,0.0003552779,0.0002372795,0.01650696],"study_design_scores_gemma":[0.000005281129,0.000118856,0.9952501,0.00001592954,0.0000207844,0.0001629554,0.002779675,0.0002170039,0.0007839763,0.00003822738,0.000602273,0.000004934582],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9994985,0.00007175147,0.00002031547,0.00001936206,0.000001051274,0.000005631244,0.00006642352,8.52429e-7,0.0003160508],"genre_scores_gemma":[0.9993925,0.0001752488,0.00007669983,0.000005282672,0.00000107518,0.000005361412,0.00006022846,6.498798e-7,0.0002829704],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05634701,"threshold_uncertainty_score":0.1120381,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01946456486097428,"score_gpt":0.2222900220101964,"score_spread":0.2028254571492221,"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."}}