{"id":"https://openalex.org/W1990950467","doi":"https://doi.org/10.4039/ent122503-5","title":"SEASONAL OCCURRENCE OF THE PEA APHID, ACYRTHOSIPHON PISUM (HARRIS) (HOMOPTERA: APHIDIDAE), ON CULTIVARS OF FIELD PEAS IN MANITOBA AND ITS EFFECTS ON PEA GROWTH AND YIELD","display_name":"SEASONAL OCCURRENCE OF THE PEA APHID, ACYRTHOSIPHON PISUM (HARRIS) (HOMOPTERA: APHIDIDAE), ON CULTIVARS OF FIELD PEAS IN MANITOBA AND ITS EFFECTS ON PEA GROWTH AND YIELD","publication_year":1990,"publication_date":"1990-06-01","ids":{"openalex":"https://openalex.org/W1990950467","doi":"https://doi.org/10.4039/ent122503-5","mag":"1990950467"},"language":"en","primary_location":{"id":"doi:10.4039/ent122503-5","doi":"https://doi.org/10.4039/ent122503-5","is_oa":false,"landing_page_url":"https://doi.org/10.4039/ent122503-5","pdf_url":null,"source":{"id":"https://openalex.org/S197406704","display_name":"The Canadian Entomologist","issn_l":"0008-347X","issn":["0008-347X","1918-3240"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Canadian Entomologist","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/A5057460699","display_name":"Juliana J. Soroka","orcid":"https://orcid.org/0000-0002-6501-6383","observed_orcids":["https://orcid.org/0000-0002-6501-6383"]},"institutions":[{"id":"https://openalex.org/I46247651","display_name":"University of Manitoba","ror":"https://ror.org/02gfys938","country_code":"CA","type":"education","lineage":["https://openalex.org/I46247651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"J.J. Soroka","raw_affiliation_strings":["Department of Entomology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2","University of Manitoba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Entomology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2","institution_ids":["https://openalex.org/I46247651"]},{"raw_affiliation_string":"University of Manitoba","institution_ids":["https://openalex.org/I46247651"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113081999","display_name":"P.A. MacKay","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I46247651","display_name":"University of Manitoba","ror":"https://ror.org/02gfys938","country_code":"CA","type":"education","lineage":["https://openalex.org/I46247651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"P.A. Mackay","raw_affiliation_strings":["Department of Entomology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2","University of Manitoba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Entomology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2","institution_ids":["https://openalex.org/I46247651"]},{"raw_affiliation_string":"University of Manitoba","institution_ids":["https://openalex.org/I46247651"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I46247651"],"apc_list":{"value":3308,"currency":"USD","value_usd":3308},"apc_paid":null,"fwci":3.0906,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.88264683,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"122","issue":"3","first_page":"503","last_page":"513"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10135","display_name":"Insect-Plant Interactions and Control","score":0.9609000086784363,"subfield":{"id":"https://openalex.org/subfields/1109","display_name":"Insect 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/T10135","display_name":"Insect-Plant Interactions and Control","score":0.9609000086784363,"subfield":{"id":"https://openalex.org/subfields/1109","display_name":"Insect 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/T12329","display_name":"Hemiptera Insect Studies","score":0.022600000724196434,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"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/T13125","display_name":"Agricultural pest management studies","score":0.00989999994635582,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/pea-aphid","display_name":"Acyrthosiphon pisum","score":1.0},{"id":"https://openalex.org/keywords/pisum-sativum","display_name":"Pisum sativum","score":0.8970000147819519},{"id":"https://openalex.org/keywords/field-pea","display_name":"field pea","score":0.9210000038146973},{"id":"https://openalex.org/keywords/varietal-resistance","display_name":"cultivar resistance","score":0.6899999976158142},{"id":"https://openalex.org/keywords/seasonal-population-dynamics","display_name":"seasonal population dynamics","score":0.8259999752044678},{"id":"https://openalex.org/keywords/aphid-population-density","display_name":"aphid density","score":0.7400000095367432},{"id":"https://openalex.org/keywords/seed-yield","display_name":"seed yield","score":0.6110000014305115},{"id":"https://openalex.org/keywords/1000-grain-weight","display_name":"1000-grain weight","score":0.9900000095367432},{"id":"https://openalex.org/keywords/economic-threshold","display_name":"economic threshold","score":0.746999979019165},{"id":"https://openalex.org/keywords/manitoba","display_name":"Manitoba","score":0.7300000190734863}],"concepts":[{"id":"https://openalex.org/C2781350953","wikidata":"https://www.wikidata.org/wiki/Q1348560","display_name":"Acyrthosiphon