2026-01-292026-01-29201710.1016/j.ecolind.2017.08.0232-s2.0-85027873345https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/28357Decision Sciences (all)EcologyEcology, Evolution, Behavior and SystematicsDo farmers perceive a deficiency of soil organic matter? A European and farm level analysisresearch article