Приказ основних података о документу

Morfološko-fiziološke promene u klijancima kukuruza u uslovima osmotskog stresa

dc.creatorAnđelković, Violeta
dc.creatorVuletić, Mirjana
dc.creatorKravić, Natalija
dc.creatorFilipović, Milomir
dc.creatorIgnjatović-Micić, Dragana
dc.creatorVančetović, Jelena
dc.date.accessioned2019-05-16T12:15:19Z
dc.date.available2019-05-16T12:15:19Z
dc.date.issued2012
dc.identifier.issn1821-3944
dc.identifier.urihttp://rik.mrizp.rs/handle/123456789/461
dc.description.abstractDrought is a major abiotic stress factor limiting crop growth, development and production worldwide. The objective of this study was to evaluate tolerance to osmotic stress of maize seedlings. More than 6,000 accessions from the Maize Research Institute gene bank were tested under controlled drought (at flowering) in Egypt, and afterwards in temperate climate (Serbia and Macedonia). Out of 41 drought tolerant accessions in the field, five inbred lines were chosen for laboratory testing, as well as one drought sensitive line. These genotypes were exposed to 4% polyethylene glycol-PEG (Mr 10000) for 24 h and 48 h. Nine-day-old seedlings compared to control conditions were analyzed in root and shoot length, fresh and dry weight and proline content. Results showed reduction in all parameters under stress, while only proline content increased in all PEG treated genotypes compared to control.en
dc.description.abstractSuša je glavni abiotički stres koji ograničava porast, razvoj i produktivnost useva širom sveta. Cilj ovog rada bio je ocena tolerantnosti klijanaca kukuruza na osmotski stres. Više od 6.000 uzoraka banke gena Instituta za kukuruz testirano je u uslovima kontrolisanog stresa suše (faza cvetanja) u Egiptu, a posle toga u umerenom klimatu (Srbija i Makedonija). Od 41 uzorka tolerantnog na sušu u poljskim uslovima, odabrano je pet linija, kao i jedna osetljiva na sušu, za testiranje u laboratoriji. Ovi genotipovi su izloženi 4% polietilen glikolu (PEG, Mr 10000) u trajanju od 24 h i 48 h. Odgovor klijanaca izloženih stresu (starih 9 dana) u odnosu na kontrolu, analiziran je kroz porast korena i izdanka, svežu i suvu masu i sadržaj prolina. Rezultati su pokazali smanjenje svih parametara u uslovima stresa, dok je jedino sadržaj prolina bio u porastu kod svih ispitivanih genotipova pod uticajem PEG-a u odnosu na kontrolu.sr
dc.publisherInstitut za ratarstvo i povrtarstvo, Novi Sad
dc.relationinfo:eu-repo/grantAgreement/MESTD/Technological Development (TD or TR)/31028/RS//
dc.rightsopenAccess
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/
dc.sourceRatarstvo i povrtarstvo
dc.subjectdroughten
dc.subjectdry weighten
dc.subjectfresh weighten
dc.subjectmaizeen
dc.subjectosmotic stressen
dc.subjectprolineen
dc.subjectroot lengthen
dc.subjectseedlingsen
dc.subjectshoot lengthen
dc.subjectstressesen
dc.subjectklijanacsr
dc.subjectkukuruzsr
dc.subjectosmotski stressr
dc.subjectporast izdankasr
dc.subjectporast korenasr
dc.subjectprolinsr
dc.subjectsušasr
dc.subjectstressr
dc.subjectsuva masasr
dc.subjectsveža masasr
dc.titleMorpho-physiological changes in maize seedling sunder osmotic stressen
dc.titleMorfološko-fiziološke promene u klijancima kukuruza u uslovima osmotskog stresasr
dc.typearticle
dc.rights.licenseBY
dc.citation.volume49
dc.citation.issue3
dc.citation.spage263
dc.citation.epage269
dc.citation.other49(3): 263-269
dc.citation.rankM51
dc.identifier.doi10.5937/ratpov49-2485
dc.identifier.fulltexthttp://rik.mrizp.rs//bitstream/id/2394/459.pdf
dc.type.versionpublishedVersion


Документи

Thumbnail

Овај документ се појављује у следећим колекцијама

Приказ основних података о документу