{"id":"https://openalex.org/W1490164975","doi":null,"title":"Population Levels of Indigenous Bradyrhizobia Nodulating Promiscuous Soybean in two Kenyan Soils of the Semi-arid and Semi-humid Agroecological Zones","display_name":"Population Levels of Indigenous Bradyrhizobia Nodulating Promiscuous Soybean in two Kenyan Soils of the Semi-arid and Semi-humid Agroecological Zones","publication_year":2006,"publication_date":"2006-01-01","ids":{"openalex":"https://openalex.org/W1490164975","mag":"1490164975"},"language":"en","primary_location":{"id":"pmh:oai:jarts.info:article/129","doi":null,"is_oa":true,"landing_page_url":"http://jarts.info/index.php/jarts/article/view/129","pdf_url":"http://jarts.info/index.php/jarts/article/view/129","source":{"id":"https://openalex.org/S2764388627","display_name":"Der Tropenlandwirt","issn_l":"0041-3186","issn":["0041-3186","1612-9830","2363-6033"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["ddh","doaj","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313744","host_organization_name":"kassel university press","host_organization_lineage":["https://openalex.org/P4310313744"],"host_organization_lineage_names":["kassel university press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agriculture and Rural Development in the Tropics and Subtropics (JARTS); Vol 107, No 2 (2006); 149-159","raw_type":"info:eu-repo/semantics/article"},"volume":null,"type":"article","indexed_in":["doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"http://jarts.info/index.php/jarts/article/view/129","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5036305473","display_name":"John Muthini Maingi","orcid":"https://orcid.org/0000-0002-9314-5115","observed_orcids":["https://orcid.org/0000-0002-9314-5115"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. M. Maingi","raw_affiliation_strings":["Department of Plant and Microbial Sciences, #R##N#Kenyatta University, #R##N#P.O. Box 43844-00100, Nairobi, Kenya,#R##N##R##N#E-mail: jmanguske@yahoo.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Plant and Microbial Sciences, #R##N#Kenyatta University, #R##N#P.O. Box 43844-00100, Nairobi, Kenya,#R##N##R##N#E-mail: jmanguske@yahoo.com","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111652128","display_name":"Nkanata Mburugu Gitonga","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153975220","display_name":"Kenyatta University","ror":"https://ror.org/05p2z3x69","country_code":"KE","type":"education","lineage":["https://openalex.org/I153975220"]}],"countries":["KE"],"is_corresponding":false,"raw_author_name":"N. M. Gitonga","raw_affiliation_strings":["Department of Plant and Microbial Sciences, Kenyatta University. P.O Box 43844-00100, Nairobi, Kenya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Plant and Microbial Sciences, Kenyatta University. P.O Box 43844-00100, Nairobi, Kenya","institution_ids":["https://openalex.org/I153975220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083328134","display_name":"Chris Allan Shisanya","orcid":"https://orcid.org/0000-0002-2137-0372","observed_orcids":["https://orcid.org/0000-0002-2137-0372"]},"institutions":[{"id":"https://openalex.org/I153975220","display_name":"Kenyatta University","ror":"https://ror.org/05p2z3x69","country_code":"KE","type":"education","lineage":["https://openalex.org/I153975220"]}],"countries":["KE"],"is_corresponding":false,"raw_author_name":"C. A. Shisanya","raw_affiliation_strings":["Department of Geography, Kenyatta University, P.O Box 43844-00100, Nairobi, Kenya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geography, Kenyatta University, P.O Box 43844-00100, Nairobi, Kenya","institution_ids":["https://openalex.org/I153975220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061429669","display_name":"Berthold Hornetz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I89864525","display_name":"Universit\u00e4t Trier","ror":"https://ror.org/02778hg05","country_code":"DE","type":"education","lineage":["https://openalex.org/I89864525"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"B. Hornetz","raw_affiliation_strings":["Department of Geosciences, #R##N#University of Trier, D-54286, Trier, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geosciences, #R##N#University of Trier, D-54286, Trier, Germany","institution_ids":["https://openalex.org/I89864525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111979249","display_name":"Geoffrey Mwanza Muluvi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153975220","display_name":"Kenyatta University","ror":"https://ror.org/05p2z3x69","country_code":"KE","type":"education","lineage":["https://openalex.org/I153975220"]}],"countries":["KE"],"is_corresponding":false,"raw_author_name":"G. M. Muluvi","raw_affiliation_strings":["Department of Biochemistry and Biotechnology, Kenyatta University, P.O.BOX 