{"id":"https://openalex.org/W2040344358","doi":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","title":"Photosynthetic systems, carbon isotope discrimination and herbivore selectivity in Kenya","display_name":"Photosynthetic systems, carbon isotope discrimination and herbivore selectivity in Kenya","publication_year":1980,"publication_date":"1980-10-01","ids":{"openalex":"https://openalex.org/W2040344358","doi":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","mag":"2040344358"},"language":"en","primary_location":{"id":"doi:10.1111/j.1365-2028.1980.tb01052.x","doi":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","pdf_url":null,"source":{"id":"https://openalex.org/S14053799","display_name":"African Journal of Ecology","issn_l":"0141-6707","issn":["0141-6707","1365-2028"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"African Journal of Ecology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109268629","display_name":"Larry L. Tieszen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I149700789","display_name":"Augustana University","ror":"https://ror.org/03a3qwm26","country_code":"US","type":"education","lineage":["https://openalex.org/I149700789"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"L. L. TIESZEN","raw_affiliation_strings":["Department of Biology, Augustana College, Sioux Falls, S. D. 57102, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biology, Augustana College, Sioux Falls, S. D. 57102, USA","institution_ids":["https://openalex.org/I149700789"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085355014","display_name":"Simeon K. Imbamba","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12859529","display_name":"University of Nairobi","ror":"https://ror.org/02y9nww90","country_code":"KE","type":"education","lineage":["https://openalex.org/I12859529"]},{"id":"https://openalex.org/I149700789","display_name":"Augustana University","ror":"https://ror.org/03a3qwm26","country_code":"US","type":"education","lineage":["https://openalex.org/I149700789"]}],"countries":["KE","US"],"is_corresponding":false,"raw_author_name":"S. K. IMBAMBA","raw_affiliation_strings":["*Department of Botany, University of Nairobi, Nairobi, Kenya","Department of Biology, Augustana College, Sioux Falls, S. D. 57102, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"*Department of Botany, University of Nairobi, Nairobi, Kenya","institution_ids":["https://openalex.org/I12859529"]},{"raw_affiliation_string":"Department of Biology, Augustana College, Sioux Falls, S. D. 57102, USA","institution_ids":["https://openalex.org/I149700789"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":2.1146,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.83557887,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"18","issue":"4","first_page":"237","last_page":"242"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12073","display_name":"Isotope Analysis in Ecology","score":0.9711999893188477,"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"}},"topics":[{"id":"https://openalex.org/T12073","display_name":"Isotope Analysis in Ecology","score":0.9711999893188477,"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/T10199","display_name":"Wildlife Ecology and Conservation","score":0.013799999840557575,"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/T13388","display_name":"Rangeland and Wildlife Management","score":0.006500000134110451,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/carbon-isotope-discrimination","display_name":"carbon isotope discrimination","score":0.8730000257492065},{"id":"https://openalex.org/keywords/herbivore-diet-selection","display_name":"herbivore diet selection","score":0.8029999732971191},{"id":"https://openalex.org/keywords/c3-and-c4-plants","display_name":"C3 and C4 plants","score":0.8410000205039978},{"id":"https://openalex.org/keywords/photosynthetic-systems","display_name":"photosynthetic