{"id":"W2140066215","doi":"10.1016/j.agee.2006.05.013","title":"An approach for estimating net primary productivity and annual carbon inputs to soil for common agricultural crops in Canada","year":2006,"lang":"en","type":"article","venue":"Agriculture Ecosystems & Environment","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":721,"is_retracted":false,"has_abstract":false,"ca_institutions":"Agriculture and Agri-Food Canada","funders":"","keywords":"Agroecosystem; Primary production; Environmental science; Perennial plant; Soil carbon; Productivity; Agronomy; Ecosystem; Agriculture; Agroforestry; Soil water; Soil science; Ecology; Biology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004823507447946088,"score_gpt":0.1655972575267499,"score_spread":0.1607737500788038,"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."}}