{"id":"https://openalex.org/W96642695","doi":"https://doi.org/10.2460/javma.1994.204.09.1486","title":"Multiple manifestations of season on reproductive performance of commercial swine","display_name":"Multiple manifestations of season on reproductive performance of commercial swine","publication_year":1994,"publication_date":"1994-05-01","ids":{"openalex":"https://openalex.org/W96642695","doi":"https://doi.org/10.2460/javma.1994.204.09.1486","mag":"96642695","pmid":"https://pubmed.ncbi.nlm.nih.gov/8050978"},"language":"en","primary_location":{"id":"doi:10.2460/javma.1994.204.09.1486","doi":"https://doi.org/10.2460/javma.1994.204.09.1486","is_oa":true,"landing_page_url":"https://doi.org/10.2460/javma.1994.204.09.1486","pdf_url":"https://avmajournals.avma.org/downloadpdf/journals/javma/204/9/javma.1994.204.09.1486.pdf","source":{"id":"https://openalex.org/S161638509","display_name":"Journal of the American Veterinary Medical Association","issn_l":"0003-1488","issn":["0003-1488","1943-569X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","medline","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4322545313","host_organization_name":"American Veterinary Medical Association","host_organization_lineage":["https://openalex.org/P4322545313"],"host_organization_lineage_names":["American Veterinary Medical Association"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Veterinary Medical Association","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://avmajournals.avma.org/downloadpdf/journals/javma/204/9/javma.1994.204.09.1486.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113519127","display_name":"JinLiang Xue","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jin-Liang Xue","raw_affiliation_strings":["From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063908448","display_name":"Gary D. Dial","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gary D. Dial","raw_affiliation_strings":["From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":null,"display_name":"William E. Marsh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"William E. Marsh","raw_affiliation_strings":["From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069963134","display_name":"Peter R. Davies","orcid":"https://orcid.org/0000-0002-0397-7293","observed_orcids":["https://orcid.org/0000-0002-0397-7293","https://orcid.org/0000-0001-9304-6443","https://orcid.org/0000-0002-2868-1982","https://orcid.org/0000-0002-7166-1290"]},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Peter R. Davies","raw_affiliation_strings":["From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From Department of Clinical and Population Sciences, College of Veterinary Medicine, University of Minnesota, St Paul, MN 55108","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I130238516"],"apc_list":null,"apc_paid":null,"fwci":4.6034,"has_fulltext":false,"cited_by_count":83,"citation_normalized_percentile":{"value":0.93343394,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"204","issue":"9","first_page":"1486","last_page":"1489"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10584","display_name":"Reproductive Physiology in Livestock","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"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/T10584","display_name":"Reproductive Physiology in Livestock","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"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/T10594","display_name":"Genetic and phenotypic traits in livestock","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12365","display_name":"Effects of Environmental Stressors on Livestock","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"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/seasonal-variation","display_name":"seasonal variation","score":0.906000018119812},{"id":"https://openalex.org/keywords/swine-reproductive-performance","display_name":"swine reproductive performance","score":0.7720000147819519},{"id":"https://openalex.org/keywords/sows","display_name":"sows","score":0.9259999990463257},{"id":"https://openalex.org/keywords/farrowing-rate","display_name":"farrowing rate","score":0.9789999723434448},{"id":"https://openalex.org/keywords/litter-size","display_name":"litter size","score":0.9340000152587891},{"id":"https://openalex.org/keywords/litter-birth-weight","display_name":"litter birth weight","score":0.8479999899864197},{"id":"https://openalex.org/keywords/weaning-to-estrus-interval","display_name":"weaning-to-estrus interval","score":0.9929999709129333},{"id":"https://openalex.org/keywords/parity-effects","display_name":"parity effects","score":0.6470000147819519}],"concepts":[{"id":"https://openalex.org/C2779429622","wikidata":"https://www.wikidata.org/wiki/Q1780867","display_name":"Litter","level":2,"score":0.9052237868309021},{"id":"https://openalex.org/C2780655333","wikidata":"https://www.wikidata.org/wiki/Q333203","display_name":"Weaning","level":2,"score":0.7919614315032959},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.7724513411521912},{"id":"https://openalex.org/C194775826","wikidata":"https://www.wikidata.org/wiki/Q209542","display_name":"Herd","level":2,"score":0.7282954454421997},{"id":"https://openalex.org/C1998276","wikidata":"https://www.wikidata.org/wiki/Q388121","display_name":"Estrous cycle","level":2,"score":0.6976063251495361},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.6019256114959717},{"id":"https://openalex.org/C59659247","wikidata":"https://www.wikidata.org/wiki/Q11990","display_name":"Reproduction","level":2,"score":0.48825812339782715},{"id":"https://openalex.org/C102874275","wikidata":"https://www.wikidata.org/wiki/Q2914623","display_name":"Seasonal breeder","level":2,"score":0.4659118950366974},{"id":"https://openalex.org/C125403950","wikidata":"https://www.wikidata.org/wiki/Q2111082","display_name":"Seasonality","level":2,"score":0.44895681738853455},{"id":"https://openalex.org/C42972112","wikidata":"https://www.wikidata.org/wiki/Q170201","display_name":"Veterinary