{"id":"https://openalex.org/W2073750993","doi":"https://doi.org/10.2134/agronj1985.00021962007700040023x","title":"Tillage for Sunflower Control and for Annual Canarygrass and Fieldbean Production1","display_name":"Tillage for Sunflower Control and for Annual Canarygrass and Fieldbean Production1","publication_year":1985,"publication_date":"1985-07-01","ids":{"openalex":"https://openalex.org/W2073750993","doi":"https://doi.org/10.2134/agronj1985.00021962007700040023x","mag":"2073750993"},"language":"en","primary_location":{"id":"doi:10.2134/agronj1985.00021962007700040023x","doi":"https://doi.org/10.2134/agronj1985.00021962007700040023x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1985.00021962007700040023x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"Agronomy Journal","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":null,"display_name":"Robert G. Robinson","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":true,"raw_author_name":"Robert G. Robinson","raw_affiliation_strings":["Professor, Univ. of Minnesota"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professor, Univ. of Minnesota","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":{"value":1800,"currency":"USD","value_usd":1800},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"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":"77","issue":"4","first_page":"612","last_page":"616"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10774","display_name":"Weed Control and Herbicide Applications","score":0.9794999957084656,"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":0.9794999957084656,"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/T12792","display_name":"Soil Management and Crop Yield","score":0.014600000344216824,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T12058","display_name":"Allelopathy and phytotoxic interactions","score":0.0026000000070780516,"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/sunflower","display_name":"sunflower","score":0.6449999809265137},{"id":"https://openalex.org/keywords/weed-control","display_name":"weed control","score":0.722000002861023},{"id":"https://openalex.org/keywords/tillage","display_name":"tillage","score":0.6869999766349792},{"id":"https://openalex.org/keywords/moldboard-plowing","display_name":"moldboard plowing","score":0.8199999928474426},{"id":"https://openalex.org/keywords/chisel-plowing","display_name":"chisel plowing","score":1.0},{"id":"https://openalex.org/keywords/rotary-tillage","display_name":"rotary tillage","score":0.9629999995231628},{"id":"https://openalex.org/keywords/no-tillage","display_name":"no-tillage","score":0.984000027179718},{"id":"https://openalex.org/keywords/sowing-date","display_name":"sowing date","score":0.7300000190734863},{"id":"https://openalex.org/keywords/crop-rotation","display_name":"crop rotation","score":0.6549999713897705},{"id":"https://openalex.org/keywords/weed-competition","display_name":"weed competition","score":0.3529999852180481},{"id":"https://openalex.org/keywords/crop-yield","display_name":"crop yield","score":0.5799999833106995}],"concepts":[{"id":"https://openalex.org/C2779197568","wikidata":"https://www.wikidata.org/wiki/Q423986","display_name":"Sunflower","level":2,"score":0.8423164486885071},{"id":"https://openalex.org/C16397148","wikidata":"https://www.wikidata.org/wiki/Q878333","display_name":"Tillage","level":2,"score":0.7936974763870239},{"id":"https://openalex.org/C180429540","wikidata":"https://www.wikidata.org/wiki/Q11464","display_name":"Plough","level":2,"score":0.7909274101257324},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.7890273928642273},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.7361871004104614},{"id":"https://openalex.org/C2775962983","wikidata":"https://www.wikidata.org/wiki/Q474188","display_name":"Chisel","level":2,"score":0.6679798364639282},{"id":"https://openalex.org/C147273371","wikidata":"https://www.wikidata.org/wiki/Q2739141","display_name":"Weed