{"id":"https://openalex.org/keywords/ear-diameter","display_name":"ear diameter","description":"The transverse size of a cereal crop ear, especially maize, measured as an agronomic or plant-breeding trait.","display_name_alternatives":["diameter of the ear","ear diameters"],"ids":{"openalex":"https://openalex.org/keywords/ear-diameter","wikidata":null},"primary_topic":{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.3584,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.3584,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11229","display_name":"Genetics and Plant Breeding","score":0.3462,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"works_count":1188,"cited_by_count":3686,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/ear-diameter","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}