{"id":"W1985013184","doi":"10.4141/p00-093","title":"The importance of early season phosphorus nutrition","year":2001,"lang":"en","type":"article","venue":"Canadian Journal of Plant Science","topic":"Plant nutrient uptake and metabolism","field":"Agricultural and Biological Sciences","cited_by":517,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba; Atomic Energy (Canada); Agriculture and Agri-Food Canada","funders":"","keywords":"Agronomy; Crop; Growing season; Phosphorus; Rhizosphere; Nutrient; Biology; Nutrient management; Fertilizer; Productivity; Environmental science; Ecology; Chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"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":[0.0007531915,0.00006205506,0.0001135705,0.00003446834,0.0004277575,0.00008393118,0.0005740717,0.00002946553,0.0000318762],"category_scores_gemma":[0.0001277924,0.00002077459,0.0000560152,0.0006236573,0.000292871,0.000258649,0.000008703435,0.0001048492,0.000004074284],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003379456,"about_ca_system_score_gemma":0.0002535361,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001545643,"about_ca_topic_score_gemma":0.02018683,"domain_scores_codex":[0.9990188,0.00001999138,0.000235421,0.00009572016,0.0003041389,0.0003259331],"domain_scores_gemma":[0.9990341,0.00009581733,0.0002312081,0.00004248245,0.0001846082,0.0004117906],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0001737352,0.00007185376,0.6272909,0.000003877656,0.00001676334,0.0004789851,0.0003400354,0.000005369476,0.2316209,0.009586297,0.01156704,0.1188442],"study_design_scores_gemma":[0.0001031119,0.0001422831,0.4722845,0.00003853698,0.000006528212,0.0003396677,0.0002080698,0.00001021371,0.003942845,0.0005406294,0.5223151,0.00006850551],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9944556,0.003535581,0.000001090341,0.0008691974,0.0003509148,0.00006648889,0.000125075,0.000002231264,0.0005938134],"genre_scores_gemma":[0.9976485,0.001956765,0.00002370785,0.0001030896,0.0001595389,7.968048e-7,0.000003334329,2.920306e-7,0.0001040123],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5107481,"threshold_uncertainty_score":0.9976922,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01734965810094322,"score_gpt":0.1997723815051299,"score_spread":0.1824227234041867,"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."}}