Prikaz osnovnih podataka o dokumentu
Variranje in vitro odgovora pšenice, uticaj genotipa i spoljne sredine
Variability of in vitro culture response in wheat genotypes, genotype and environmental effects
dc.creator | Banjac, Nevena | |
dc.creator | Dodig, Dejan | |
dc.creator | Nikolić, Radomirka | |
dc.date.accessioned | 2015-08-28T10:26:51Z | |
dc.date.available | 2015-08-28T10:26:51Z | |
dc.date.issued | 2006 | sr |
dc.date.issued | 2006 | |
dc.identifier.issn | 0534-0012 | sr |
dc.identifier.other | Rad_konverzija_482 | sr |
dc.identifier.uri | https://radar.ibiss.bg.ac.rs/handle/123456789/436 | |
dc.description.abstract | The tissue culture response (TCR) of immature embryos, evaluated according to callus formation, percentage of regenerative green-spotted calli and the number of plants per embryo, was investigated in 96 wheat genotypes of worldwide origins. Immature embryos were collected 12-15 DAP from field-grown plants during three successive years 2003, 2004 and 2005. Year 2003 was with high air temperatures and tropical days during a period of vegetation, while the environmental conditions were more favorable for plant growth in the next two years, 2004 and 2005. Embryos were cultured on standard MS medium containing 2 mg l-1 2, 4-D. In all genotypes calli were efficiently induced, ranging from 36.7 to 100% (2003), 68.4 to 100% (2004), and 94.3 to 100% (2005). The calli occasionally formed green spots, but frequencies markedly differed among genotypes that varied from 0 to 72.5% (2003), 0 to 97.9% (2004), and 0 to 94.0% (2005). Coefficient of variation was highest in term of percent of regenerative calli (66.7%) following by a number of plants per embryo (35.6%) and callus formation (5.1%). Components of phenotypic variance showed that factor year (71.4%) had the highest impact on expression of callus formation, genetic factor (47,1%) on percentage of regenerative green-spotted calli and interaction year/genotype (30.3%) on number of plants per embryo. The results indicated factor genotype as the most important for determining regeneration potential in wheat. | en |
dc.description.abstract | Nezreli embrioni 96 genotipova pšenice, poreklom iz različitih delova sveta, gajeni su u kulturi i proučavanje njihov in vitro odgovor na osnovu procenta formiranja kalusa, procenta regenerativnih kalusa i broja biljaka po embrionu. Nezreli embrioni sakupljeni su sa biljaka gajenih u polju u toku tri uzastopne godine (2003, 2004, 2005). Prva godina (2003) je bila sa relativno povoljnim rasporedom padavina, ali sa visokim prosečnim temperaturama vazduha i učestalom pojavom tropskih dana u vegetacionom periodu. Sledeće dve godine (2004 i 2005) bile su znatno povoljnije u pogledu temperatura i količine i rasporeda padavina. Ebrioni su gajeni na MS podlozi sa 2 mg l-1 2,4-D. Svi genotipovi pokazali su visok potencijal za obrazovanje kalusa, koji je iznosio od 36.7 do 100% u 2003., 68.4 do 100% u 2004. i 94.3 do 100% u 2005. godini. Pojedini indukovani kalusi su formirali zelene tačke i potom pupoljke. Procenat regenerativnih kalusa je znatno varirao u zavisnosti od genotipa i godine i inosio je od 0 do 72.5% (2003), 0 do 97.9% (2004), i 0 to 94.0% (2005). Broj biljka po embrionu u prošeku za sve genotipove po godinama je iznosio 3.1, 4.5 i 6.5, respektivno. Najveći koeficijent varijacije je zabeležen kod osobine procenat regenerativnih kalusa (66.7%), zatim kod broja biljaka po embrionu (35.6%) a najmanji za procenat formiranih kalusa (5.1%). Analiza komponenti fenotipske varijabilnosti je pokazala da je najveći uticaj na variranje procenta formiranih kalusa imala godina (71.4%), regenerativnih kalusa genotip (47.1%) a na broj biljaka po embrionu interakcija godine i genotipa (30.3%). | sr |
dc.description.sponsorship | null | sr |
dc.language.iso | eng | sr |
dc.rights | openAccess | sr |
dc.source | Genetika | sr |
dc.subject | immature embryos | ENG |
dc.subject | callus formation | ENG |
dc.subject | regenerating calli | ENG |
dc.subject | plant regeneration | ENG |
dc.subject | genotype | ENG |
dc.subject | environmental condition | ENG |
dc.subject | wheat | ENG |
dc.title | Variranje in vitro odgovora pšenice, uticaj genotipa i spoljne sredine | en |
dc.title | Variability of in vitro culture response in wheat genotypes, genotype and environmental effects | en |
dc.type | article | sr |
dc.rights.license | ARR | |
dcterms.abstract | Николић, Радомирка; Митић, Невена; Додиг, Дејан; Варирање ин витро одговора пшенице, утицај генотипа и спољне средине; Варирање ин витро одговора пшенице, утицај генотипа и спољне средине; | |
dc.citation.issue | 3 | sr |
dc.citation.volume | 38 | sr |
dc.citation.spage | 183 | sr |
dc.citation.epage | 192 | sr |
dc.type.version | publishedVersion | sr |
dc.identifier.fulltext | https://radar.ibiss.bg.ac.rs//bitstream/id/2622/Rad_konverzija_482.pdf | |
dc.identifier.rcub | https://hdl.handle.net/21.15107/rcub_ibiss_436 |