{"id":"https://openalex.org/W2124109792","doi":"https://doi.org/10.1080/09670878609371039","title":"Competition and control of itchgrass(rottboellia exaltata)in maize(zea mays)","display_name":"Competition and control of itchgrass(rottboellia exaltata)in maize(zea mays)","publication_year":1986,"publication_date":"1986-01-01","ids":{"openalex":"https://openalex.org/W2124109792","doi":"https://doi.org/10.1080/09670878609371039","mag":"2124109792"},"language":"en","primary_location":{"id":"doi:10.1080/09670878609371039","doi":"https://doi.org/10.1080/09670878609371039","is_oa":false,"landing_page_url":"https://doi.org/10.1080/09670878609371039","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":null,"display_name":"D. Sharma","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Sharma","raw_affiliation_strings":["Honduras Agricultural Research Project (CID/NMSU/USAID), Ministerio de Recursos Naturales, San Pedro Sula, Honduras, C.A. ; Agricultural Advisory and Technical Services, 8560 N.W. 8th St., Pembroke Pines, Fl., 33024, U.S.A","Agricultural Advisory and Technical Services , 8560 N.W. 8th St., Pembroke Pines, Fl., 33024, U.S.A","Honduras Agricultural Research Project (CID/NMSU/USAID) , Ministerio de Recursos Naturales , San Pedro Sula, Honduras, C.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Honduras Agricultural Research Project (CID/NMSU/USAID), Ministerio de Recursos Naturales, San Pedro Sula, Honduras, C.A. ; Agricultural Advisory and Technical Services, 8560 N.W. 8th St., Pembroke Pines, Fl., 33024, U.S.A","institution_ids":["https://openalex.org/I1336096307"]},{"raw_affiliation_string":"Agricultural Advisory and Technical Services , 8560 N.W. 8th St., Pembroke Pines, Fl., 33024, U.S.A","institution_ids":[]},{"raw_affiliation_string":"Honduras Agricultural Research Project (CID/NMSU/USAID) , Ministerio de Recursos Naturales , San Pedro Sula, Honduras, C.A","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040281901","display_name":"O. Zelaya","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"O. Zelaya","raw_affiliation_strings":["Honduras Agricultural Research Project (CID/NMSU/USAID), Ministerio de Recursos Naturales, San Pedro Sula, Honduras, C.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Honduras Agricultural Research Project (CID/NMSU/USAID), Ministerio de Recursos Naturales, San Pedro Sula, Honduras, C.A","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"32","issue":"2","first_page":"101","last_page":"104"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10774","display_name":"Weed Control and Herbicide Applications","score":1.0,"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":1.0,"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/T12058","display_name":"Allelopathy and phytotoxic interactions","score":0.0,"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/T12701","display_name":"Biological Control of Invasive Species","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/rottboellia-exaltata","display_name":"Rottboellia exaltata","score":0.9860000014305115},{"id":"https://openalex.org/keywords/itchgrass","display_name":"itchgrass","score":0.9549999833106995},{"id":"https://openalex.org/keywords/maize","display_name":"maize","score":0.9259999990463257},{"id":"https://openalex.org/keywords/weed-competition","display_name":"weed competition","score":0.8899999856948853},{"id":"https://openalex.org/keywords/weed-control","display_name":"weed control","score":0.734000027179718},{"id":"https://openalex.org/keywords/atrazine","display_name":"atrazine","score":0.9620000123977661},{"id":"https://openalex.org/keywords/pendimethalin","display_name":"pendimethalin","score":0.902999997138977},{"id":"https://openalex.org/keywords/paraquat","display_name":"paraquat","score":0.8600000143051147},{"id":"https://openalex.org/keywords/hoeing","display_name":"hoeing","score":0.7139999866485596},{"id":"https://openalex.org/keywords/maize-yield-loss","display_name":"maize