{"cited_by_count":987,"description":"This cluster of papers explores the interrelationship between renewable energy and agricultural economics, focusing on topics such as soil treatment, tillage effects, carbon nanotube composites, control systems, grain extraction, environmental safety, wood-polymeric materials, and vibration mechanochemical coating. The research covers a wide range of technological and environmental aspects related to the intersection of renewable energy and agricultural practices.","display_name":"Mechanical Systems and Engineering","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T13746","wikipedia":"https://en.wikipedia.org/wiki/Renewable_energy_and_agriculture"},"field_id":"21","id":"T13746","keywords":[{"display_name":"tillage quality","id":"tillage-quality","score":0.2062,"url":"https://openalex.org/keywords/tillage-quality"},{"display_name":"soil tillage quality","id":"soil-tillage-quality","score":0.2889,"url":"https://openalex.org/keywords/soil-tillage-quality"},{"display_name":"soil crumbling","id":"soil-crumbling","score":0.2692,"url":"https://openalex.org/keywords/soil-crumbling"},{"display_name":"tillage unit","id":"tillage-unit","score":0.234,"url":"https://openalex.org/keywords/tillage-unit"},{"display_name":"chisel cultivator","id":"chisel-cultivator","score":0.2442,"url":"https://openalex.org/keywords/chisel-cultivator"},{"display_name":"tillage productivity","id":"tillage-productivity","score":0.2051,"url":"https://openalex.org/keywords/tillage-productivity"}],"legacy_keywords":["Renewable Energy","Agricultural Economics","Soil Treatment","Tillage Effect","Carbon Nanotube Composite","Control Systems","Grain Extraction","Environmental Safety","Wood-Polymeric Materials","Vibration Mechanochemical Coating"],"openalex_id":"https://openalex.org/T13746","source_created_date":"2024-01-23T15:27:19","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2105","url":"/topics/T13746","works_api_url":"https://api.openalex.org/works?filter=topics.id:T13746","works_count":2748,"label":"Mechanical Systems and Engineering","provider":"openalex","revision":"26a40440367a3e9e","taxonomy_revision":"f050b5d4780b1289","title":"Mechanical Systems and Engineering","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"38359798190588567","address_version":"morton4x16-v1","coordinates":[3,21,2105,13746],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}