systems","score":0.703000009059906},{"id":"https://openalex.org/keywords/energy-flow","display_name":"energy flow","score":0.44699999690055847},{"id":"https://openalex.org/keywords/plant-herbivore-interactions","display_name":"plant-herbivore interactions","score":0.8349999785423279},{"id":"https://openalex.org/keywords/poaceae","display_name":"Poaceae","score":0.6029999852180481},{"id":"https://openalex.org/keywords/amboseli","display_name":"Amboseli","score":0.7720000147819519},{"id":"https://openalex.org/keywords/samburu","display_name":"Samburu","score":0.984000027179718},{"id":"https://openalex.org/keywords/selective-grazing","display_name":"selective grazing","score":0.3400000035762787}],"concepts":[{"id":"https://openalex.org/C46325548","wikidata":"https://www.wikidata.org/wiki/Q59099","display_name":"Herbivore","level":2,"score":0.7801764607429504},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5426344275474548},{"id":"https://openalex.org/C2777904157","wikidata":"https://www.wikidata.org/wiki/Q3239189","display_name":"Grazing","level":2,"score":0.5420454740524292},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.5249913930892944},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.48802462220191956},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.4862922132015228},{"id":"https://openalex.org/C2778755854","wikidata":"https://www.wikidata.org/wiki/Q7609","display_name":"Wildebeest","level":3,"score":0.4143833816051483},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.4044511616230011},{"id":"https://openalex.org/C2780993040","wikidata":"https://www.wikidata.org/wiki/Q46169","display_name":"National park","level":2,"score":0.060306698083877563},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1111/j.1365-2028.1980.tb01052.x","doi":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2028.1980.tb01052.x","pdf_url":null,"source":{"id":"https://openalex.org/S14053799","display_name":"African Journal of Ecology","issn_l":"0141-6707","issn":["0141-6707","1365-2028"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"African Journal of Ecology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W309956079","https://openalex.org/W1981959509","https://openalex.org/W1984585053","https://openalex.org/W1986062916","https://openalex.org/W2025933930","https://openalex.org/W2044083925","https://openalex.org/W2051645128","https://openalex.org/W2056780069","https://openalex.org/W2064686006","https://openalex.org/W2071181283","https://openalex.org/W2073255406","https://openalex.org/W2085927616","https://openalex.org/W2090302642","https://openalex.org/W2092944055","https://openalex.org/W2093689581","https://openalex.org/W2136603115","https://openalex.org/W2145675110","https://openalex.org/W2152296887","https://openalex.org/W2162260924","https://openalex.org/W2166477196","https://openalex.org/W2318482510","https://openalex.org/W2776707251","https://openalex.org/W4255743098"],"related_works":["https://openalex.org/W2090302642","https://openalex.org/W2326975631","https://openalex.org/W2081515840","https://openalex.org/W3003984150","https://openalex.org/W4378744525","https://openalex.org/W2143059074","https://openalex.org/W2058746075","https://openalex.org/W3159291815","https://openalex.org/W2002060031","https://openalex.org/W2157726635"],"abstract_inverted_index":{"Summary":[0],"The":[1,81],"flora":[2],"of":[3,6,41,60,87,109],"the":[4,31,35,58,70,154,156],"lowlands":[5],"East":[7,48,78,88],"Africa":[8],"possesses":[9],"both":[10],"C3":[11,140,164,179,332],"and":[12,44,63,105,121,125,131,133,143],"C4":[13,115,181,302],"plants":[14,116,141],"with":[15],"nearly":[16,136,160],"all":[17],"grasses":[18],"being":[19],"C4.":[20,188],"These":[21],"photosynthetic":[22],"systems":[23],"discriminate":[24],"differently":[25],"against":[26],"13C.":[27,198],