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Uticaj različitih rokova primene insekticida na suzbijanje kukuruznog plamenca (Ostrinia nubilalis Hbn) u kukuruzu

dc.creatorFraneta, Filip
dc.creatorMilovac, Željko
dc.creatorTančić-Živanov, Sonja
dc.creatorLalošević, Mirjana
dc.creatorStanisavljević, Dušan
dc.creatorVuković, Slavica
dc.creatorPetrić, Dušan
dc.date.accessioned2021-04-26T19:40:03Z
dc.date.available2021-04-26T19:40:03Z
dc.date.issued2018
dc.identifier.issn0354-6160
dc.identifier.urihttp://fiver.ifvcns.rs/handle/123456789/1790
dc.description.abstractMaize (Zea mays L.) is the most widely grown crop in Serbia, while the European corn borer (Ostrinia nubilalis Hbn) is one of the most detrimental species. The larvae of the Europen corn borer (ECB) feed on almost all parts of maize plants causing severe damage to agricultural production. An integrated pest management approach should be implemented to manage this insect species. However, chemical treatment is the most commonly used method for the control of the ECB. The efficacy of various insecticides deployed for this purpose depend not only by the type of the active ingredient, but also by the used amount, type of application and most importantly application timing. The aim of this study was to evaluate the optimal application timing for achieving the highest efficacy rate against this pest. For this purpose an insecticide based on Chlorantraniliprole + Lambda-cyhalothrin was used in three application timings: one at the beginning of the ECB flight period, labelled as 'early' treatment, the second during the peak flight, labelled as 'regular' treatment, and the third two weeks after the peak flight, labelled as 'late' treatment. The results of the trial showed that the 'early' and 'regular' treatments provided the highest efficacy against the ECB, while the 'late' treatment had a significantly lower efficacy. The highest positive effects on yield were observed in the 'early' treatment. The 'late' treatment had a higher impact on yield in both years when compared to the 'regular' treatment.en
dc.description.abstractKukuruz (Zea mays L.) je najzastupljenija ratarska kultura u Srbiji, a kukuruzni plamenac (Ostrinia nubilalis Hbn) je jedna od najvažnijih štetočina ove biljne vrste. Larve kukuruznog plamenca oštećuju kako vegetativne tako i generativne organe kukuruza, nanoseći velike štete poljoprivrednoj proizvodnji. Suzbijanje se može vršiti primenom integralnih metoda zaštite, korišćenjem bioloških preparata ili aplikacijom predatora i parazitoida, ali tretman insekticidima ostaje najčešći način smanjenja brojnosti ove vrste insekta. Efikasnost insekticida za suzbijanje kukuruznog plamenca umnogome zavisi ne samo od aktivne supstance insekticida i količine, već i od načina i vremena primene. U radu je ispitivan uticaj vremena tretiranja na broj gusenica i oštećenja kao i prinos tokom dve godine. Korišćen je insekticid na bazi hlorantraniliprol + lambda-cihalotrin primenjen u tri različita roka: prvi rok za vreme početka leta druge generacije kukuruznog plamenca ('rani' tretman), drugi rok u vreme maksimuma leta ('redovni' tretman) i treći rok, dve nedelje nakon maksimuma leta ('kasni' tretman). Na osnovu ostvarenih rezultata može se zaključiti da su 'rani' i 'redovni' tretmani pokazali izuzetno visoku efikasnost u vidu smanjenja broja gusenica i oštećenja, dok je 'kasni' tretman ispoljio značajno nižu ili gotovo nikakvu efikasnost. Dok je u odnosu na prinos, najveći uticaj ostvaren pri 'ranom' tretmanu kukuruza. 'Kasni' tretman ispoljio je bolji pozitivni uticaj na prinos od tretmana u vreme maksimuma leta u obe ispitivane godine.sr
dc.publisherUniverzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad
dc.rightsopenAccess
dc.sourceBiljni lekar
dc.subjectOstrinia nubilalisen
dc.subjectchlorantraniliprole + lambda-cyhalothrinen
dc.subjectefficacyen
dc.subjectinsecticide application timingen
dc.subjectOstrinia nubilalissr
dc.subjecthlorantraniliprol + lambda-cihalotrinsr
dc.subjectefikasnostsr
dc.subjectoptimalno vreme primene insekticidasr
dc.titleEffects of different application timings on insecticide efficacy against the European corn borer (Ostrinia nubilalis Hbn)en
dc.titleUticaj različitih rokova primene insekticida na suzbijanje kukuruznog plamenca (Ostrinia nubilalis Hbn) u kukuruzusr
dc.typearticle
dc.rights.licenseARR
dc.citation.epage562
dc.citation.issue5
dc.citation.other46(5): 551-562
dc.citation.rankM52
dc.citation.spage551
dc.citation.volume46
dc.identifier.fulltexthttp://fiver.ifvcns.rs/bitstream/id/712/1787.pdf
dc.identifier.rcubhttps://hdl.handle.net/21.15107/rcub_fiver_1790
dc.type.versionpublishedVersion


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