{"id":"https://openalex.org/W7161631932","doi":"https://doi.org/10.2989/10220119.2026.2629506","title":"An evaluation of the differences in the herbaceous vegetation of sites dominated by different encroacher bush species in the Kalahari Sands Plateau of Namibia","display_name":"An evaluation of the differences in the herbaceous vegetation of sites dominated by different encroacher bush species in the Kalahari Sands Plateau of Namibia","publication_year":2026,"publication_date":"2026-05-19","ids":{"openalex":"https://openalex.org/W7161631932","doi":"https://doi.org/10.2989/10220119.2026.2629506"},"language":"en","primary_location":{"id":"doi:10.2989/10220119.2026.2629506","doi":"https://doi.org/10.2989/10220119.2026.2629506","is_oa":true,"landing_page_url":"https://doi.org/10.2989/10220119.2026.2629506","pdf_url":"https://www.tandfonline.com/doi/pdf/10.2989/10220119.2026.2629506?needAccess=true","source":{"id":"https://openalex.org/S98916874","display_name":"African Journal of Range and Forage Science","issn_l":"1022-0119","issn":["1022-0119","1727-9380"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","jpps-1","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"African Journal of Range & Forage Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://www.tandfonline.com/doi/pdf/10.2989/10220119.2026.2629506?needAccess=true","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5137891934","display_name":"Innocent Hiangoro","orcid":"https://orcid.org/0009-0004-3007-7241","observed_orcids":["https://orcid.org/0009-0004-3007-7241"]},"institutions":[{"id":"https://openalex.org/I217085601","display_name":"University of Namibia","ror":"https://ror.org/016xje988","country_code":"NA","type":"education","lineage":["https://openalex.org/I217085601"]}],"countries":["NA"],"is_corresponding":false,"raw_author_name":"Innocent Hiangoro","raw_affiliation_strings":["Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia"],"raw_orcid":"https://orcid.org/0009-0004-3007-7241","affiliations":[{"raw_affiliation_string":"Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia","institution_ids":["https://openalex.org/I217085601"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040247354","display_name":"Absalom Kahumba","orcid":"https://orcid.org/0000-0001-7060-3892","observed_orcids":["https://orcid.org/0000-0001-7060-3892"]},"institutions":[{"id":"https://openalex.org/I217085601","display_name":"University of Namibia","ror":"https://ror.org/016xje988","country_code":"NA","type":"education","lineage":["https://openalex.org/I217085601"]}],"countries":["NA"],"is_corresponding":true,"raw_author_name":"Absalom Kahumba","raw_affiliation_strings":["Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia"],"raw_orcid":"https://orcid.org/0000-0001-7060-3892","affiliations":[{"raw_affiliation_string":"Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia","institution_ids":["https://openalex.org/I217085601"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046917662","display_name":"Vonai Charamba","orcid":"https://orcid.org/0000-0002-2938-8438","observed_orcids":["https://orcid.org/0000-0002-2938-8438"]},"institutions":[{"id":"https://openalex.org/I217085601","display_name":"University of Namibia","ror":"https://ror.org/016xje988","country_code":"NA","type":"education","lineage":["https://openalex.org/I217085601"]}],"countries":["NA"],"is_corresponding":false,"raw_author_name":"Vonai Charamba","raw_affiliation_strings":["Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia"],"raw_orcid":"https://orcid.org/0000-0002-2938-8438","affiliations":[{"raw_affiliation_string":"Department of Animal Production, Agribusiness and Economics, Faculty of Agriculture, Engineering and Natural Science, University of Namibia","institution_ids":["https://openalex.org/I217085601"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5040247354"],"corresponding_institution_ids":["https://openalex.org/I217085601"],"apc_list":null,"apc_paid":null,"fwci":3.7673,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.9143332,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"43","issue":"3","first_page":"293","last_page":"303"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12467","display_name":"Rangeland Management and Livestock Ecology","score":0.7085000276565552,"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"}},"topics":[{"id":"https://openalex.org/T12467","display_name":"Rangeland Management and Livestock