{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/31464"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/31464","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Inhibition of Culex pipiens (L.) (Diptera: Culicidae) emergence with methoprene","abstract":"Methoprene (isopropyl (2E, 4E)-11-methoxy-3, 7, 11-trimethyl- 2, 4-dodecadienoate) formulated as Altosid® SR-10 was tested against Culex pipiens L. under simulated field conditions and against Aedes aegypti (L.) in the laboratory. Rates from 0.0027 to 0.27 1b. a.i./A resulted in 90 to 100% emergence inhibition. In the same tests, diflubenzuron (1-(4 chlorophenyl)-3-(2, 6-difluorobenzoyl) urea), formulated as Dimilin® 25% WP, induced 96 to 100% emergence inhibition at rates from 0.003 to 0.03 1b. a.i./A. Also in the same tests, temephos (0,0'-(thiodi-1, 1-phenylene) 0, 0, 0', 0'-tetramethyl bis (phosphothioate)), formulated as 1% Abate® 4E in plaster-of-Paris briquettes, was applied at normal field dosages and resulted in 100% emergence inhibition.","abstract_html":"Methoprene (isopropyl (2E, 4E)-11-methoxy-3, 7, 11-trimethyl- 2, 4-dodecadienoate) formulated as Altosid® SR-10 was tested against Culex pipiens L. under simulated field conditions and against Aedes aegypti (L.) in the laboratory. Rates from 0.0027 to 0.27 1b. a.i./A resulted in 90 to 100% emergence inhibition. In the same tests, diflubenzuron (1-(4 chlorophenyl)-3-(2, 6-difluorobenzoyl) urea), formulated as Dimilin® 25% WP, induced 96 to 100% emergence inhibition at rates from 0.003 to 0.03 1b. a.i./A. Also in the same tests, temephos (0,0'-(thiodi-1, 1-phenylene) 0, 0, 0', 0'-tetramethyl bis (phosphothioate)), formulated as 1% Abate® 4E in plaster-of-Paris briquettes, was applied at normal field dosages and resulted in 100% emergence inhibition.","abstract_has_math":false,"creators":["McCausland, Stuart Graham"],"institution":"Virginia Tech","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Entomology","degree_department":"Entomology","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1977,"date_issued":"1977","date_published":"1977","updated_at":"2026-07-22T22:20:34Z","subjects":[],"languages":[],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-03132009-040356"],"render_values":[{"text":"etd-03132009-040356","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10919/31464","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Entomology"]},{"key":"dc:creator","label":"Author","values":["McCausland, Stuart Graham"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-03-14T20:32:36Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-03-14T20:32:36Z","2009-03-13"]},{"key":"dc:date.issued","label":"Date","values":["1977"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Tech"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Entomology"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-03132009-040356"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/31464"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Methoprene (isopropyl (2E, 4E)-11-methoxy-3, 7, 11-trimethyl- 2, 4-dodecadienoate) formulated as Altosid® SR-10 was tested against Culex pipiens L. under simulated field conditions and against Aedes aegypti (L.) in the laboratory. Rates from 0.0027 to 0.27 1b. a.i./A resulted in 90 to 100% emergence inhibition. In the same tests, diflubenzuron (1-(4 chlorophenyl)-3-(2, 6-difluorobenzoyl) urea), formulated as Dimilin® 25% WP, induced 96 to 100% emergence inhibition at rates from 0.003 to 0.03 1b. a.i./A. Also in the same tests, temephos (0,0'-(thiodi-1, 1-phenylene) 0, 0, 0', 0'-tetramethyl bis (phosphothioate)), formulated as 1% Abate® 4E in plaster-of-Paris briquettes, was applied at normal field dosages and resulted in 100% emergence inhibition."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["BTD"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Inhibition of Culex pipiens (L.) (Diptera: Culicidae) emergence with methoprene"]}]}],"canonical_facts":{"dc:contributor.department":["Entomology"],"dc:creator":["McCausland, Stuart Graham"],"dc:date.accessioned":["2014-03-14T20:32:36Z"],"dc:date.available":["2014-03-14T20:32:36Z","2009-03-13"],"dc:date.issued":["1977"],"dc:description.abstract":["Methoprene (isopropyl (2E, 4E)-11-methoxy-3, 7, 11-trimethyl- 2, 4-dodecadienoate) formulated as Altosid® SR-10 was tested against Culex pipiens L. under simulated field conditions and against Aedes aegypti (L.) in the laboratory. Rates from 0.0027 to 0.27 1b. a.i./A resulted in 90 to 100% emergence inhibition. In the same tests, diflubenzuron (1-(4 chlorophenyl)-3-(2, 6-difluorobenzoyl) urea), formulated as Dimilin® 25% WP, induced 96 to 100% emergence inhibition at rates from 0.003 to 0.03 1b. a.i./A. 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