medicine","level":1,"score":0.40380215644836426},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.22746986150741577},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.08945831656455994}],"mesh":[{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000829","descriptor_name":"Animals, Domestic","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D001724","descriptor_name":"Birth Weight","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004971","descriptor_name":"Estrus","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005298","descriptor_name":"Fertility","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D007484","descriptor_name":"Iowa","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008098","descriptor_name":"Litter Size","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008910","descriptor_name":"Minnesota","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010298","descriptor_name":"Parity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012098","descriptor_name":"Reproduction","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012621","descriptor_name":"Seasons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013552","descriptor_name":"Swine","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D014886","descriptor_name":"Weaning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016018","descriptor_name":"Least-Squares Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.2460/javma.1994.204.09.1486","doi":"https://doi.org/10.2460/javma.1994.204.09.1486","is_oa":true,"landing_page_url":"https://doi.org/10.2460/javma.1994.204.09.1486","pdf_url":"https://avmajournals.avma.org/downloadpdf/journals/javma/204/9/javma.1994.204.09.1486.pdf","source":{"id":"https://openalex.org/S161638509","display_name":"Journal of the American Veterinary Medical Association","issn_l":"0003-1488","issn":["0003-1488","1943-569X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","medline","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4322545313","host_organization_name":"American Veterinary Medical Association","host_organization_lineage":["https://openalex.org/P4322545313"],"host_organization_lineage_names":["American Veterinary Medical Association"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Veterinary Medical Association","raw_type":"journal-article"},{"id":"pmid:8050978","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/8050978","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Veterinary Medical Association","raw_type":"Journal Article"}],"best_oa_location":{"id":"doi:10.2460/javma.1994.204.09.1486","doi":"https://doi.org/10.2460/javma.1994.204.09.1486","is_oa":true,"landing_page_url":"https://doi.org/10.2460/javma.1994.204.09.1486","pdf_url":"https://avmajournals.avma.org/downloadpdf/journals/javma/204/9/javma.1994.204.09.1486.pdf","source":{"id":"https://openalex.org/S161638509","display_name":"Journal of the American Veterinary Medical Association","issn_l":"0003-1488","issn":["0003-1488","1943-569X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-2","medline","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4322545313","host_organization_name":"American Veterinary Medical Association","host_organization_lineage":["https://openalex.org/P4322545313"],"host_organization_lineage_names":["American Veterinary Medical Association"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Veterinary Medical Association","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.9208999872207642}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W96642695.pdf","grobid_xml":"https://content.openalex.org/works/W96642695.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2887336176","https://openalex.org/W3134410926","https://openalex.org/W2004759680","https://openalex.org/W2068337778","https://openalex.org/W2890567885","https://openalex.org/W2032684111","https://openalex.org/W3048870429","https://openalex.org/W7070167209","https://openalex.org/W3199115760","https://openalex.org/W2107830013"],"abstract_inverted_index":{"Seasonal":[0],"variation":[1],"of":[2,5,12,27,51,88,197,223],"reproductive":[3],"performance":[4],"female":[6],"swine":[7,23],"was":[8,65],"analyzed":[9],"by":[10],"use":[11],"a":[13],"data":[14],"base":[15],"that":[16,164,184],"included":[17],"farrowing":[18,143,152],"records":[19],"from":[20,141],"42":[21],"commercial":[22],"herds.":[24],"Farrowing":[25],"rates":[26],"sows":[28,52,121,142,151,183,203,214],"bred":[29,41],"during":[30],"December":[31,61],"or":[32,44,62,75,146],"January":[33,63,83,192],"were":[34,134],"higher":[35],"(P":[36,67,127,136,175],"<":[37,68,128,137,176],"0.001)":[38,138,177],"than":[39,70,120,150,182],"those":[40,71],"in":[42,60,73,80,123,144,153,169,189,209,220],"July":[43,74,145],"August":[45,76,126,147,172],"(79.2":[46],"vs":[47,94,106,117],"74.1%).":[48],"The":[49,195],"percentage":[50],"with":[53],"irregular":[54],"(prolonged)":[55],"return-to-estrus":[56],"intervals":[57,179],"after":[58],"mating":[59],"(2.63%)":[64],"lower":[66,135],"0.01)":[69],"mated":[72,79,122],"(4.65%).":[77],"Sows":[78,163],"November":[81,190],"through":[82,125,171,191],"had":[84,165,173,185,204,215],"greater":[85,112],"total":[86,221],"number":[87,222],"pigs":[89,96,100,108,224,229],"born":[90,101,225,230],"per":[91,97,103,109,226,232],"litter":[92,104,113,132,227],"(11.66":[93],"11.19":[95],"litter),":[98,110],"more":[99],"alive":[102,231],"(10.39":[105],"9.84":[107],"and":[111,161,228],"birth":[114],"weights":[115,133],"(15.20":[116],"14.28":[118],"kg)":[119,149,158],"June":[124,160,170],"0.001).":[129],"Adjusted":[130],"21-day":[131],"for":[139],"litters":[140,167,187],"(52.04":[148],"all":[154],"other":[155],"months":[156],"(55.13":[157],"except":[159],"September.":[162],"their":[166,186],"weaned":[168,188],"longer":[174],"weaning-to-estrus":[178,210],"(7.95":[180],"days)":[181],"(6.84":[193],"days).":[194],"effects":[196],"season":[198],"varied":[199],"across":[200],"parties.":[201],"Primiparous":[202],"the":[205,216],"greatest":[206,217],"seasonal":[207,218],"variability":[208,219],"interval,":[211],"whereas":[212],"multiparous":[213],"litter.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