43844-00100, Nairobi, Kenya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biochemistry and Biotechnology, Kenyatta University, P.O.BOX 43844-00100, Nairobi, Kenya","institution_ids":["https://openalex.org/I153975220"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5141885444","display_name":"Nkanata M. Gitonga","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nkanata M. Gitonga","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4102,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.70864814,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11470","display_name":"Legume Nitrogen Fixing Symbiosis","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T11470","display_name":"Legume Nitrogen Fixing Symbiosis","score":0.9980000257492065,"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/T12571","display_name":"Soybean genetics and cultivation","score":0.0003000000142492354,"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/T12436","display_name":"Agronomic Practices and Intercropping Systems","score":0.0003000000142492354,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bradyrhizobia","display_name":"bradyrhizobia","score":0.9110000133514404},{"id":"https://openalex.org/keywords/soybean","display_name":"soybean","score":0.6349999904632568},{"id":"https://openalex.org/keywords/indigenous-rhizobia","display_name":"indigenous rhizobia","score":0.6840000152587891},{"id":"https://openalex.org/keywords/bradyrhizobium-japonicum","display_name":"Bradyrhizobium japonicum","score":0.7960000038146973},{"id":"https://openalex.org/keywords/cowpea","display_name":"cowpea","score":0.8849999904632568},{"id":"https://openalex.org/keywords/most-probable-number","display_name":"most probable number","score":0.5199999809265137},{"id":"https://openalex.org/keywords/semiarid-soils","display_name":"semi-arid soils","score":0.7540000081062317}],"concepts":[{"id":"https://openalex.org/C156663261","wikidata":"https://www.wikidata.org/wiki/Q396338","display_name":"Agroecology","level":3,"score":0.8142170310020447},{"id":"https://openalex.org/C187651312","wikidata":"https://www.wikidata.org/wiki/Q114","display_name":"Kenya","level":2,"score":0.7159836292266846},{"id":"https://openalex.org/C150772632","wikidata":"https://www.wikidata.org/wiki/Q1330709","display_name":"Arid","level":2,"score":0.6299193501472473},{"id":"https://openalex.org/C55958113","wikidata":"https://www.wikidata.org/wiki/Q169480","display_name":"Indigenous","level":2,"score":0.5939623713493347},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.5543507933616638},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.49171310663223267},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.45363056659698486},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.4378887712955475},{"id":"https://openalex.org/C54286561","wikidata":"https://www.wikidata.org/wiki/Q397350","display_name":"Agroforestry","level":1,"score":0.41301098465919495},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3850194215774536},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.2535163164138794},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.11683264374732971},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"pmh:oai:jarts.info:article/129","doi":null,"is_oa":true,"landing_page_url":"http://jarts.info/index.php/jarts/article/view/129","pdf_url":"http://jarts.info/index.php/jarts/article/view/129","source":{"id":"https://openalex.org/S2764388627","display_name":"Der Tropenlandwirt","issn_l":"0041-3186","issn":["0041-3186","1612-9830","2363-6033"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["ddh","doaj","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313744","host_organization_name":"kassel university press","host_organization_lineage":["https://openalex.org/P4310313744"],"host_organization_lineage_names":["kassel university press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agriculture and Rural Development in the Tropics and Subtropics (JARTS); Vol 107, No 2 (2006); 149-159","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:ir-library.ku.ac.ke:123456789/5925","doi":null,"is_oa":true,"landing_page_url":"http://ir-library.ku.ac.ke/handle/123456789/5925","pdf_url":"http://ir-library.ku.ac.ke/handle/123456789/5925","source":{"id":"https://openalex.org/S4306400122","display_name":"Kenyatta University Institutional Repository (Kenyatta University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I153975220","host_organization_name":"Kenyatta University","host_organization_lineage":["https://openalex.org/I153975220"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.877.4191","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.877.4191","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.jarts.info/index.php/jarts/article/download/129/112/","raw_type":"text"},{"id":"pmh:oai:doaj.org/article:86d0ce0a6a8745d5bf17b8462b2b478a","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/86d0ce0a6a8745d5bf17b8462b2b478a","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Agriculture