{"id":"https://openalex.org/A5082525495","orcid":null,"observed_orcids":[],"display_name":"Dalmas O. Sigunga","raw_author_names":["D. O. Sigunga","D.O. Sigunga","D.O. Sigunga .","DO Sigunga","Dalmas O. Sigunga"],"full_name":"Dalmas O. Sigunga","works_count":24,"cited_by_count":198,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":5},"ids":{"openalex":"https://openalex.org/A5082525495","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I195610458","ror":"https://ror.org/023pskh72","display_name":"Maseno University","country_code":"KE","type":"education","lineage":["https://openalex.org/I195610458"]},"years":[2015,2013,2008]},{"institution":{"id":"https://openalex.org/I195931504","ror":"https://ror.org/01jk2zc89","display_name":"Egerton University","country_code":"KE","type":"education","lineage":["https://openalex.org/I195931504"]},"years":[2003,2002]},{"institution":{"id":"https://openalex.org/I95457486","ror":"https://ror.org/01an7q238","display_name":"University of California, Berkeley","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]},"years":[1991]}],"last_known_institutions":[{"id":"https://openalex.org/I195610458","ror":"https://ror.org/023pskh72","display_name":"Maseno University","country_code":"KE","type":"education","lineage":["https://openalex.org/I195610458"]}],"topics":[{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","count":11,"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/T10004","display_name":"Soil Carbon and Nitrogen Dynamics","count":8,"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/T12792","display_name":"Soil Management and Crop Yield","count":5,"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/T11311","display_name":"Soil and Water Nutrient Dynamics","count":4,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12754","display_name":"Plant Growth and Agriculture Techniques","count":4,"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"}}],"topic_share":[{"id":"https://openalex.org/T12211","display_name":"Aluminum toxicity and tolerance in plants and animals","value":3.33e-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/T12344","display_name":"Silicon Effects in Agriculture","value":2.8e-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/T11311","display_name":"Soil and Water Nutrient Dynamics","value":1.93e-05,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13082","display_name":"Water and Land Management","value":1.91e-05,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","value":1.82e-05,"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"}}],"x_concepts":[{"id":"6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","score":0.6970183253288269},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.6337631940841675},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.5986380577087402},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.5506262183189392},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.0}],"counts_by_year":[{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1983,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2002,"works_count":5,"oa_works_count":4,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":13},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2015,"works_count":2,"oa_works_count":1,"cited_by_count":8},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"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":6},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["D. O. Sigunga","D.O. Sigunga","D.O. Sigunga .","DO Sigunga","Dalmas O. Sigunga"],"block_key":"d sigunga","works_api_url":"https://api.openalex.org/works?filter=author.id:A5082525495","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}