{"id":"https://openalex.org/W1987137494","doi":"https://doi.org/10.1080/09670878909371389","title":"Studies on the biology ofPanicum repensL. II. Intraspecific competition and resource\u2010allocation","display_name":"Studies on the biology ofPanicum repensL. II. Intraspecific competition and resource\u2010allocation","publication_year":1989,"publication_date":"1989-01-01","ids":{"openalex":"https://openalex.org/W1987137494","doi":"https://doi.org/10.1080/09670878909371389","mag":"1987137494"},"language":"en","primary_location":{"id":"doi:10.1080/09670878909371389","doi":"https://doi.org/10.1080/09670878909371389","is_oa":false,"landing_page_url":"https://doi.org/10.1080/09670878909371389","pdf_url":null,"source":{"id":"https://openalex.org/S4210182217","display_name":"Tropical Pest Management","issn_l":"0143-6147","issn":["0143-6147"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tropical Pest Management","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/A5049684021","display_name":"J. P. N. R. Chandrasena","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I90678064","display_name":"University of Colombo","ror":"https://ror.org/02phn5242","country_code":"LK","type":"education","lineage":["https://openalex.org/I90678064"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"J. P. N. R. Chandrasena","raw_affiliation_strings":["Department of Botany, University of Colombo, P.O. Box 1490, Colombo\u20103, Sri Lanka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Botany, University of Colombo, P.O. Box 1490, Colombo\u20103, Sri Lanka","institution_ids":["https://openalex.org/I90678064"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055901577","display_name":"H. C. P. Peiris","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I90678064","display_name":"University of Colombo","ror":"https://ror.org/02phn5242","country_code":"LK","type":"education","lineage":["https://openalex.org/I90678064"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"H. C. P. Peiris","raw_affiliation_strings":["Department of Botany, University of Colombo, P.O. Box 1490, Colombo\u20103, Sri Lanka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Botany, University of Colombo, P.O. Box 1490, Colombo\u20103, Sri Lanka","institution_ids":["https://openalex.org/I90678064"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I90678064"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"35","issue":"3","first_page":"316","last_page":"320"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10774","display_name":"Weed Control and Herbicide Applications","score":0.9502000212669373,"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/T10774","display_name":"Weed Control and Herbicide Applications","score":0.9502000212669373,"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/T13591","display_name":"Pasture and Agricultural Systems","score":0.019500000402331352,"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"}},{"id":"https://openalex.org/T10005","display_name":"Ecology and Vegetation Dynamics Studies","score":0.009999999776482582,"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/panicum-repens","display_name":"Panicum repens","score":1.0},{"id":"https://openalex.org/keywords/intraspecific-competition","display_name":"intraspecific competition","score":0.8080000281333923},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"resource allocation","score":0.9850000143051147},{"id":"https://openalex.org/keywords/plant-density","display_name":"plant density","score":0.9390000104904175},{"id":"https://openalex.org/keywords/rhizome-production","display_name":"rhizome production","score":0.9100000262260437},{"id":"https://openalex.org/keywords/tillering","display_name":"tillering","score":0.7870000004768372},{"id":"https://openalex.org/keywords/inflorescence","display_name":"inflorescence","score":0.7440000176429749},{"id":"https://openalex.org/keywords/grass-weeds","display_name":"grass weeds","score":0.5600000023841858}],"concepts":[{"id":"https://openalex.org/C131892835","wikidata":"https://www.wikidata.org/wiki/Q770985","display_name":"Intraspecific competition","level":2,"score":0.8500316143035889},{"id":"https://openalex.org/C150668497","wikidata":"https://www.wikidata.org/wiki/Q104870826","display_name":"Dry weight","level":2,"score":0.7754898071289062},{"id":"https://openalex.org/C134550120","wikidata":"https://www.wikidata.org/wiki/Q184208","display_name":"Rhizome","level":2,"score":0.7424992322921753},{"id":"https://openalex.org/C91306197","wikidata":"https://www.wikidata.org/wiki/Q45767","display_name":"Competition (biology)","level":2,"score":0.7176538705825806},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.6744765043258667},{"id":"https://openalex.org/C2779247569","wikidata":"https://www.wikidata.org/wiki/Q2419334","display_name":"Tiller (botany)","level":2,"score":0.6304465532302856},{"id":"https://openalex.org/C21410773","wikidata":"https://www.wikidata.org/wiki/Q220869","display_name":"Shoot","level":2,"score":0.5243185758590698},{"id":"https://openalex.org/C2775891814","wikidata":"https://www.wikidata.org/wiki/Q101879","display_name":"Weed","level":2,"score":0.5242046117782593},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5084551572799683},{"id":"https://openalex.org/C2780742232","wikidata":"https://www.wikidata.org/wiki/Q934037","display_name":"Panicum","level":2,"score":0.4681952893733978},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.3741578459739685},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3650677800178528},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1813029944896698}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/09670878909371389","doi":"https://doi.org/10.1080/09670878909371389","is_oa":false,"landing_page_url":"https://doi.org/10.1080/09670878909371389","pdf_url":null,"source":{"id":"https://openalex.org/S4210182217","display_name":"Tropical Pest Management","issn_l":"0143-6147","issn":["0143-6147"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tropical Pest Management","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.5365999937057495}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320326055","display_name":"University of Colombo","ror":"https://ror.org/02phn5242"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1007601098","https://openalex.org/W1970337237","https://openalex.org/W2019483303","https://openalex.org/W2028798626","https://openalex.org/W2077454220","https://openalex.org/W2092713296","https://openalex.org/W2151673661","https://openalex.org/W2323136398","https://openalex.org/W2329679623","https://openalex.org/W2796183381"],"related_works":["https://openalex.org/W2323136398","https://openalex.org/W2946971117","https://openalex.org/W3132612730","https://openalex.org/W4241204781","https://openalex.org/W2119051065","https://openalex.org/W2126243871","https://openalex.org/W2366370212","https://openalex.org/W2392701543","https://openalex.org/W1508978270","https://openalex.org/W1521571766"],"abstract_inverted_index":{"The":[0,228],"effects":[1],"of":[2,11,20,144,159,192,212,240],"intraspecific":[3,22],"competition":[4,23],"on":[5,81,220],"the":[6,59,108,141,152,169,181,184,200,210,234,241],"growth,":[7],"development":[8],"and":[9,24,95,115,180,216,224,237],"resource\u2010allocation":[10,136],"Panicum":[12],"repens":[13],"was":[14,37,124,155],"studied":[15],"under":[16,199],"greenhouse":[17],"conditions.":[18],"Evidence":[19],"severe":[21],"adjustments":[25],"to":[26,32,161,177,196,247],"plant":[27,48,69,84,226],"growth":[28],"as":[29,86,250],"a":[30,55,73,82,104,133,205,251],"response":[31],"stress":[33,203],"caused":[34],"by":[35,65],"competition,":[36],"seen":[38],"from":[39],"fairly":[40],"early":[41],"stages.":[42],"An":[43],"eight\u2010fold":[44],"difference":[45,57],"in":[46,58,68,72,77,107,135,209],"initial":[47],"density":[49,70,119,171,202],"per":[50,83,222,225],"pot,":[51],"did":[52,163],"not":[53,156,164,175],"produce":[54],"significant":[56,75,207],"dry":[60,78,90,110,122,145,194,218],"weight":[61,79,91,111,123,146],"accumulation":[62,80],"between":[63],"densities":[64,154],"16\u2010weeks.":[66],"Increase":[67],"resulted":[71],"very":[74,206],"decrease":[76,106],"basis,":[85],"expected.":[87],"In":[88],"general,":[89],"partitioning":[92,147],"into":[93,113,126,233],"rhizomes":[94,162],"inflorescences":[96,127],"increased":[97],"with":[98,103,137,166],"time":[99],"at":[100,129,151,183],"all":[101,187],"densities,":[102,131],"concomitant":[105],"percent":[109],"partitioned":[112,125],"roots":[114],"shoots.":[116],"Under":[117],"low":[118],"conditions":[120],"more":[121],"than":[128],"higher":[130],"indicating":[132],"shift":[134,143],"changing":[138],"density.":[139,167],"However,":[140],"expected":[142],"towards":[148],"rhizome":[149],"production":[150],"highest":[153,185,201],"evident.":[157],"Allocation":[158],"resources":[160],"vary":[165],"Even":[168],"lowest":[170],"plants":[172,182],"which":[173,244],"were":[174],"subjected":[176],"competitive":[178,238],"stress,":[179],"density,":[186],"allocated":[188],"about":[189],"one":[190],"fifth":[191],"their":[193],"weights":[195],"rhizomes.":[197],"Plants":[198],"showed":[204],"reduction":[208],"number":[211],"tillers":[213],"they":[214],"produced":[215],"tiller":[217],"weights,":[219],"both":[221],"pot":[223],"basis.":[227],"study":[229],"provides":[230],"several":[231],"insights":[232],"highly":[235],"adaptive":[236],"nature":[239],"grass":[242],"weed,":[243],"contribute":[245],"greatly":[246],"its":[248],"success":[249],"species.":[252]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
