{"id":"https://openalex.org/A5113595356","orcid":null,"observed_orcids":[],"display_name":"Helmut Kohnke","raw_author_names":["H. KOHNKE","H. Kohnke","HELMUT KOHNKE","Helmut Kohnke","Kohnke, Helmut,\n    1901-1991.","Kohnke, Helmut,    1901-","Kohnke, Helmut,    1901-1991."],"full_name":"HELMUT KOHNKE","works_count":55,"cited_by_count":639,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":12,"i10_index":15},"ids":{"openalex":"https://openalex.org/A5113595356","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1289387233","ror":"https://ror.org/03j7rgg33","display_name":"Natural Resources Conservation Service","country_code":"US","type":"government","lineage":["https://openalex.org/I1289387233","https://openalex.org/I1336096307"]},"years":[1953,1942,1939]},{"institution":{"id":"https://openalex.org/I130238516","ror":"https://ror.org/017zqws13","display_name":"University of Minnesota","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]},"years":[1952]},{"institution":{"id":"https://openalex.org/I1336096307","ror":"https://ror.org/01na82s61","display_name":"United States Department of Agriculture","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},"years":[1942]},{"institution":{"id":"https://openalex.org/I219193219","ror":"https://ror.org/02dqehb95","display_name":"Purdue University West Lafayette","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]},"years":[1970,1969,1968,1965,1963,1962,1961,1957,1956,1955,1954,1953,1952,1951,1950,1947]},{"institution":{"id":"https://openalex.org/I2801333002","ror":"https://ror.org/05p8z3f47","display_name":"Purdue University System","country_code":"US","type":"education","lineage":["https://openalex.org/I2801333002"]},"years":[1957,1955,1947]},{"institution":{"id":"https://openalex.org/I7947594","ror":"https://ror.org/01adr0w49","display_name":"University of Maine","country_code":"US","type":"education","lineage":["https://openalex.org/I2802397601","https://openalex.org/I7947594"]},"years":[1957]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T12792","display_name":"Soil Management and Crop Yield","count":26,"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/T10716","display_name":"Soil and Unsaturated Flow","count":20,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10889","display_name":"Soil erosion and sediment transport","count":13,"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/T11404","display_name":"Irrigation Practices and Water Management","count":13,"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/T12310","display_name":"Crop Yield and Soil Fertility","count":9,"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"}}],"topic_share":[{"id":"https://openalex.org/T13082","display_name":"Water and Land Management","value":9.53e-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/T12792","display_name":"Soil Management and Crop Yield","value":8.24e-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"}},{"id":"https://openalex.org/T10716","display_name":"Soil and Unsaturated Flow","value":6.26e-05,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13740","display_name":"Soil Science and Environmental Management","value":4.55e-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"}},{"id":"https://openalex.org/T11404","display_name":"Irrigation Practices and Water Management","value":4.14e-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":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.714881181716919},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.6794400215148926},{"id":"159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","score":0.5770862102508545},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.49220481514930725},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.21794092655181885}],"counts_by_year":[{"year":1926,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1935,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1939,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1940,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1942,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1944,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1947,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1948,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1949,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1950,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1951,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1952,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1953,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1954,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1955,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1956,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1957,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1959,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1960,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1961,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1962,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1963,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1965,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1970,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1972,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["H. KOHNKE","H. Kohnke","HELMUT KOHNKE","Helmut Kohnke","Kohnke, Helmut,\n    1901-1991.","Kohnke, Helmut,    1901-","Kohnke, Helmut,    1901-1991."],"block_key":"h kohnke","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113595356","updated_date":"2026-10-28T12:34:19","created_date":"2016-06-24T00:00:00"}