control","level":2,"score":0.6472104787826538},{"id":"https://openalex.org/C2775891814","wikidata":"https://www.wikidata.org/wiki/Q101879","display_name":"Weed","level":2,"score":0.5438873767852783},{"id":"https://openalex.org/C2778181364","wikidata":"https://www.wikidata.org/wiki/Q171497","display_name":"Helianthus annuus","level":3,"score":0.46723490953445435},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3512391448020935},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33065542578697205},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10741209983825684},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2134/agronj1985.00021962007700040023x","doi":"https://doi.org/10.2134/agronj1985.00021962007700040023x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1985.00021962007700040023x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"Agronomy Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.991100013256073,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"},{"score":0.7605999708175659,"id":"https://metadata.un.org/sdg/15","display_name":"Life on land"}],"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/W1999847854","https://openalex.org/W2138954863","https://openalex.org/W2258969642","https://openalex.org/W2256479233","https://openalex.org/W2244261112","https://openalex.org/W2264043286","https://openalex.org/W2109041424","https://openalex.org/W240623017","https://openalex.org/W2399105755","https://openalex.org/W6987983061"],"abstract_inverted_index":{"Abstract":[0],"Sunflower":[1,118],"(Helianthus":[2],"annuusL.)":[3],"is":[4],"a":[5,120],"major":[6,121],"weed":[7,111,122,180],"in":[8,97,138,142,172,190,196,210,222,226],"crops":[9,212],"that":[10],"follow":[11],"sunflower.":[12],"This":[13],"research":[14],"measured":[15],"the":[16,47,88,98,123,129,143,151,158,164,173,191,197,202,223],"population":[17],"density":[18],"of":[19,24,36,66,87,150,185,230,234],"volunteer":[20,89],"sunflower":[21,90,107,176,203],"and":[22,29,73,76,81,102],"performance":[23],"annual":[25,67],"canarygrass":[26,68,235],"(Phalaris":[27],"canariensisL.)":[28],"fieldbean":[30,77],"(Phaseolus":[31],"vulgarisL.)":[32],"following":[33,215],"tillage":[34,44,101,168],"treatments":[35],"moldboard":[37,194,237],"plowing,":[38,40,146],"chisel":[39,170,220],"rototilling,":[41],"or":[42,115,169,193,219],"zero":[43,216],"repeated":[45],"on":[46,55],"same":[48],"plots":[49],"for":[50,112],"5":[51],"yr.":[52,117,207],"Tillage":[53],"plots,":[54],"Typic":[56],"Hapludoll":[57],"soil":[58,139],"at":[59],"Rosemount,":[60],"MN,":[61],"were":[62],"divided":[63],"into":[64],"subplots":[65],"planted":[69,78],"between":[70,79],"26":[71],"March":[72],"30":[74],"April":[75],"21":[80],"25":[82],"May.":[83],"Less":[84],"than":[85,94],"1%":[86],"achenes":[91,152],"survived":[92],"more":[93],"1":[95,182],"yr":[96],"soil,":[99],"but":[100,160],"planting":[103,135,186],"date":[104],"determined":[105],"whether":[106],"remained":[108],"an":[109,178],"important":[110,179],"0,1,":[113],"2,":[114],"3":[116],"was":[119,213],"first":[124,165],"year":[125],"after":[126,136,181],"sunflower;":[127],"however,":[128],"problem":[130,204],"could":[131],"be":[132],"avoided":[133],"by":[134],"mid\u2010June":[137],"not":[140,161],"tilled":[141],"fall.":[144],"Moldboard":[145,218],"which":[147],"buried":[148],"82%":[149],"over":[153],"10":[154],"cm":[155],"deep,":[156],"gave":[157],"best":[159],"adequate":[162],"control":[163,209],"year.":[166],"Zero":[167],"plowing":[171,189,195,221],"spring":[174,198,224],"eliminated":[175],"as":[177],"yr,":[183],"regardless":[184],"date.":[187],"Chisel":[188],"fall":[192],"tended":[199],"to":[200],"prolong":[201],"beyond":[205],"2":[206],"Weed":[208],"both":[211],"poorest":[214],"tillage.":[217],"resulted":[225],"highest":[227],"average":[228],"yields":[229,233],"fieldbean.":[231],"Highest":[232],"followed":[236],"plowing.":[238]},"counts_by_year":[],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2016-06-24T00:00:00"}