{"id":"W3006009512","doi":"10.5539/jas.v12n3p222","title":"Biochar Yield From Shell of Brazil Nut Fruit and Its Effects on Soil Acidity and Phosphorus Availability in Central Amazonian Yellow Oxisol","year":2020,"lang":"en","type":"article","venue":"Journal of Agricultural Science","topic":"Growth and nutrition in plants","field":"Agricultural and Biological Sciences","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Biochar; Oxisol; Phosphorus; Chemistry; Agronomy; Soil fertility; Environmental science; Raw material; Soil pH; Pyrolysis; Soil water; Soil science; Biology","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002469656,0.0001452806,0.0002843208,0.00001809112,0.000135183,0.00007273108,0.0003255119,0.00007337607,0.0000464699],"category_scores_gemma":[0.0003274408,0.00005095722,0.00006629568,0.0005663862,0.0001737035,0.0003741492,0.00008171621,0.0002392711,0.000005833307],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003137826,"about_ca_system_score_gemma":0.00001604097,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00009386183,"about_ca_topic_score_gemma":0.0001546635,"domain_scores_codex":[0.9985802,0.00005580468,0.0003240199,0.000285222,0.000451584,0.0003031626],"domain_scores_gemma":[0.9988823,0.000310611,0.0002450536,0.00002708267,0.0001327317,0.0004022388],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0001071714,0.00006789342,0.07224218,0.00001730033,0.000003872268,0.00000980568,0.0002144001,0.00000277882,0.9239179,0.000008125995,0.0006260722,0.002782476],"study_design_scores_gemma":[0.0002158484,0.0007314928,0.7294087,0.00007619025,0.000006558274,0.00001037623,0.0001525768,0.00001495123,0.269145,0.00003835532,0.0001060406,0.00009388338],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9944711,0.0006336516,1.681008e-7,0.004508222,0.000136175,0.0001407029,0.0000572546,0.000007453608,0.00004526928],"genre_scores_gemma":[0.9989915,0.0003736724,0.00002859877,0.0003949814,0.0002002864,9.950804e-7,0.000003103875,4.218342e-7,0.000006384148],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6571665,"threshold_uncertainty_score":0.2077975,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01521357529713718,"score_gpt":0.2040868073981114,"score_spread":0.1888732321009742,"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."}}