Grain Yield and Some Physiological Traits Associated with Heat Tolerance in Bread Wheat (Triticum aestivum L.) Genotypes

dc.contributor.authorKORKUT, Zahit Kayıhan
dc.contributor.authorBALKAN, Alpay
dc.contributor.authorBAŞER, İsmet
dc.contributor.authorBİLGİN, Oğuz
dc.contributor.departmentZiraat Fakültesitr_TR
dc.date.accessioned2021-09-28T13:12:39Z
dc.date.available2021-09-28T13:12:39Z
dc.date.issued2019-09-05
dc.description.abstractThis research was carried out in the experimental fields of Department of Field Crops, Faculty of Agriculture, the University of Namık Kemal in 2014-2015. In the study, totally 30 bread wheat (Triticum aestivum L.) genotypes (15 cultivars; early, medium-early and late-maturing; 10 lines are tolerant to the heat-temperature stress which were provided by CIMMYT-International Maize and Wheat Improvement Center), 5 lines (were taken from the same university’s wheat breeding program which was collaborated by the CIMMYT) were used as an experimental material. The experiment was adjusted in a split-plot design with 3 replicates. Sowing dates (Normal (NS ≈ November 09, 2014) and Late sowing (LS ≈ January 09, 2015)) were constituted the main plots, and the genotypes constituted the sub-plots. These physiological traits ((membrane thermostability (MT), canopy temperature (CT), leaf chlorophyll content (LCC) and stomatal conductance (SC)) were measured at the LS stage due to giving much more correct, logical and meaningful results, but grain yield (GY) was fixed for all the sowing dates. Obtained findings are: The GY was varied between (4.35-6.34 t ha-1) for genotypes; the MT was changed between (10.58-66.25%); the CT was realized between (17.67-22.00 oC); the LCC was varied between (38.30-53.30 SPAD) and the SC was changed between (25.20-166.80 mmol m-2 s-1). It was observed that most of the CIMMYT originated genotypes are tolerant to high-temperature stress and most of the wheats that are grown in Thrace Region are negatively affected by the high-temperature stress.tr_TR
dc.identifier.endpage400tr_TR
dc.identifier.issn/e-issn2148-9297
dc.identifier.issue3tr_TR
dc.identifier.startpage391tr_TR
dc.identifier.urihttps://doi.org/10.15832/ankutbd.448626tr_TR
dc.identifier.urihttp://hdl.handle.net/20.500.12575/75008
dc.identifier.volume25tr_TR
dc.language.isoentr_TR
dc.publisherAnkara Üniversitesitr_TR
dc.relation.isversionof10.15832/ankutbd.448626tr_TR
dc.relation.journalTarım Bilimleri Dergisitr_TR
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıtr_TR
dc.subjectHeat tolerancetr_TR
dc.subjectCanopy temperaturetr_TR
dc.subjectChlorophyll contenttr_TR
dc.titleGrain Yield and Some Physiological Traits Associated with Heat Tolerance in Bread Wheat (Triticum aestivum L.) Genotypestr_TR
dc.typeArticletr_TR

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