{"id":"W2090775435","doi":"10.4141/p04-093","title":"Is phosphorus fertilization necessary for watermelon production on high phosphorus soils?","year":2006,"lang":"en","type":"article","venue":"Canadian Journal of Plant Science","topic":"Soil and Water Nutrient Dynamics","field":"Environmental Science","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Citrullus lanatus; Agronomy; Phosphorus; Fertilizer; Environmental science; Cover crop; Soil water; Crop; Loam; Nutrient; Crop yield; Human fertilization; Soil fertility; Mathematics; Biology; Horticulture; Chemistry; Ecology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001262301,0.0000857544,0.0001351629,0.00009926833,0.0002434333,0.0003890256,0.0001987233,0.0002513658,0.001105742],"category_scores_gemma":[0.0003202952,0.00009972051,0.00006260694,0.0001189729,0.0002788736,0.0002930704,0.0001343549,0.0001569891,0.0001093126],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009065783,"about_ca_system_score_gemma":0.0007408899,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02968554,"about_ca_topic_score_gemma":0.07117273,"domain_scores_codex":[0.9999167,0.00001603729,0.000005042029,0.00002129903,0.00001932833,0.00002166823],"domain_scores_gemma":[0.9997144,0.00005826478,0.0001158477,0.00001010366,0.00003947223,0.00006187969],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0009312747,0.000205178,0.2565303,0.0002856768,0.00005768257,0.0009403935,0.0002132188,0.0004446453,0.7138517,0.0002597166,0.0005173711,0.02576281],"study_design_scores_gemma":[0.00002487369,0.000389055,0.9755678,0.00001367457,0.00002569549,0.0002223767,0.0004957151,0.000657781,0.02108877,0.0001666567,0.001342429,0.000005075492],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.998656,0.000239838,0.0001480331,0.0001645042,0.000003824929,0.00000489061,0.00005049198,0.00001033688,0.0007220075],"genre_scores_gemma":[0.9992071,0.0001677472,0.0002045905,0.00004901573,0.00000320126,0.000002177635,0.00005948685,0.000001901556,0.0003047803],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02968554,"threshold_uncertainty_score":0.05902547,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008756651603428239,"score_gpt":0.1952715369507886,"score_spread":0.1865148853473604,"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."}}