{"id":"W2064331123","doi":"10.1016/j.soilbio.2003.10.014","title":"Comparison of chloroform fumigation-extraction, phospholipid fatty acid, and DNA methods to determine microbial biomass in forest humus","year":2003,"lang":"en","type":"article","venue":"Soil Biology and Biochemistry","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":149,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of British Columbia","funders":"","keywords":"Humus; Fumigation; Biomass (ecology); Chloroform; Soil water; Chemistry; Extraction (chemistry); Botany; Environmental chemistry; Agronomy; Biology; Ecology; Chromatography","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":[0.0002667948,0.0001386824,0.0002397407,0.00001577558,0.0000790302,0.00001211609,0.00008400223,0.0002599415,0.0000232253],"category_scores_gemma":[0.0001128848,0.0000683773,0.00004177447,0.0002005003,0.0001686102,0.00002723123,0.00004387438,0.0001066725,0.000001012895],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000166288,"about_ca_system_score_gemma":0.000010933,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002200753,"about_ca_topic_score_gemma":0.00130086,"domain_scores_codex":[0.9991592,0.00005343963,0.0002615021,0.0002805446,0.00003814579,0.0002071577],"domain_scores_gemma":[0.9996096,0.0001117568,0.00009442336,0.0000524789,0.00004254614,0.0000891709],"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":[0.0000349462,0.00004160204,0.2682457,0.00001185835,0.000006552803,4.079535e-7,0.00002723498,1.841558e-7,0.7204751,0.00003402471,0.000008382795,0.01111405],"study_design_scores_gemma":[0.0001682715,0.00009458619,0.1718995,0.000009120846,0.000008057976,0.00001732525,0.000188491,0.00006326731,0.8268993,0.0002679855,0.000259304,0.0001247296],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9988312,0.0005567258,0.00001791181,0.0001597891,0.0000878857,0.0000844026,0.00003000295,0.00001441046,0.0002177147],"genre_scores_gemma":[0.9986271,0.00003700639,0.00109292,0.00008579555,0.00004788938,0.000009602615,0.00007439699,9.862075e-7,0.00002427185],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1064243,"threshold_uncertainty_score":0.2788345,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0210516026416342,"score_gpt":0.3120701793311044,"score_spread":0.2910185766894702,"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."}}