{"id":"W2001058722","doi":"10.2136/sssaj2011.0318","title":"Prediction of Soil Nitrogen Supply in Corn Production using Soil Chemical and Biological Indices","year":2012,"lang":"en","type":"article","venue":"Soil Science Society of America Journal","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":45,"is_retracted":false,"has_abstract":true,"ca_institutions":"Brandon University; National Association of Friendship Centres; Nova Scotia Department of Agriculture; Agriculture and Agri-Food Canada","funders":"","keywords":"Soil water; Soil texture; Nitrogen; Fertilizer; Environmental science; Agronomy; Soil test; Cation-exchange capacity; Soil pH; Soil science; Chemistry; Biology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005434463,0.0003019233,0.0002215496,0.0007060348,0.0002352293,0.0003813606,0.0003258348,0.0001672193,0.0002108694],"category_scores_gemma":[0.0008724428,0.0002060325,0.0001853134,0.000706349,0.0002643288,0.000197607,0.000218068,0.0001527379,0.00006583218],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002717101,"about_ca_system_score_gemma":0.001770569,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.6369711,"about_ca_topic_score_gemma":0.7539139,"domain_scores_codex":[0.9998442,0.00002105828,0.000009175133,0.0000394122,0.00005467862,0.00003138965],"domain_scores_gemma":[0.999409,0.0001379214,0.0001591143,0.00002454775,0.0001680463,0.0001013097],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001547776,0.00002623081,0.9844255,0.00001486042,0.0000587342,0.00005229944,0.00004598867,0.004513583,0.006130028,0.00002498475,0.00007078436,0.004482261],"study_design_scores_gemma":[0.000003435695,0.00004141756,0.9920164,0.00000218028,0.000008725685,0.00001514631,0.00005707644,0.007056689,0.0006606045,0.00001813374,0.0001165544,0.000003523959],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9993165,0.00005045863,0.0002570857,0.000004518591,3.814542e-7,0.000003826488,0.0002326087,0.000006434254,0.0001281694],"genre_scores_gemma":[0.9986867,0.00004837168,0.0005643056,0.000002743264,4.488825e-7,0.000003415089,0.0005589748,0.000001353979,0.0001337338],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6369711,"threshold_uncertainty_score":0.7303337,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03033768632078178,"score_gpt":0.238367917989139,"score_spread":0.2080302316683572,"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."}}