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Unusual behavior of growing pollen tubes in the ovary of plum culture (Prunus domestica L.)

dc.creatorĐorđević, Milena
dc.creatorCerović, Radosav
dc.creatorNikolić, Dragan
dc.creatorRadičević, Sanja
dc.date.accessioned2023-04-11T12:21:55Z
dc.date.available2023-04-11T12:21:55Z
dc.date.issued2010
dc.identifier.issn0354-4664
dc.identifier.urihttps://refri.institut-cacak.org/handle/123456789/170
dc.description.abstractU radu su prikazani dvogodišnji rezultati ispitivanja specifičnog rasta polenovih cevčica u plodniku šljive (Prunus domestica L.) sorte 'Čačanska lepotica', u varijantama slobodnog, strano- i samooprašivanja. Specifičan rast polenovih cevčica utvrđen je pre i nakon prodora polenove cevčice u nucelus semenog zametka. U obe godine istraživanja, u sve tri varijante oprašivanja, konstatovan je specifičan rast polenovih cevčica, koji se odnosi na klupko polenovih cevčica u mikropili, prodor dve polenove cevčice u nucelus semenog zametka i klupko nad nucelarnom kapom, sa fluorescencijom dela embrionove kesice u kome se nalazi jajni aparat. Taj procenat u obe godine ispitivanja je iznosio 6,7% u varijanti slobodnog oprašivanja, 7,2% u varijanti stranooprašivanja, odnosno 7,9% u varijanti samooprašivanja. Nakon prodora polenove cevčice u nucelus semenog zametka naknadno prispele polenove cevčice su formirale klupko nad otvorom mikropile ili nad nucelusom. Takođe je konstatovano grananje i savijanje polenovih cevčica za 180o nakon prodora u mikropilu. U najvećem procentu takav rast polenovih cevčica utvrđen je u varijanti stranooprašivanja i iznosio je 9,3%.sr
dc.description.abstractUnusual behavior of growing pollen tubes in different combinations of pollination was observed in the ovary of the plum (Prunus domestica L.) cv 'Čačanska Lepotica'. It primarily refers to several issues, i.e. the curling up of pollen tubes within the micropyle, the growth of two pollen tubes into the nucellus of an ovule, the occurrence of a bundle above the nucellar cap and fluorescence of the part of the embryo sac containing the egg apparatus. Upon the growth of pollen tubes into the nucellus of the ovule, subsequently penetrating pollen tubes form a bundle either above the micropyle entrance or above the nucellus. Branching and bending of pollen tubes by 180o upon their growth into the micropyle was also observed.en
dc.publisherSrpsko biološko društvo, Beograd, i dr.
dc.relationMinistry of Science of the Republic of Serbia
dc.rightsopenAccess
dc.rights.urihttps://creativecommons.org/licenses/by-nc-nd/4.0/
dc.sourceArchives of Biological Sciences
dc.subjectpollen tube growthen
dc.subjectplumen
dc.subjectovaryen
dc.subjectfluorescent microscopyen
dc.titleSpecifičan rast polenovih cevčica u plodniku šljive (Punus domestica L.)sr
dc.titleUnusual behavior of growing pollen tubes in the ovary of plum culture (Prunus domestica L.)en
dc.typearticle
dc.rights.licenseBY-NC-ND
dc.citation.epage142
dc.citation.issue1
dc.citation.other62(1): 137-142
dc.citation.rankM23
dc.citation.spage137
dc.citation.volume62
dc.identifier.doi10.2298/ABS1001137D
dc.identifier.fulltexthttp://refri.institut-cacak.org/bitstream/id/35/167.pdf
dc.identifier.rcubconv_1384
dc.identifier.scopus2-s2.0-77955160373
dc.identifier.wos000277610000018
dc.type.versionpublishedVersion


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