"We":[28],"have":[29],"utilized":[30],"\u2018label\u2019":[32],"provided":[33],"by":[34,47],"\u03b413C":[36,82,262],"values":[37,83],"to":[38,56,64,93],"initiate":[39],"studies":[40,73],"energy":[42],"flow":[43],"vegetation":[45],"utilization":[46],"African":[49,79,89],"herbivores.":[50],"Preliminary":[51],"data":[52],"are":[53],"reported":[54],"here":[55],"illustrate":[57],"usefulness":[59],"this":[61],"technique":[62,241],"suggest":[65],"its":[66],"potential":[67],"role":[68],"in":[69,77,153],"numerous":[71],"plant\u2010herbivore":[72],"already":[74],"under":[75],"way":[76],"systems.":[80],"from":[84,114],"faecal":[85],"samples":[86],"herbivores":[90,226],"allows":[91],"us":[92],"estimate":[94],"their":[95,110],"immediate":[96],"dependency":[97],"on":[98,139],"plant":[99],"growth":[100],"forms.":[101],"Buffalo,":[102],"zebra,":[103],"waterbuck":[104,286],"wildebeest":[106],"select":[107],"90\u2013100%":[108],"food":[111],"at":[112,150],"Amboseli":[113,291],"(mainly":[117],"grasses);":[118],"elephant,":[119],"Grant's":[120],"Thompson's":[122],"gazelle,":[123],"warthog":[124],"ostrich":[126],"were":[127,135,159],"more":[128],"generalized":[129,157],"feeders;":[130],"dik\u2010dik":[132,323],"giraffe":[134],"wholly":[137],"dependent":[138,162],"(trees":[142],"shrubs).":[144],"A":[145],"similar":[146],"pattern":[147],"was":[148],"found":[149],"Samburu,":[151,342],"but":[152],"Aber\u2010dares":[155],"feeders":[158],"exclusively":[161],"upon":[163],"vegetation.":[165],"R\u00c9SUME\u00c9":[166],"La":[167],"flore":[168],"des":[169,175,206,212,275,279,304],"plaines":[170],"d'Afrique":[171,227],"de":[172,177,208,221,228,239,261,265,277,296,310,313,330,352,355],"l'Est":[173],"comporte":[174],"plantes":[176,301,331],"type":[178,356],"et":[180,219,242,287,312,317,324,334],"dont":[182],"presque":[183],"toutes":[184],"les":[185,225,248,256,300,306,308,345,347],"gramin\u00e9es":[186],"sont":[187,233,319],"Ces":[189],"syst\u00e8mes":[190],"photosynth\u00e9tiques":[191],"classent":[192],"diff\u00e9remment":[193],"par":[194,205,224],"rapport":[195],"\u00e0":[196,290,294],"|dL":[197],"Nous":[199],"avons":[200],"utilise":[201],"le":[202,215,283,285,288,315,322,325],"\u201clabel\u201d":[203],"fourni":[204],"valeurs":[207,260],"13C":[209],"pour":[210,236],"entammer":[211],"\u00e9tudes":[213,250],"sur":[214],"flux":[216],"\u00e9n\u00e9":[217],"rgetique":[218],"l'utilisation":[220],"la":[222,353],"v\u00e9g\u00e9tation":[223,354],"l'Est.":[229],"Les":[230,259],"donn\u00e9es":[231],"pr\u00e9liminaires":[232],"rapport\u00e9es":[234],"ici":[235],"illustrer":[237],"l'utilit\u00e9":[238],"cette":[240],"sugg\u00e9rer":[243],"sa":[244],"valeur":[245],"potentielle":[246],"dans":[247,255,344],"nombreuses":[249],"plantes\u2010herbivores":[251],"d\u00e9j\u00e0":[252],"en":[253],"cours":[254],"\u00e9cosyst\u00e8mes":[257],"Est\u2010Africains.":[258],"provenant":[263],"d'\u00e9chantillons":[264],"f\u00e9ces":[266],"d'herbivores":[267],"Est\u2010Africains":[268],"nous":[269],"permettent":[270],"d'estimer":[271],"leur":[272,297],"d\u00e9pendance":[273],"directe":[274],"formes":[276],"croissance":[278],"plantes.":[280],"Le":[281],"buffle,":[282],"z\u00e8bre,":[284],"gnou":[289],"selectionnent":[292],"95":[293],"100%":[295,329],"naurriture":[298],"parmi":[299],"(principalement":[303],"gramin\u00e9es);":[305],"\u00e9l\u00e9phants,":[307],"gazelles":[309],"Grant":[311],"Thompson,":[314],"phacoch\u00e8re":[316],"l'autruche":[318],"plus":[320],"omnivores;":[321],"girafe":[326],"d\u00e8pendent":[327],"presqu'\u00e0":[328],"(arbres":[333],"arbustes).":[335],"Un":[336],"sch\u00e9ma":[337],"semblable":[338],"a":[339],"\u00e9t\u00e9":[340],"trouv\u00e9\u00e0":[341],"mais,":[343],"Aberdares,":[346],"omnivores":[348],"d\u00e9pendent":[349],"presqu":[350],"exclusivement":[351],"C3.":[357]},"counts_by_year":[{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}