{"id":"W4416833606","doi":"10.1016/j.biombioe.2025.108735","title":"Effects of spacing and site quality on tree growth, stand productivity, and biomass allocation of hybrid poplar (Populus spp.) plantations","year":2025,"lang":"en","type":"article","venue":"Biomass and Bioenergy","topic":"Bioenergy crop production and management","field":"Agricultural and Biological Sciences","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université du Québec en Abitibi-Témiscamingue","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Hectare; Populus trichocarpa; Productivity; Biomass (ecology); Salicaceae; Hybrid; Tree (set theory)","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002261484,0.0001356038,0.0002145801,0.00006476406,0.0001348327,0.00003413595,0.00005454106,0.00004765834,0.000002973645],"category_scores_gemma":[0.00004943179,0.00006414954,0.00003186829,0.0002810898,0.0001752518,0.00008317425,0.00009224972,0.00003126236,2.078047e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001093363,"about_ca_system_score_gemma":0.000006447107,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002154113,"about_ca_topic_score_gemma":0.00113103,"domain_scores_codex":[0.9990499,0.000092406,0.0002323036,0.0003639791,0.0001280451,0.000133343],"domain_scores_gemma":[0.9995873,0.00009013742,0.0001388631,0.00006256573,0.00006915344,0.00005200132],"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":[0.0000983715,0.0001427216,0.007146847,0.0003538082,0.00004454386,0.000001663508,0.00002982426,3.868906e-7,0.9415548,0.01355501,0.0001597407,0.03691231],"study_design_scores_gemma":[0.0003324036,0.0002981671,0.2568788,0.00007061117,0.00003952126,0.000003712809,0.0000933129,0.00001520339,0.7376838,0.000537249,0.003918409,0.0001288241],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9956221,0.001058835,0.00004449921,0.002605316,0.0001312047,0.0001688793,0.00004070063,0.00002362734,0.0003048552],"genre_scores_gemma":[0.9989679,0.0005103786,0.00007291404,0.00004518489,0.00004786735,0.000009438885,0.00003706235,9.841515e-7,0.000308217],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.249732,"threshold_uncertainty_score":0.3256388,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01228153383172895,"score_gpt":0.231254679981887,"score_spread":0.218973146150158,"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."}}