Prikaz osnovnih podataka o dokumentu
Genotipski odgovor NS hibrida kukuruza na povećanu gustinu useva
Maize hybrids response on increased to crop density
dc.creator | Đalović, Ivica | |
dc.creator | Radojević, Vuk | |
dc.creator | Mihailović, Vojislav | |
dc.creator | Vasiljević, Sanja | |
dc.creator | Mitrović, Bojan | |
dc.date.accessioned | 2021-06-17T11:50:55Z | |
dc.date.available | 2021-06-17T11:50:55Z | |
dc.date.issued | 2021 | |
dc.identifier.isbn | 978-86-87611-80-1 | |
dc.identifier.uri | http://fiver.ifvcns.rs/handle/123456789/2148 | |
dc.description.abstract | Gustina sklopa, odnosno broj biljaka po jedinici površine je veoma važan činilac u proizvodnji kukuruza. Gustina useva ispoljava veliku varijabilnost i zavisi od većeg broja faktora: dužine vegetacionog perioda hibrida, morfoloških osobina i habitusa biljke, količine i rasporeda padavina u toku vegetacije, rezervi zimske vlage u zemljištu, nivoa plodnosti zemljišta, vremena setve, smera proizvodnje (zelena biomasa ili zrno) i dr. Uvođenjem u proizvodnju hibrida kukuruza većeg genetičkog potencijala rodnosti i boljih agronomskih osobina, savremene mehanizacije i intenzivne agrotehnike, gustine useva su povećavane. Svako smanjenje broja biljaka od optimalnog dovodi do smanjenja prinosa, jer je gustina useva jedan od najvažnijih preduslova za formiranje visokih i stabilnih prinosa. Smatra se da će se u proizvodnji kukuruza u budućnosti gustine sklopova i dalje povećavati kao jedan od mogućnosti u okviru doprinosa agrotehničkih rešenja u povećanju prinosa. | sr |
dc.description.abstract | Maize density is an important factor in cultivation which has significant effect on growth parameters. Newer hybrids have greater grain yield at higher plant densities than older hybrids. Differences in grain yield between older and newer maize hybrids were shown to be a function of plant population density. Optimum plant density for maximum grain yield per unit area may differ from hybrid to hybrid on account of significant interactions between hybrids and densities. Modern hybrids have shown tendencies to withstand higher levels of stress (i.e.- low N, high plant densities), which allow them to better sustain suitable photosynthetic rates, appropriate assimilate supplies, and maintain plant growth rates attributable to enhanced mineral nutrition and water use efficiency. | sr |
dc.language.iso | sr | sr |
dc.publisher | Čačak : Univerzitet u Kragujevcu, Agronomski fakultet | sr |
dc.relation | info:eu-repo/grantAgreement/MESTD/Technological Development (TD or TR)/31073/RS// | sr |
dc.rights | openAccess | sr |
dc.rights.uri | https://creativecommons.org/licenses/by/4.0/ | |
dc.source | Zbornik radova, 26. Savetovanje o biotehnologiji sa međunarodnim učešćem, 12-13.03.2021. Čačak | sr |
dc.subject | maize | sr |
dc.subject | hybrids | sr |
dc.subject | crop density | sr |
dc.subject | yield | sr |
dc.subject | kukuruz | |
dc.subject | gustina useva | |
dc.subject | prinos | |
dc.subject | tendencije | |
dc.title | Genotipski odgovor NS hibrida kukuruza na povećanu gustinu useva | sr |
dc.title | Maize hybrids response on increased to crop density | sr |
dc.type | conferenceObject | sr |
dc.rights.license | BY | sr |
dc.citation.epage | 17 | |
dc.citation.spage | 11 | |
dc.identifier.doi | 10.46793/SBT26.011DJ | |
dc.identifier.fulltext | http://fiver.ifvcns.rs/bitstream/id/5744/DjalovicBiotehn.pdf | |
dc.type.version | publishedVersion | sr |