Ecology","score":0.7085000276565552,"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/T13388","display_name":"Rangeland and Wildlife Management","score":0.21739999949932098,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T10005","display_name":"Ecology and Vegetation Dynamics Studies","score":0.03009999915957451,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/shrub-encroachment","display_name":"shrub encroachment","score":0.9990000128746033},{"id":"https://openalex.org/keywords/herbaceous-vegetation","display_name":"herbaceous vegetation","score":0.8500000238418579},{"id":"https://openalex.org/keywords/senegalia-mellifera","display_name":"Senegalia mellifera","score":0.9079999923706055},{"id":"https://openalex.org/keywords/dichrostachys-cinerea","display_name":"Dichrostachys cinerea","score":1.0},{"id":"https://openalex.org/keywords/terminalia-sericea","display_name":"Terminalia sericea","score":1.0},{"id":"https://openalex.org/keywords/rangeland-degradation","display_name":"rangeland degradation","score":0.8790000081062317},{"id":"https://openalex.org/keywords/grass-species-composition","display_name":"grass species composition","score":0.7409999966621399},{"id":"https://openalex.org/keywords/annual-grasses","display_name":"annual grasses","score":0.6880000233650208}],"concepts":[{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.6510000228881836},{"id":"https://openalex.org/C2780030769","wikidata":"https://www.wikidata.org/wiki/Q4968575","display_name":"Plateau (mathematics)","level":2,"score":0.5029000043869019},{"id":"https://openalex.org/C30820588","wikidata":"https://www.wikidata.org/wiki/Q190903","display_name":"Herbaceous plant","level":2,"score":0.49410000443458557},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.40450000762939453},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.3901999890804291},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3644999861717224},{"id":"https://openalex.org/C150772632","wikidata":"https://www.wikidata.org/wiki/Q1330709","display_name":"Arid","level":2,"score":0.3077000081539154},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.3075000047683716},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.2874999940395355},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2842000126838684},{"id":"https://openalex.org/C53565203","wikidata":"https://www.wikidata.org/wiki/Q17146659","display_name":"Species richness","level":2,"score":0.27219998836517334},{"id":"https://openalex.org/C91770344","wikidata":"https://www.wikidata.org/wiki/Q334487","display_name":"Overgrazing","level":3,"score":0.2565000057220459},{"id":"https://openalex.org/C107054158","wikidata":"https://www.wikidata.org/wiki/Q25257","display_name":"Precipitation","level":2,"score":0.25290000438690186},{"id":"https://openalex.org/C76886044","wikidata":"https://www.wikidata.org/wiki/Q2883300","display_name":"Hydrology (agriculture)","level":2,"score":0.2515000104904175}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2989/10220119.2026.2629506","doi":"https://doi.org/10.2989/10220119.2026.2629506","is_oa":true,"landing_page_url":"https://doi.org/10.2989/10220119.2026.2629506","pdf_url":"https://www.tandfonline.com/doi/pdf/10.2989/10220119.2026.2629506?needAccess=true","source":{"id":"https://openalex.org/S98916874","display_name":"African Journal of Range and Forage Science","issn_l":"1022-0119","issn":["1022-0119","1727-9380"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","jpps-1","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"African Journal of Range & Forage Science","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.2989/10220119.2026.2629506","doi":"https://doi.org/10.2989/10220119.2026.2629506","is_oa":true,"landing_page_url":"https://doi.org/10.2989/10220119.2026.2629506","pdf_url":"https://www.tandfonline.com/doi/pdf/10.2989/10220119.2026.2629506?needAccess=true","source":{"id":"https://openalex.org/S98916874","display_name":"African Journal of Range and Forage Science","issn_l":"1022-0119","issn":["1022-0119","1727-9380"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","jpps-1","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"African Journal of Range & Forage Science","raw_type":"journal-article"},"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/15","display_name":"Life on land"},{"score":0.4359000027179718,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320326756","display_name":"Southern\u00a0African\u00a0Science\u00a0Service\u00a0Centre\u00a0for\u00a0Climate\u00a0Change\u00a0and\u00a0Adaptive\u00a0Land\u00a0Management","ror":"https://ror.org/03jpb1072"},{"id":"https://openalex.org/F4320327697","display_name":"University of Namibia","ror":"https://ror.org/016xje988"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7161631932.pdf","grobid_xml":"https://content.openalex.org/works/W7161631932.