{"id":"https://openalex.org/W1969965481","doi":"https://doi.org/10.1071/ea9960657","title":"Influence of applied nitrogen on weed invasion of Lolium perenne pastures in a subtropical environment","display_name":"Influence of applied nitrogen on weed invasion of Lolium perenne pastures in a subtropical environment","publication_year":1996,"publication_date":"1996-10-01","ids":{"openalex":"https://openalex.org/W1969965481","doi":"https://doi.org/10.1071/ea9960657","mag":"1969965481"},"language":"en","primary_location":{"id":"doi:10.1071/ea9960657","doi":"https://doi.org/10.1071/ea9960657","is_oa":false,"landing_page_url":"https://doi.org/10.1071/ea9960657","pdf_url":null,"source":{"id":"https://openalex.org/S52276439","display_name":"Australian Journal of Experimental Agriculture","issn_l":"0816-1089","issn":["0816-1089","1446-5574"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310320302","host_organization_name":"CSIRO Publishing","host_organization_lineage":["https://openalex.org/P4310320302"],"host_organization_lineage_names":["CSIRO Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Australian Journal of Experimental Agriculture","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/A5113519680","display_name":"FR McKenzie","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"FR McKenzie","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5113519680"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"36","issue":"6","first_page":"657","last_page":"660"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13591","display_name":"Pasture and Agricultural Systems","score":0.9038000106811523,"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"}},"topics":[{"id":"https://openalex.org/T13591","display_name":"Pasture and Agricultural Systems","score":0.9038000106811523,"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/T10774","display_name":"Weed Control and Herbicide Applications","score":0.09030000120401382,"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/T12822","display_name":"Turfgrass Adaptation and Management","score":0.002300000051036477,"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/lolium-perenne","display_name":"perennial ryegrass","score":0.9929999709129333},{"id":"https://openalex.org/keywords/weed-invasion","display_name":"weed invasion","score":0.9169999957084656},{"id":"https://openalex.org/keywords/nitrogen-fertilization","display_name":"nitrogen fertilization","score":0.8040000200271606},{"id":"https://openalex.org/keywords/pasture-establishment","display_name":"pasture establishment","score":0.6019999980926514},{"id":"https://openalex.org/keywords/subtropical-pasture","display_name":"subtropical pasture","score":0.8619999885559082},{"id":"https://openalex.org/keywords/weed-persistence","display_name":"weed persistence","score":0.4090000092983246}],"concepts":[{"id":"https://openalex.org/C24461792","wikidata":"https://www.wikidata.org/wiki/Q157957","display_name":"Perennial plant","level":2,"score":0.9162176847457886},{"id":"https://openalex.org/C2777275582","wikidata":"https://www.wikidata.org/wiki/Q161722","display_name":"Lolium perenne","level":3,"score":0.9155209064483643},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.8047524690628052},{"id":"https://openalex.org/C2779247569","wikidata":"https://www.wikidata.org/wiki/Q2419334","display_name":"Tiller (botany)","level":2,"score":0.8035228252410889},{"id":"https://openalex.org/C2775891814","wikidata":"https://www.wikidata.org/wiki/Q101879","display_name":"Weed","level":2,"score":0.7905394434928894},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.619788646697998},{"id":"https://openalex.org/C14168384","wikidata":"https://www.wikidata.org/wiki/Q16305538","display_name":"Subtropics","level":2,"score":0.6009117364883423},{"id":"https://openalex.org/C2777904157","wikidata":"https://www.wikidata.org/wiki/Q3239189","display_name":"Grazing","level":2,"score":0.4849260151386261},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.08839267492294312}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1071/ea9960657","doi":"https://doi.org/10.1071/ea9960657","is_oa":false,"landing_page_url":"https://doi.org/10.1071/ea9960657","pdf_url":null,"source":{"id":"https://openalex.org/S52276439","display_name":"Australian Journal of Experimental Agriculture","issn_l":"0816-1089","issn":["0816-1089","1446-5574"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310320302","host_organization_name":"CSIRO Publishing","host_organization_lineage":["https://openalex.org/P4310320302"],"host_organization_lineage_names":["CSIRO Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Australian Journal of Experimental Agriculture","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9599999785423279,"display_name":"Life on land","id":"https://metadata.un.org/sdg/15"},{"score":0.9208999872207642,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2181382431","https://openalex.org/W2052684588","https://openalex.org/W2044236692","https://openalex.org/W4205511037","https://openalex.org/W7111651695","https://openalex.org/W2580231541","https://openalex.org/W2012085564","https://openalex.org/W7112517637","https://openalex.org/W7111911327","https://openalex.org/W3190195462"],"abstract_inverted_index":{"Lolium":[0],"perenne":[1],"L.":[2],"(perennial":[3],"ryegrass)":[4],"exhibits":[5],"poor":[6],"persistence":[7],"in":[8,80,128],"subtropical":[9,139],"environments":[10],"and":[11,77,97,103],"this":[12],"is":[13,126],"often":[14],"characterised":[15],"by":[16],"weed":[17,28,74,86,130],"invasion.":[18],"The":[19],"effect":[20],"of":[21,30,65,132],"applied":[22,66],"nitrogen":[23],"(N)":[24],"(120-720":[25],"kg/ha.year),":[26],"on":[27],"invasion":[29,131],"perennial":[31,81,133],"ryegrass":[32,82,134],"was":[33],"examined":[34],"during":[35,50,60,135],"the":[36],"establishment":[37,137],"year.":[38],"Weed":[39],"tiller":[40,75,87],"densities":[41,76,88],"ranged":[42],"from":[43],"50":[44],"tillers/m2":[45,55,92],"(at":[46,56],"360":[47,70,121],"kg":[48,58,95,105],"N/ha.year)":[49,59,96],"November":[51],"1993,":[52],"to":[53,69,90,113],"2400":[54,91],"120":[57,94,102],"February":[61],"1994.":[62],"Increasing":[63],"levels":[64,119],"N":[67,117],"up":[68],"kg/ha.year":[71,122],"reduced":[72],"both":[73],"relative":[78],"frequencies":[79,99],"pastures.":[83],"Seasonally,":[84],"high":[85,98],"(up":[89],"at":[93,118],"(46-82%":[100],"for":[101],"600":[104],"N/ha.year,":[106],"respectively)":[107],"were":[108],"observed":[109],"over":[110],"midsummer":[111],"(December)":[112],"autumn":[114],"(May).":[115],"Applying":[116],"above":[120],"(or":[123],"30":[124],"kg/ha.month)":[125],"useful":[127],"minimising":[129],"its":[136],"under":[138],"conditions.":[140]},"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2016-06-24T00:00:00"}
