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In vitro potencijal antagonista Bacillus spp. za suzbijanje fitopatogena Xanthomonas euvesicatoria

dc.creatorPajčin, Ivana
dc.creatorVlajkov, Vanja
dc.creatorRončević, Zorana
dc.creatorDodić, Jelena
dc.creatorGrahovac, Mila
dc.creatorIgnjatov, Maja
dc.creatorGrahovac, Jovana
dc.date.accessioned2021-04-26T19:52:13Z
dc.date.available2021-04-26T19:52:13Z
dc.date.issued2020
dc.identifier.issn1821-4487
dc.identifier.urihttp://fiver.ifvcns.rs/handle/123456789/1988
dc.description.abstractBacterial pathogen Xanthomonas euvesicatoria, principal causer of bacterial spot, represents a significant problem in agricultural practice due to high yield losses in the production of pepper and tomato. The development of resistance to copper pesticides has shifted research, in the field of its suppression, towards biopesticides. In this study, several Bacillus strains were tested against Xanthomonas euvesicatoria strains, isolated from pepper leaves with symptoms of bacterial spot, to select a sufficiently effective antagonist. When it comes to the testing of cultivation broth, containing biomass of tested antagonists, the best results were achieved using isolate Bacillus sp3. On the other hand, when biomass-free supernatants, containing produced antimicrobial compounds, were tested, Bacillus sp1 and Bacillus sp2 have shown the highest antimicrobial activity. The results of this study represent a basis for further development of bioprocess solutions for the production of biopesticides based on Bacillus spp. biomass or antimicrobial compounds, showing high efficiency in suppression of pepper bacterial spot.en
dc.description.abstractBakterijski patogen Xanthomonas euvesicatoria predstavlja glavnog uzročnika bakteriozne pegavosti, stoga predstavlja značajan problem u poljoprivrednoj praksi usled izazivanja velikih gubitaka prinosa u proizvodnji paprike i paradajza. Uobičajena sredstva za suzbijanje i kontrolu ovog fitopatogena predstavljaju preparati na bazi bakra. Međutim, razvoj rezistentnosti prema pesticidima na bazi bakra doveo je do zaokreta u polju suzbijanja ovih patogena ka primeni biopesticida, odnosno bioloških kontrolnih agensa. Bakterije roda Bacillus i njihovi metaboliti sa izraženom antimikrobnom aktivnošću protiv ciljanih fitopatogena predstavljaju najperspektivnije aktivne komponente biokontrolnih preparata za zaštitu bilja. U ovom istraživanju nekoliko sojeva roda Bacillus ispitano je sa ciljem odabira antagonista dovoljno efikasnih u suzbijanju sojeva Xanthomonas euvesicatoria, koji su izolovani sa listova paprike sa simptomima bakteriozne pegavosti. Prilikom testiranja antimikrobne aktivnosti uzoraka kultivacionih tečnosti, koji sadrže i biomasu testiranih antagonista, najbolji rezultati u suzbijanju testiranih fitopatogena su postignuti primenom izolata Bacillus sp3. Sa druge strane, prilikom testiranja antimikrobne aktivnosti supernatanata oslobođenih biomase antagonista, koji sadrže samo produkovana antimikrobna jedinjenja, izolati Bacillus sp1 i Bacillus sp2 su pokazali najveću antimikrobnu aktivnost protiv fitopatogena Xanthomonas euvesicatoria. Rezultati ovog istraživanja predstavljaju osnovu za dalji razvoj bioprocesnih rešenja za proizvodnju biopesticida na bazi biomase ili antimikrobnih jedinjenja koja proizvode antagonisti roda Bacillus, a koji pokazuju visoku efikasnost u suzbijanju bakteriozne pegavosti paprike.sr
dc.publisherNacionalno društvo za procesnu tehniku i energetiku u poljoprivredi, Novi Sad
dc.relationinfo:eu-repo/grantAgreement/MESTD/inst-2020/200134/RS//
dc.relationAutonomous Province of Vojvodina - Provincial Secretariat for Higher Education and Scientific Research within the framework of the Short-term project of special interest for sustainable development in the AP Vojvodina en
dc.rightsopenAccess
dc.sourceJournal on Processing & Energy in Agriculture
dc.subjectantimicrobial activityen
dc.subjectpepperen
dc.subjectbacterial spoten
dc.subjectbiomassen
dc.subjectantimicrobial compoundsen
dc.subjectsensitivityen
dc.subjectantimikrobna aktivnostsr
dc.subjectpaprikasr
dc.subjectbakteriozna pegavostsr
dc.subjectbiomasasr
dc.subjectantimikrobna jedinjenjasr
dc.subjectosetljivostsr
dc.titleIn vitro potential of Bacillus spp. Antagonists for suppression of Xanthomonas euvesicatoria phytopathogensen
dc.titleIn vitro potencijal antagonista Bacillus spp. za suzbijanje fitopatogena Xanthomonas euvesicatoriasr
dc.typearticle
dc.rights.licenseARR
dc.citation.epage76
dc.citation.issue2
dc.citation.other24(2): 72-76
dc.citation.rankM51
dc.citation.spage72
dc.citation.volume24
dc.identifier.doi10.5937/jpea24-27076
dc.identifier.fulltexthttp://fiver.ifvcns.rs/bitstream/id/915/1985.pdf
dc.type.versionpublishedVersion


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