{"id":"W2142722710","doi":"10.4141/s05-007","title":"Effect of crop rotations on NO<sub>3</sub> leached over 17 years in a medium-textured Brown Chernozem","year":2006,"lang":"en","type":"article","venue":"Canadian Journal of Soil Science","topic":"Soil and Water Nutrient Dynamics","field":"Environmental Science","cited_by":22,"is_retracted":false,"has_abstract":true,"ca_institutions":"Genome Prairie; Agriculture and Agri-Food Canada","funders":"","keywords":"Chernozem; Agronomy; Leaching (pedology); Green manure; Tillage; Crop rotation; Manure; Legume; Perennial plant; Environmental science; Cropping system; Long-term experiment; Fertilizer; Soil water; Crop; Biology; 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":[0.0004516778,0.0003452945,0.0003620417,0.0002674594,0.0002478338,0.0004298589,0.0002414118,0.000170131,0.0008454336],"category_scores_gemma":[0.0005765595,0.0001895363,0.0002620094,0.0002332437,0.000363994,0.0002076781,0.0002766259,0.0002955945,0.0001047724],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009446177,"about_ca_system_score_gemma":0.0005406152,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01283658,"about_ca_topic_score_gemma":0.03079001,"domain_scores_codex":[0.9997136,0.0000619824,0.00002449511,0.00007802976,0.00003491637,0.00008684502],"domain_scores_gemma":[0.9986978,0.0002721206,0.0004031455,0.00007022957,0.000123962,0.0004327783],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.01891876,0.00183726,0.5898176,0.0001274844,0.0005827228,0.0007297976,0.0005974338,0.0008886135,0.3727033,0.00006114228,0.0003316697,0.01340411],"study_design_scores_gemma":[0.00003757002,0.004359057,0.9870613,0.000003968217,0.00006105653,0.00004989009,0.0002073232,0.0002905653,0.007591945,0.000008583062,0.0003217467,0.000007015185],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9998808,0.00002322045,0.000009037903,0.000003545192,0.0000014342,0.00000231473,0.00004731451,0.000001329931,0.00003102201],"genre_scores_gemma":[0.9992896,0.0000408778,0.0000611687,0.00002170124,0.000002009188,0.000006755559,0.0002525114,0.000002360474,0.0003228993],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01283658,"threshold_uncertainty_score":0.02552372,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003984541557517468,"score_gpt":0.197368382825286,"score_spread":0.1933838412677686,"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."}}