STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS

Yield and fruit quality (fruit weight, reducing sugar content, sucrose content and total acids content) were studied in 20 introduced peach cultivars. To evaluate the stability of those characteristics in the agro-ecological conditions of Belgrade surroundings, bi and S2di were applied. ‘Adriana’ ha...

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Main Authors: Vera RAKONJAC, Tomislav ŽIVANOVIĆ
Format: Article
Language:Bulgarian
Published: University of Zagreb, Faculty of Agriculture 2008-07-01
Series:Journal of Central European Agriculture
Subjects:
Online Access:http://jcea.agr.hr/articles/559_STABILITY_OF_YIELD_AND_FRUIT_QUALITY_IN_PROMISING_PEACH_CULTIVARS_en.pdf
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author Vera RAKONJAC
Tomislav ŽIVANOVIĆ
author_facet Vera RAKONJAC
Tomislav ŽIVANOVIĆ
author_sort Vera RAKONJAC
collection DOAJ
description Yield and fruit quality (fruit weight, reducing sugar content, sucrose content and total acids content) were studied in 20 introduced peach cultivars. To evaluate the stability of those characteristics in the agro-ecological conditions of Belgrade surroundings, bi and S2di were applied. ‘Adriana’ had the highest yield and content of reducing sugars, ‘Aurelia’ the highest fruit weight, ‘Pegaso’ the highest sucrose content, and ‘Croce del Sud’ the highest total acids content. Values of bi coeffi cient indicated that ‘Sirio’ had the highest stability of yield ‘Iris Rosso’ the highest stability of fruit weight and content of reducing sugars, ‘Aurelia’ the highest stability of sucrose content, and ‘Emilia’ the highest stability of total acids content. Values of S2di, despite being relatively high, did not show any statistical signifi cance, which indicates a more signifi cant deviation from regression and unsatisfactory stability of the studied genotypes. The results of the present work confi rm that bi, being a stability parameter, is more important than S2di in heterozygous genotypes, the genotype of a majority of fruit cultivars, therefore of peach itself.
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spelling doaj.art-c89951da6e2b4a58a3a0642cb04471192022-12-21T22:49:18ZbulUniversity of Zagreb, Faculty of AgricultureJournal of Central European Agriculture1332-90492008-07-0191161168STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARSVera RAKONJACTomislav ŽIVANOVIĆYield and fruit quality (fruit weight, reducing sugar content, sucrose content and total acids content) were studied in 20 introduced peach cultivars. To evaluate the stability of those characteristics in the agro-ecological conditions of Belgrade surroundings, bi and S2di were applied. ‘Adriana’ had the highest yield and content of reducing sugars, ‘Aurelia’ the highest fruit weight, ‘Pegaso’ the highest sucrose content, and ‘Croce del Sud’ the highest total acids content. Values of bi coeffi cient indicated that ‘Sirio’ had the highest stability of yield ‘Iris Rosso’ the highest stability of fruit weight and content of reducing sugars, ‘Aurelia’ the highest stability of sucrose content, and ‘Emilia’ the highest stability of total acids content. Values of S2di, despite being relatively high, did not show any statistical signifi cance, which indicates a more signifi cant deviation from regression and unsatisfactory stability of the studied genotypes. The results of the present work confi rm that bi, being a stability parameter, is more important than S2di in heterozygous genotypes, the genotype of a majority of fruit cultivars, therefore of peach itself.http://jcea.agr.hr/articles/559_STABILITY_OF_YIELD_AND_FRUIT_QUALITY_IN_PROMISING_PEACH_CULTIVARS_en.pdffruit qualitypeachstability parametersyield
spellingShingle Vera RAKONJAC
Tomislav ŽIVANOVIĆ
STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
Journal of Central European Agriculture
fruit quality
peach
stability parameters
yield
title STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
title_full STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
title_fullStr STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
title_full_unstemmed STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
title_short STABILITY OF YIELD AND FRUIT QUALITY IN PROMISING PEACH CULTIVARS
title_sort stability of yield and fruit quality in promising peach cultivars
topic fruit quality
peach
stability parameters
yield
url http://jcea.agr.hr/articles/559_STABILITY_OF_YIELD_AND_FRUIT_QUALITY_IN_PROMISING_PEACH_CULTIVARS_en.pdf
work_keys_str_mv AT verarakonjac stabilityofyieldandfruitqualityinpromisingpeachcultivars
AT tomislavzivanovic stabilityofyieldandfruitqualityinpromisingpeachcultivars