{"id":"W2087557328","doi":"10.1017/s002185961000081x","title":"Phosphorus efficiency in a long-term wheat–rice cropping system in China","year":2010,"lang":"en","type":"article","venue":"The Journal of Agricultural Science","topic":"Soil and Water Nutrient Dynamics","field":"Environmental Science","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"Agriculture and Agri-Food Canada","funders":"","keywords":"Fertilizer; Agronomy; Phosphorus; Cropping system; Straw; Oryza sativa; Manure; Long-term experiment; Human fertilization; Crop; Rotation system; Crop rotation; Animal science; Mathematics; Chemistry; Biology; Nitrogen","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"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":[0.001869999,0.0001306947,0.0001676529,0.00008291496,0.0002220068,0.00008479431,0.001187184,0.00004294219,0.0000115969],"category_scores_gemma":[0.00006077929,0.00005892476,0.00004913472,0.001608931,0.0004861698,0.0007142635,0.000229539,0.0005043907,0.00003330936],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003526632,"about_ca_system_score_gemma":0.00002786565,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000747902,"about_ca_topic_score_gemma":0.0001813444,"domain_scores_codex":[0.9982233,0.00005510964,0.0004082288,0.0001732457,0.000711559,0.000428523],"domain_scores_gemma":[0.9993952,0.00004858517,0.0002389769,0.0001602599,0.00002781656,0.0001291592],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002370763,0.00009488892,0.8916281,0.000007621306,0.000001268809,0.00003172858,0.002265038,0.003180414,0.1013036,0.00004695049,0.00002654402,0.001390073],"study_design_scores_gemma":[0.0002778653,0.00006507624,0.996071,0.00008153039,0.000005568131,0.0005408609,0.000414444,0.0006073467,0.00177282,0.00004582007,0.000006545208,0.0001110823],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9975366,0.00005884544,0.00003133573,0.0003161347,0.0005371193,0.0001328057,4.690467e-7,0.000008872511,0.001377828],"genre_scores_gemma":[0.9997384,0.00002846372,0.0001088711,0.00002496006,0.00005129506,0.000001234492,1.581399e-7,0.00000293528,0.00004368959],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1044429,"threshold_uncertainty_score":0.2402882,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003835817487848114,"score_gpt":0.1981407790301893,"score_spread":0.1943049615423412,"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."}}