{"id":"https://openalex.org/A5048442804","orcid":"https://orcid.org/0000-0002-0108-6059","observed_orcids":["https://orcid.org/0000-0002-0108-6059"],"display_name":"Diana Marais","raw_author_names":["D Marais","D. Marais","Diana Marais"],"full_name":"Diana Marais","works_count":155,"cited_by_count":1384,"summary_stats":{"2yr_mean_citedness":31.8,"h_index":18,"i10_index":31},"ids":{"openalex":"https://openalex.org/A5048442804","orcid":"https://orcid.org/0000-0002-0108-6059","observed_orcids":["https://orcid.org/0000-0002-0108-6059"]},"affiliations":[{"institution":{"id":"https://openalex.org/I12553626","ror":"https://ror.org/03v8ter60","display_name":"University of Zululand","country_code":"ZA","type":"education","lineage":["https://openalex.org/I12553626"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I27765905","ror":"https://ror.org/010f1sq29","display_name":"North-West University","country_code":"ZA","type":"education","lineage":["https://openalex.org/I27765905"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I4210151505","ror":"https://ror.org/04r1s2546","display_name":"Agricultural Research Council of South Africa","country_code":"ZA","type":"government","lineage":["https://openalex.org/I4210151505"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I4391768285","ror":"https://ror.org/00nm7mw87","display_name":"Forestry and Agricultural Biotechnology Institute","country_code":"ZA","type":"facility","lineage":["https://openalex.org/I4391768285","https://openalex.org/I69552723"]},"years":[2023,2022]},{"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":[2025,2024,2023,2022,2020,2019,2018,2017,2016,2015,2012,2011,2008,2006,2002]}],"last_known_institutions":[{"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"]}],"topics":[{"id":"https://openalex.org/T11229","display_name":"Genetics and Plant Breeding","count":29,"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/T12294","display_name":"Agricultural Science and Fertilization","count":27,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T13628","display_name":"Agricultural Productivity and Crop Improvement","count":19,"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/T11404","display_name":"Irrigation Practices and Water Management","count":15,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T10367","display_name":"Agricultural Innovations and Practices","count":14,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13125","display_name":"Agricultural pest management studies","value":0.0002115,"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/T13069","display_name":"Cocoa and Sweet Potato Agronomy","value":0.0001466,"subfield":{"id":"https://openalex.org/subfields/1108","display_name":"Horticulture"},"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/T12243","display_name":"Research in Cotton Cultivation","value":0.0001349,"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/T12721","display_name":"Moringa oleifera research and applications","value":9.71e-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/T11426","display_name":"Genetically Modified Organisms Research","value":9.01e-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"}}],"x_concepts":[{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9421550035476685},{"id":"6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","score":0.7882801294326782},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.7188898921012878},{"id":"144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","score":0.6583846807479858},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.6213387846946716}],"counts_by_year":[{"year":1996,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":6,"oa_works_count":3,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":110,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":1,"cited_by_count":59},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":69},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":62},{"year":2015,"works_count":3,"oa_works_count":3,"cited_by_count":45},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":36},{"year":2017,"works_count":4,"oa_works_count":3,"cited_by_count":47},{"year":2018,"works_count":4,"oa_works_count":3,"cited_by_count":60},{"year":2019,"works_count":3,"oa_works_count":3,"cited_by_count":63},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":110},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":126},{"year":2022,"works_count":4,"oa_works_count":4,"cited_by_count":99},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":111},{"year":2024,"works_count":4,"oa_works_count":2,"cited_by_count":112},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":167},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":165}],"display_name_alternatives":["D Marais","D. Marais","Diana Marais"],"block_key":"d marais","works_api_url":"https://api.openalex.org/works?filter=author.id:A5048442804","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}