{"id":"W1991153572","doi":"10.2134/agronj2006.0199","title":"Relationship between P and N Concentrations in Corn","year":2007,"lang":"en","type":"article","venue":"Agronomy Journal","topic":"Plant nutrient uptake and metabolism","field":"Agricultural and Biological Sciences","cited_by":88,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Association of Friendship Centres; Agriculture and Agri-Food Canada","funders":"Agriculture and Agri-Food Canada","keywords":"Shoot; Biomass (ecology); Human fertilization; Growing season; Limiting; Animal science; Agronomy; Crop; Zea mays; Dry matter; Fertilizer; Poaceae; Chemistry; Biology","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0004370837,0.0000459154,0.00007131547,0.00001474099,0.000153626,0.00004473528,0.00005426535,0.00004121131,0.00004914483],"category_scores_gemma":[0.00003551745,0.00001812886,0.00002105242,0.0001210847,0.00002359637,0.0001563883,0.000009620777,0.0001559645,0.000009061623],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001168955,"about_ca_system_score_gemma":0.000006222529,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001712178,"about_ca_topic_score_gemma":0.0001533183,"domain_scores_codex":[0.9995051,0.00002627721,0.0001703491,0.00006952153,0.00006475877,0.0001639873],"domain_scores_gemma":[0.9994919,0.000323736,0.00005435165,0.00001109976,0.00001569205,0.0001032089],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000003935128,0.000007747477,0.9682285,1.596947e-7,0.00000129691,0.000004967596,0.00004840297,1.356945e-7,0.0006065245,0.001646781,0.0002164087,0.02923513],"study_design_scores_gemma":[0.0001315883,0.00001659577,0.9388771,0.000006082404,0.000004561312,0.00003335264,0.0001552998,5.426115e-7,0.0001212388,0.001668266,0.05893765,0.00004774421],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.997137,0.0006015896,0.00005533754,0.0005658862,0.00005568317,0.00004795036,0.00000509782,0.000006683883,0.001524769],"genre_scores_gemma":[0.9992594,0.00007029962,0.0001293547,0.00006830498,0.000314124,5.183891e-7,0.00001345163,1.998103e-7,0.0001443772],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05872124,"threshold_uncertainty_score":0.1181582,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04173546328702962,"score_gpt":0.2429733709251796,"score_spread":0.2012379076381499,"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."}}