{"id":"W1963882915","doi":"10.4141/p01-157","title":"Influence of source, timing and placement of nitrogen fertilization on seed yield and nitrogen accumulation in the seed of canola under reduced- and conventional-tillage management","year":2002,"lang":"en","type":"article","venue":"Canadian Journal of Plant Science","topic":"Nitrogen and Sulfur Effects on Brassica","field":"Biochemistry, Genetics and Molecular Biology","cited_by":26,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba; Agriculture Food and Rural Development; Agriculture and Agri-Food Canada","funders":"Fluid Fertilizer Foundation","keywords":"Canola; Tillage; Agronomy; Loam; Plough; Ammonium nitrate; Chemistry; Nitrogen; Fertilizer; Environmental science; Biology; Soil water; Soil science","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003423385,0.0003084792,0.0002473793,0.0004782376,0.0002567356,0.0004346496,0.000404255,0.000180879,0.0003447506],"category_scores_gemma":[0.0006012723,0.0002622243,0.0001476125,0.000261026,0.0002288106,0.0002507257,0.0002001856,0.0002037628,0.0001007856],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001430098,"about_ca_system_score_gemma":0.0006426895,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05769007,"about_ca_topic_score_gemma":0.2021452,"domain_scores_codex":[0.9998056,0.00004745193,0.00001677238,0.00005806795,0.00003995914,0.0000321629],"domain_scores_gemma":[0.9991109,0.0002720998,0.0001959291,0.00003896904,0.0002073147,0.0001747366],"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":[0.00206044,0.0002832658,0.2303585,0.000121653,0.0001781475,0.0004198605,0.0003718949,0.0007676503,0.7583475,0.00003663524,0.00006709083,0.006987297],"study_design_scores_gemma":[0.00002294071,0.0007096047,0.9736575,0.000004939469,0.00005352443,0.00009296482,0.0002096356,0.0009591972,0.02393756,0.00001697895,0.0003244426,0.00001068391],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9997657,0.00005642661,0.00003744547,0.000003802787,7.751041e-7,0.000003180677,0.00002920759,0.000002398557,0.0001010759],"genre_scores_gemma":[0.9987198,0.00008864796,0.000434097,0.00002117568,0.000001412705,0.00001207842,0.0002655879,0.000005262438,0.0004519949],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05769007,"threshold_uncertainty_score":0.1147086,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02050397723489951,"score_gpt":0.2401098642538404,"score_spread":0.2196058870189409,"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."}}