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Uticaj deficita lakopristupačne vode u zemljištu na morfološke osobine, komponente prinosa i prinos crnog luka

dc.creatorPejić, Borivoj
dc.creatorBošnjak, Djuro
dc.creatorMačkić, Ksenija
dc.creatorGvozdanović-Varga, Jelica
dc.creatorStričević, Ružica
dc.creatorJanković, Dušan
dc.date.accessioned2020-12-17T20:25:12Z
dc.date.available2020-12-17T20:25:12Z
dc.date.issued2012
dc.identifier.issn0546-8264
dc.identifier.urihttp://aspace.agrif.bg.ac.rs/handle/123456789/2881
dc.description.abstractIn order to investigate the possibility of onion production from seed in conditions without irrigation under the ecological conditions of Vojvodina the study was conducted at Rimski Šančevi experiment field of Institute of Field and Vegetable Crops on the calcareous chernozem soil of the loess terrace. Potential evapotranspiration (ETP) of onion during growing season were calculated using the procedure of water balance, and bioclimatic method using hydrophytothermic index (K), the value of which had been estimated at 0.19 for onion in the climate of Vojvodina. After determining the ETP value, the actual evapotranspiration (ETR) was calculated on the basis of precipitation data and pre-vegetation soil water reserve. These values were then used to calculate the readily available soil water deficit during the onion growing season. In the study period the consumption of water on the ETP and ETR ranged from 446-495 mm and 249-417 mm respectively. Deficit of readily available water in the soil was 78 mm, 114 mm and 197 mm in 2005, 2006 and 2007 respectively. Determined deficit of readily available water in the soil was negatively affect all tested parameters (bulb yield r = -0.847**, bulb weight r = - 0.760**, bulb diameter r = - 0.712**, bulb height r = - 0.547*, plant height r = -0.864**). Based on the results, it can be concluded that the production of onions from seed in varying climatic conditions of Vojvodina is possible only under irrigation conditions.en
dc.description.abstractU cilju ispitivanja mogućnosti proizvodnje crnog luka iz semena u uslovima prirodne obezbeđenosti biljaka vodom u agroekološkim uslovima Vojvodine istraživanja su obavljena na Oglednom polju Instituta za ratarstvo i povrtarstvo na Rimskim Šančevima na zemljištu tipa karbonatni černozem lesne terase. Utrošak vode na potencijalnu evapotranspiraciju (ETP) u pojedinim mesecima i vegetacionom periodu, obračunat je bioklimatskim postupkom, primenom hidrofitotermičkog indeksa 0,19. Nakon obračuna ETP bilansiran je utrošak vode na stvarnu evapotranspiraciju (ETR) od padavina i rezervi vode akumuliranih u zemljištu u predvegetacionom periodu i tako utvrđen deficit lakopristupačne vode u periodu vegetacije crnog luka. U ispitivanom periodu utrošak vode na ETP se kretao u intervalu od 446-495 mm, a na ETR 249-417 mm. Deficit lakopristupačne vode u zemljištu bio je 78 mm u 2005, 114 mm u 2006 i 197 mm u 2007 godini. Utvrđeni deficit lakopristupačne vode u zemljištu je negativno uticao na sve ispitivane parametre (prinos lukovica r = -0,847**, masa lukovica r = - 0,760**, prečnik lukovica r = - 0,712**, visina lukovica r = -0,547*, visina biljaka r = - 0,864**). Na osnovu rezultata istraživanja može se zaključiti da je proizvodnja crnog luka iz semena u promenljivim klimatskim uslovima Vojvodine moguća samo u uslovima navodnjavanja.sr
dc.publisherUniverzitet u Novom Sadu - Poljoprivredni fakultet, Novi Sad
dc.rightsopenAccess
dc.sourceLetopis naučnih radova Poljoprivrednog fakulteta
dc.subjectonionen
dc.subjectyielden
dc.subjectyield componentsen
dc.subjectmorphological characteristicsen
dc.subjectdeficit of readily available water in the soilen
dc.subjectcrni luksr
dc.subjectprinossr
dc.subjectkomponente prinosasr
dc.subjectmorfološke osobinesr
dc.subjectdeficit lakopristupačne vode u zemljištusr
dc.titleEffect of deficit readily available water in soil on morphological characteristics, yield and yield components of onionen
dc.titleUticaj deficita lakopristupačne vode u zemljištu na morfološke osobine, komponente prinosa i prinos crnog lukasr
dc.typearticle
dc.rights.licenseARR
dc.citation.epage52
dc.citation.issue1
dc.citation.other36(1): 44-52
dc.citation.rankM52
dc.citation.spage44
dc.citation.volume36
dc.identifier.fulltexthttp://aspace.agrif.bg.ac.rs/bitstream/id/1556/2878.pdf
dc.identifier.rcubhttps://hdl.handle.net/21.15107/rcub_agrospace_2881
dc.type.versionpublishedVersion


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