and Rural Development in the Tropics and Subtropics, Vol 107, Iss 2, Pp 149-159 (2006)","raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:jarts.info:article/129","doi":null,"is_oa":true,"landing_page_url":"http://jarts.info/index.php/jarts/article/view/129","pdf_url":"http://jarts.info/index.php/jarts/article/view/129","source":{"id":"https://openalex.org/S2764388627","display_name":"Der Tropenlandwirt","issn_l":"0041-3186","issn":["0041-3186","1612-9830","2363-6033"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["ddh","doaj","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313744","host_organization_name":"kassel university press","host_organization_lineage":["https://openalex.org/P4310313744"],"host_organization_lineage_names":["kassel university press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agriculture and Rural Development in the Tropics and Subtropics (JARTS); Vol 107, No 2 (2006); 149-159","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.991100013256073},{"display_name":"Life on land","id":"https://metadata.un.org/sdg/15","score":0.8518999814987183}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1490164975.pdf","grobid_xml":"https://content.openalex.org/works/W1490164975.grobid-xml"},"referenced_works_count":15,"referenced_works":["https://openalex.org/W142899272","https://openalex.org/W1508240358","https://openalex.org/W1591724950","https://openalex.org/W1796730527","https://openalex.org/W1952215398","https://openalex.org/W1969053648","https://openalex.org/W1974119162","https://openalex.org/W1976908563","https://openalex.org/W2010373831","https://openalex.org/W2012378940","https://openalex.org/W2023690310","https://openalex.org/W2069309457","https://openalex.org/W2141881297","https://openalex.org/W2581298193","https://openalex.org/W3111113938"],"related_works":["https://openalex.org/W2048276292","https://openalex.org/W2096642664","https://openalex.org/W1853311728","https://openalex.org/W2078954819","https://openalex.org/W2020769410","https://openalex.org/W256014678","https://openalex.org/W6884989993","https://openalex.org/W4285726527","https://openalex.org/W3116257635","https://openalex.org/W1869331017"],"abstract_inverted_index":{"Soybeans":[0],"grown":[1],"in":[2,22,26,44,51,62,187,204],"Africa":[3],"have":[4],"been":[5],"selected":[6],"to":[7,35,42,57,76,104,113,134,145,156,165,173,225],"nodulate":[8],"effectively":[9],"with":[10],"indigenous":[11,73],"Bradyrhizobium":[12,15],"spp.populations":[13],"since":[14],"japonicum":[16],"populations":[17],"are":[18],"considered":[19],"absent":[20],"or":[21],"very":[23],"low":[24],"numbers":[25],"African":[27],"soils.The":[28],"major":[29],"objective":[30],"of":[31,39,71,98,110,150,170,177,199,216,238,256,260],"this":[32],"study":[33,48,124],"was":[34,78,132,143,163,189,206,228,246,265],"estimate":[36,135,146],"total":[37,92,137,184,243],"population":[38,70,96,108,148,168,186,197,223,245,258],"Bradyrhizobia":[40,93,102,111,138,154,171,185,203,222,244,264],"specific":[41,75,103,224],"soybean":[43,105,157],"two":[45,123],"agro-ecologically":[46],"different":[47],"sites,":[49],"Kiboko":[50,188,205],"Makueni":[52],"District,":[53,64],"Southeast":[54],"Kenya":[55,66],"(semi-arid":[56],"arid":[58],"conditions)":[59],"and":[60,106,193,210,232,250],"Kaguru":[61],"Meru":[63],"East":[65],"(semi-humid":[67],"climate)":[68],".The":[69,196],"the":[72,81,91,95,107,122,136,147,167,178,183,220,241],"rhizobia":[74],"soybeans":[77],"determined":[79,120],"using":[80],"Most":[82],"Probable":[83],"Number":[84],"(MPN)":[85],"plant":[86],"infection":[87],"technique.In":[88],"these":[89],"experiments,":[90],"populations,":[94],"sizes":[97,109,149,169],"taxonomically":[99,151,200,261],"defined":[100,152,201,262],"slow-growing":[101,153,263],"spp.specific":[112,155,172],"tropical":[114],"Glycine":[115,141],"Cross":[116],"(TGx)":[117],"varieties":[118],"were":[119],"for":[121],"sites.Cowpea,":[125],"Vigna":[126],"unguiculata,":[127],"cultivar":[128],"Ken":[129],"Kunde":[130],"I":[131],"used":[133,144,164],"spp.population.Clark":[139],"soybean,":[140],"max,":[142],"while":[158,219],"a":[159],"TGx":[160,174,226],"genotype,":[161],"SB12-TGx1869-31E":[162],"determine":[166],"varieties.The":[175],"results":[176],"MPN":[179],"counts":[180],"indicated":[181],"that":[182],"between":[190,207,229,247],"2.59x10":[191,208],"4":[192],"1.89x10":[194,211],"5":[195],"size":[198,259],"slowgrowing":[202],"2":[209,231,249],"3":[212,234,252],"cells":[213,235,253],"per":[214,236,254],"gram":[215,237,255],"soil":[217],"sample":[218],"approximate":[221,242],"genotype":[227],"7.81x10":[230],"5.67x10":[233],"soil.In":[239],"Kaguru,":[240],"1.04x10":[248],"7.56x10":[251],"soil.The":[257],"be-":[266]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2016-06-24T00:00:00"}