pisum","level":5,"score":0.9374966025352478},{"id":"https://openalex.org/C2775976403","wikidata":"https://www.wikidata.org/wiki/Q183350","display_name":"Aphid","level":2,"score":0.9185073375701904},{"id":"https://openalex.org/C2776385806","wikidata":"https://www.wikidata.org/wiki/Q1354085","display_name":"Aphididae","level":4,"score":0.875938892364502},{"id":"https://openalex.org/C197321923","wikidata":"https://www.wikidata.org/wiki/Q4886","display_name":"Cultivar","level":2,"score":0.8302804231643677},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.7693877220153809},{"id":"https://openalex.org/C2776988988","wikidata":"https://www.wikidata.org/wiki/Q921647","display_name":"Homoptera","level":3,"score":0.7064173221588135},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5067928433418274},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5048140287399292},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.48551106452941895},{"id":"https://openalex.org/C2779535332","wikidata":"https://www.wikidata.org/wiki/Q144795","display_name":"Pisum","level":2,"score":0.4789448380470276},{"id":"https://openalex.org/C2775997218","wikidata":"https://www.wikidata.org/wiki/Q1166350","display_name":"Sativum","level":2,"score":0.4531961679458618},{"id":"https://openalex.org/C22508944","wikidata":"https://www.wikidata.org/wiki/Q568174","display_name":"PEST analysis","level":2,"score":0.17968064546585083},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.039707720279693604},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.4039/ent122503-5","doi":"https://doi.org/10.4039/ent122503-5","is_oa":false,"landing_page_url":"https://doi.org/10.4039/ent122503-5","pdf_url":null,"source":{"id":"https://openalex.org/S197406704","display_name":"The Canadian Entomologist","issn_l":"0008-347X","issn":["0008-347X","1918-3240"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Canadian Entomologist","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2018676460","https://openalex.org/W2120303791","https://openalex.org/W2121744242","https://openalex.org/W2279724520","https://openalex.org/W2320065452","https://openalex.org/W2324647715","https://openalex.org/W2327642899","https://openalex.org/W2328443860","https://openalex.org/W2334470578","https://openalex.org/W2335422659"],"related_works":["https://openalex.org/W7014197349","https://openalex.org/W2052479558","https://openalex.org/W2018676460","https://openalex.org/W2066860214","https://openalex.org/W6939931790","https://openalex.org/W2328443860","https://openalex.org/W184466993","https://openalex.org/W7061684789","https://openalex.org/W2279724520","https://openalex.org/W366096140"],"abstract_inverted_index":{"Abstract":[0],"Populations":[1],"of":[2,13,26,40,75,89,167,185,197,215],"pea":[3,41,216],"aphid,":[4],"Acyrthosiphon":[5],"pisum":[6],"(Harris),":[7],"were":[8,45,99,109,160,172],"sampled":[9],"through":[10],"the":[11,73,87,106,112,118,165,168,182,212],"summer":[12],"1984":[14,140],"on":[15,23,56,111,121,218],"five":[16],"cultivars":[17,25,49,58,102,113,171],"and":[18,21,77,115,117,142,144],"in":[19,33,36,50,59,83,95,103,145,154,156,164,175],"1985":[20,146],"1986":[22],"six":[24],"field":[27,34],"peas,":[28],"Pisum":[29],"sativum":[30],"L.,":[31],"grown":[32],"plots":[35,155],"southern":[37],"Manitoba.":[38],"Patterns":[39],"aphid":[42,91,96,126,158,169,186,207],"population":[43,97],"growth":[44],"generally":[46],"similar":[47],"among":[48,101,170],"any":[51,132],"one":[52],"year.":[53],"Aphid":[54],"populations":[55],"all":[57,60],"years":[61,181],"remained":[62],"relatively":[63],"low":[64,81],"until":[65],"mid-July,":[66],"then":[67],"increased":[68],"rapidly,":[69],"peaked":[70],"at":[71],"about":[72],"beginning":[74],"August,":[76],"declined":[78],"sharply":[79],"to":[80,131,224],"levels":[82],"late":[84],"August.":[85],"At":[86],"time":[88],"peak":[90],"numbers,":[92],"significant":[93],"differences":[94],"densities":[98,108,120,159,187],"found":[100,110],"2":[104],"years;":[105],"lowest":[107],"Century":[114,189,222],"Tipu,":[116],"highest":[119],"Triumph":[122,141,147],"or":[123,200],"Trapper.":[124],"Pea":[125],"feeding":[127],"was":[128,192,203],"not":[129,161,173],"detrimental":[130],"yield":[133,177],"parameters":[134],"except":[135],"1000":[136,151],"seed":[137,152,190],"weight.":[138],"In":[139],"Tara,":[143],"had":[148],"significantly":[149,193],"decreased":[150],"weights":[153],"which":[157],"controlled.":[162],"Differences":[163],"abundance":[166],"reflected":[174],"their":[176],"responses.":[178],"Over":[179],"3":[180],"regression":[183],"line":[184],"upon":[188],"weight":[191],"steeper":[194],"than":[195,221],"those":[196],"Trapper,":[198],"Lenca,":[199],"Tara.":[201],"Trapper":[202],"least":[204],"affected":[205],"by":[206],"feeding.":[208],"Results":[209],"indicated":[210],"that":[211],"economic":[213],"threshold":[214],"aphids":[217],"peas":[219],"other":[220],"needs":[223],"be":[225],"re-evaluated.":[226]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}