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SM ISO690:2012 GRYGORIEVA, Olga, BRINDZA, Ján, TÓTH, Dezider, ABRAHÁM, Vlasta, OSTROVSKÝ, Radovan. Flower traits variability of date plum (Diospyros lotus L.) genotypes grown in Slovakia from seeds. In: Conservation of plant diversity, Ed. 2, 16-19 mai 2012, Chișinău. Chișinău: Gradina Botanica (Institut), 2012, Ediţia 2, pp. 34-41. ISBN 978-9975-62-311-7. |
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Conservation of plant diversity Ediţia 2, 2012 |
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Simpozionul "Conservation of plant diversity" 2, Chișinău, Moldova, 16-19 mai 2012 | ||||||
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Pag. 34-41 | ||||||
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This work aimed at the variability determination of date plum (Diospyros lotus L.) male and female fl owers. In the experimental collection were included genotypes of date plum grown from seeds in Arboretum Mlynany (Slovakia). During the bloom stage fl owers were withdrawn from the tested genotypes. The male and female fowers were evaluated separately. Morphological traits determination was based on image analysis. rom these analyses resulted data for the male/female fl owers as follows: number of sepals 3-5/3-7, sepal height 1.97/5.45 (mm), sepal width 2.13/4.98 (mm), crown height 6.00/6.47 (mm), crown diameter 4.21/5.33 (mm), number of crown sepals 2-6/3-7, number of stamens in the 1st row of male fl owers 6-9/7-9 and number of stamens in the 2nd row of male fl owers 6-9/0. In the evaluation process dealing with the tested traits dependences has been found a partial agreement among the correlation coeffi cients of the male and female fl owers only in the cases of calyx sepals height and crown height (0.476 – 0.481), calyx sepals height and stamen length in the 1st row (0.137 – 0.152) and crown height and stamen length in the 1st row (0.360 – 0.301), respectively. The rest of traits the when compared bilaterally, exerted different values of correlation coeffi cients. It means, that the dependencies between the male and female fl owers are variable. For male fl owers between the calyx sepals height (mm) and the crown diameter (-0.285) as well as between the crown height (mm) and crown diameter (-0.400) were statistically detected signifi cant negative correlations. |
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