{"id":"W2581031705","doi":"10.5539/sar.v6n2p1","title":"Farmers Perception of Low Soil Fertility and Hybrid Maize and the Implications in Plant Breeding","year":2017,"lang":"en","type":"article","venue":"Sustainable Agriculture Research","topic":"Crop Yield and Soil Fertility","field":"Agricultural and Biological Sciences","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"University of Ghana; Alliance for a Green Revolution in Africa","keywords":"Soil fertility; Agronomy; Hybrid; Striga; Biology; Drought tolerance; Productivity; Crop; Crop yield; Agroforestry; Geography; Agricultural science; Soil water; Economics; Sorghum","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":[0.001227315,0.0001229769,0.0001218271,0.0002833261,0.000853064,0.000753788,0.0001530757,0.0003277458,0.00197802],"category_scores_gemma":[0.002967536,0.0001410117,0.0001228358,0.0003326112,0.0008854552,0.0004656006,0.0005145227,0.0002912284,0.00008254359],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006991599,"about_ca_system_score_gemma":0.0005511835,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.009505536,"about_ca_topic_score_gemma":0.01213309,"domain_scores_codex":[0.999078,0.0005681177,0.00002964084,0.0000435919,0.000116571,0.0001639342],"domain_scores_gemma":[0.998154,0.0008240056,0.0005703378,0.00002419874,0.0001522464,0.0002752372],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002925349,0.0002103085,0.7986546,0.0002410677,0.00003933821,0.003542421,0.1634416,0.0001753885,0.00588069,0.0009152999,0.0007890386,0.02581784],"study_design_scores_gemma":[0.00002313639,0.0003324421,0.6147282,0.00008806313,0.0000244486,0.0008257926,0.3793681,0.0002593379,0.0004177748,0.0005613491,0.003345941,0.00002542747],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984031,0.0001265984,0.00005835564,0.0004273206,0.000003250733,0.000003984451,0.000009369485,6.277637e-7,0.0009673379],"genre_scores_gemma":[0.9997415,0.0000783529,0.0000209954,0.0000326534,0.000001715172,0.000001921046,0.000002704246,2.050091e-7,0.0001200431],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009505536,"threshold_uncertainty_score":0.01890039,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03503255529068969,"score_gpt":0.2967330989305826,"score_spread":0.2617005436398929,"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."}}