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Ocena konkurentske sposobnosti engleskog ljulja u smešama sa crvenom detelinom i lucerkom đubrenim različitim količinama azota

dc.creatorBijelić, Zorica
dc.creatorMandić, Violeta
dc.creatorRužić-Muslić, Dragana
dc.creatorKrnjaja, Vesna
dc.creatorSimić, Aleksandar
dc.creatorŽivković, Vladimir
dc.creatorCaro-Petrović, Violeta
dc.date.accessioned2020-12-17T22:25:37Z
dc.date.available2020-12-17T22:25:37Z
dc.date.issued2018
dc.identifier.issn1450-9156
dc.identifier.urihttp://aspace.agrif.bg.ac.rs/handle/123456789/4856
dc.description.abstractGrass-legume mixtures represent complex communities of grasses and legumes that make better use of resources and have a number of positive traits in comparison to monoculture. The aim of our research was to examine competitive ability of perennial ryegrass in mixtures with lucerne and red clover (50/50, 70/30) in condition of fertilization with three different nitrogen levels (0, 50, 100 kg ha-1). Dry matter yield of perennial ryegrass in mixtures with red clover was higher compared to mixtures with lucerne. Nitrogen had a very significant impact on perennial ryegrass production. Added N significantly increase DM production of grass treatment with 100 kgN ha-1. The values, of relative yield above 1 (RY >1), aggressivity index and competitive balance index, above 0 (Ag > Cbg > 0) indicated higher competitive ability of perennial ryegrass in relation to legumes. Competitive ability of ryegrass was higher in 70/30 mixtures and mixtures with lucerne. N fertilization increases competitive ability of ryegrass and decreases competitive ability of legumes.en
dc.description.abstractTravno-leguminozne smeše predstavljaju složene zajednice trava i leguminoza koje bolje koriste prirodne resurse i imaju niz pozitivnih osobina u odnosu na monokulturu. Cilj našeg istraživanja je bio da se ispita konkurentna sposobnost engleskog ljulja u smešama sa lucerkom i crvenom detelinom (50/50, 70/30) u uslovima đubrenja sa tri različita nivoa azota (0, 50, 100 kg ha-1). Prinos suve materije engleskog ljulja u smeši sa crvenom detelinom bio je veći u poređenju sa smešom sa lucerkom. Azot je imao značajan uticaj na prinos engleskog ljulja. Dodati azot je značajno povećao prinos engleskog ljulja, naročito doze od 100 kgN ha-1. Vrednosti relativnog prinosa iznad 1 (RI> 1), indeksa agresivnosti i indeksa konkurentske ravnoteže iznad 0 (Ag> Cbg> 0) ukazuju na veću konkurentsku sposobnost engleskog ljulja u odnosu na mahunarke. Кonkurentna sposobnost engleskog ljulja bila je veća kod 70/30 smeša i smeša sa lucerkom. N djubrenje povećava konkurentsku sposobnost ljulja i smanjuje konkurentsku sposobnost leguminoza.sr
dc.publisherInstitut za stočarstvo, Beograd
dc.relationinfo:eu-repo/grantAgreement/MESTD/Technological Development (TD or TR)/31053/RS//
dc.rightsopenAccess
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/
dc.sourceBiotechnology in Animal Husbandry
dc.subjectaggressivityen
dc.subjectcompetitionen
dc.subjectgrass-legume mixturesen
dc.subjectspecies balanceen
dc.subjectyielden
dc.titleEvaluation of competitive ability of perennial ryegrass in mixtures with red clover and lucerne subjected to different levels of Nen
dc.titleOcena konkurentske sposobnosti engleskog ljulja u smešama sa crvenom detelinom i lucerkom đubrenim različitim količinama azotasr
dc.typearticle
dc.rights.licenseBY
dc.citation.epage467
dc.citation.issue4
dc.citation.other34(4): 455-467
dc.citation.rankM24
dc.citation.spage455
dc.citation.volume34
dc.identifier.doi10.2298/BAH1804455B
dc.identifier.fulltexthttp://aspace.agrif.bg.ac.rs/bitstream/id/3366/4853.pdf
dc.type.versionpublishedVersion


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