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W1538953847","https://openalex.org/W1971089700","https://openalex.org/W1972226365","https://openalex.org/W1998564344","https://openalex.org/W2000936168","https://openalex.org/W2011401984","https://openalex.org/W2026348275","https://openalex.org/W2032612450","https://openalex.org/W2045925722","https://openalex.org/W2078649930","https://openalex.org/W2104968988","https://openalex.org/W2106200764","https://openalex.org/W2108431217","https://openalex.org/W2157062135","https://openalex.org/W2200893930","https://openalex.org/W2278115601","https://openalex.org/W2402651011","https://openalex.org/W2503912311","https://openalex.org/W2548720191","https://openalex.org/W2607038873","https://openalex.org/W2612110587","https://openalex.org/W2801929430","https://openalex.org/W2807011459","https://openalex.org/W2894688398","https://openalex.org/W2970242715","https://openalex.org/W2986688730","https://openalex.org/W2990589610","https://openalex.org/W3082779707","https://openalex.org/W3124799434","https://openalex.org/W3127440354","https://openalex.org/W3129179964","https://openalex.org/W3160831240","https://openalex.org/W3164119379","https://openalex.org/W3184536249","https://openalex.org/W3194231915","https://openalex.org/W3196307513","https://openalex.org/W4235683078","https://openalex.org/W4283787237","https://openalex.org/W4285043486","https://openalex.org/W4380610470","https://openalex.org/W4399484733","https://openalex.org/W4414806086","https://openalex.org/W7164941602"],"related_works":["https://openalex.org/W2069033173","https://openalex.org/W2915675317","https://openalex.org/W4384201101","https://openalex.org/W4412853548","https://openalex.org/W1538953847","https://openalex.org/W4366526369","https://openalex.org/W3108534087","https://openalex.org/W4405738079","https://openalex.org/W2323068429","https://openalex.org/W1984072019"],"abstract_inverted_index":{"Bush":[0],"encroachment":[1],"is":[2],"a":[3,55],"form":[4],"of":[5,37,57,82,140],"rangeland":[6],"degradation":[7],"that":[8,65,94,174,190],"reduces":[9],"the":[10,72,77,83,154],"grazing":[11],"capacity,":[12],"livestock":[13],"and":[14,31,54,68,80,105,119,125,164],"wildlife":[15],"productivity.":[16],"This":[17],"study":[18,172],"evaluated":[19],"how":[20],"sites":[21,97,112,141,155,176],"dominated":[22,142,156,177],"by":[23,143,157,178],"encroaching":[24],"bush":[25,181],"species":[26,75,85,124,182,192],"Senegalia":[27],"mellifera,":[28],"Dichrostachys":[29],"cinerea":[30,111,159],"Terminalia":[32],"sericea":[33,134,166],"varied":[34],"in":[35,76],"terms":[36],"their":[38],"herbaceous":[39,43,137,185],"vegetation":[40,44],"structure.":[41],"The":[42,62,88,136,171],"data":[45],"were":[46,60,71,86,98,128],"collected":[47],"from":[48],"42":[49],"fixed":[50],"points":[51],"per":[52],"plot,":[53],"total":[56],"27":[58],"plots":[59],"surveyed.":[61],"results":[63],"showed":[64,93],"Eragrostis":[66,103],"trichophora":[67],"Stipagrostis":[69],"uniplumis":[70],"dominant":[73],"grass":[74,84],"three":[78],"farms,":[79],"48%":[81],"annuals.":[87],"principal":[89],"component":[90],"analysis":[91],"(PCA)":[92],"S.":[95,144],"mellifera":[96,145],"associated":[99],"with":[100,114],"Cenchrus":[101],"ciliaris,":[102],"lehmanniana":[104],"Brachiaria":[106],"euriciformis.":[107],"In":[108],"contrast,":[109],"D.":[110,158],"corresponded":[113],"Aristida":[115],"stipitata,":[116],"Urochloa":[117],"brachyura":[118],"Enneapogon":[120],"cenchroides,":[121],"while":[122],"herb":[123],"Pogonarthria":[126],"squarrosa":[127],"more":[129],"closely":[130],"linked":[131],"to":[132,153],"T.":[133,165],"sites.":[135],"biomass":[138],"yield":[139],"(410":[146],"kg":[147,161,168],"DM":[148,162,169],"ha\u20131)":[149,163],"was":[150],"higher":[151],"compared":[152],"(292":[160],"(231":[167],"ha\u20131).":[170],"concluded":[173],"field":[175],"different":[179],"encroacher":[180],"had":[183],"varying":[184],"layers,":[186],"which":[187],"ecologically":[188],"implies":[189],"woody":[191],"exert":[193],"species-specific":[194],"effects":[195],"on":[196],"understory":[197],"vegetation.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-05-19T00:00:00"}