{"id":"https://openalex.org/A5006940333","orcid":null,"observed_orcids":[],"display_name":"Ockert Greyvenstein","raw_author_names":["Greyvenstein, Ockert F.","Greyvenstein, Ockert F. C.","Greyvenstein, Ockert Frederick","O. F. C Greyvenstein","O. Greyvenstein","O.F.C. Greyvenstein","OCKERT F. C. GREYVENSTEIN","Ockert Greyvenstein"],"full_name":"OCKERT F. C. GREYVENSTEIN","works_count":15,"cited_by_count":109,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":5,"i10_index":4},"ids":{"openalex":"https://openalex.org/A5006940333","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210122317","ror":"https://ror.org/0303cgc60","display_name":"Ball Horticultural (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210122317"]},"years":[2021,2020]},{"institution":{"id":"https://openalex.org/I69552723","ror":"https://ror.org/00g0p6g84","display_name":"University of Pretoria","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I91045830","ror":"https://ror.org/01f5ytq51","display_name":"Texas A&M University","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]},"years":[2021,2016,2015,2014]}],"last_known_institutions":[{"id":"https://openalex.org/I4210122317","ror":"https://ror.org/0303cgc60","display_name":"Ball Horticultural (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210122317"]},{"id":"https://openalex.org/I91045830","ror":"https://ror.org/01f5ytq51","display_name":"Texas A&M University","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"topics":[{"id":"https://openalex.org/T12834","display_name":"Flowering Plant Growth and Cultivation","count":9,"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"}},{"id":"https://openalex.org/T10014","display_name":"Plant Stress Responses and Tolerance","count":5,"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"}},{"id":"https://openalex.org/T10594","display_name":"Genetic and phenotypic traits in livestock","count":3,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11229","display_name":"Genetics and Plant Breeding","count":3,"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"}},{"id":"https://openalex.org/T10261","display_name":"Genetic Associations and Epidemiology","count":2,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12834","display_name":"Flowering Plant Growth and Cultivation","value":2.38e-05,"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"}},{"id":"https://openalex.org/T12134","display_name":"Insect symbiosis and bacterial influences","value":1.7e-05,"subfield":{"id":"https://openalex.org/subfields/1109","display_name":"Insect 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/T12822","display_name":"Turfgrass Adaptation and Management","value":1.39e-05,"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/T10014","display_name":"Plant Stress Responses and Tolerance","value":1.15e-05,"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"}},{"id":"https://openalex.org/T12113","display_name":"Growth and nutrition in plants","value":9.8e-06,"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"}}],"x_concepts":[{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9423710107803345},{"id":"144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","score":0.6969637274742126},{"id":"59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","score":0.5761924386024475},{"id":"152076505","wikidata":"https://www.wikidata.org/wiki/Q1126540","display_name":"French horn","score":0.5184478163719177},{"id":"104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","score":0.49006855487823486}],"counts_by_year":[{"year":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2013,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2015,"works_count":3,"oa_works_count":2,"cited_by_count":6},{"year":2016,"works_count":3,"oa_works_count":3,"cited_by_count":3},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":10},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":7},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["Greyvenstein, Ockert F.","Greyvenstein, Ockert F. C.","Greyvenstein, Ockert Frederick","O. F. C Greyvenstein","O. Greyvenstein","O.F.C. Greyvenstein","OCKERT F. C. GREYVENSTEIN","Ockert Greyvenstein"],"block_key":"o greyvenstein","works_api_url":"https://api.openalex.org/works?filter=author.id:A5006940333","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}