yield loss","score":0.6850000023841858}],"concepts":[{"id":"https://openalex.org/C147273371","wikidata":"https://www.wikidata.org/wiki/Q2739141","display_name":"Weed control","level":2,"score":0.7334789037704468},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.7046375274658203},{"id":"https://openalex.org/C91306197","wikidata":"https://www.wikidata.org/wiki/Q45767","display_name":"Competition (biology)","level":2,"score":0.6412681341171265},{"id":"https://openalex.org/C2775891814","wikidata":"https://www.wikidata.org/wiki/Q101879","display_name":"Weed","level":2,"score":0.5996387600898743},{"id":"https://openalex.org/C2993531722","wikidata":"https://www.wikidata.org/wiki/Q11575","display_name":"Zea mays","level":2,"score":0.5880258083343506},{"id":"https://openalex.org/C2776527163","wikidata":"https://www.wikidata.org/wiki/Q409669","display_name":"Paraquat","level":2,"score":0.578201174736023},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5644816160202026},{"id":"https://openalex.org/C2779595939","wikidata":"https://www.wikidata.org/wiki/Q408652","display_name":"Atrazine","level":3,"score":0.5476714968681335},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.4912723898887634},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42965978384017944},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.379023015499115},{"id":"https://openalex.org/C161176658","wikidata":"https://www.wikidata.org/wiki/Q131656","display_name":"Pesticide","level":2,"score":0.10044795274734497},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0743454098701477},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.06088492274284363},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/09670878609371039","doi":"https://doi.org/10.1080/09670878609371039","is_oa":false,"landing_page_url":"https://doi.org/10.1080/09670878609371039","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":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.991100013256073}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1493658075","https://openalex.org/W1992897439","https://openalex.org/W2069687969","https://openalex.org/W2102396612"],"related_works":["https://openalex.org/W2136522697","https://openalex.org/W2159207675","https://openalex.org/W2067088106","https://openalex.org/W7154112681","https://openalex.org/W2102396612","https://openalex.org/W2194686844","https://openalex.org/W2147308863","https://openalex.org/W2966869062","https://openalex.org/W2884210906","https://openalex.org/W2173433201"],"abstract_inverted_index":{"Experiments":[0],"in":[1,56,102],"the":[2,11,83,103,109],"North":[3],"and":[4,22,25,38,74,78],"Atlantic":[5],"Coastal":[6],"areas":[7],"of":[8,14,16,33,72],"Honduras":[9],"determined":[10],"critical":[12,31],"period":[13,32,51],"competition":[15,34],"Rottboellia":[17],"exaltata":[18,60],"(itchgrass)":[19],"with":[20],"maize,":[21],"established":[23],"cultural":[24],"chemical":[26],"methods":[27],"for":[28],"control.":[29],"The":[30],"lies":[35],"between":[36],"30":[37],"45":[39],"d":[40],"after":[41],"planting;":[42],"plots":[43,104],"should":[44],"be":[45],"kept":[46,105],"weed":[47,106],"free":[48,107],"during":[49],"this":[50],"to":[52,99],"avoid":[53],"significant":[54],"reduction":[55],"yield.":[57,85],"Unweeded":[58],"R.":[59],"reduced":[61],"maize":[62],"yield":[63],"by":[64,89],"about":[65],"80%.":[66],"Among":[67],"control":[68,88],"treatments,":[69],"a":[70],"combination":[71],"atrazine":[73],"pen\u2010dimethalin":[75],"at":[76],"1\u20132":[77],"1\u20133":[79],"kg":[80],"a.i./ha":[81],"gave":[82],"highest":[84],"Supplementary":[86],"post\u2010emergence":[87],"hoeing":[90],"or":[91],"using":[92],"paraquat":[93],"could":[94],"help":[95],"attain":[96],"yields":[97],"comparable":[98],"those":[100],"obtained":[101],"throughout":[108],"growing":[110],"period.":[111]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}
