<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The objective of this study was to induce mitotic polyploidization in Drosera capensis. Tetraploid plants of D. capensis were induced successfully by treating leaf segments in vitro with oryzalin solution with four different concentrations (20, 40, 60 or 80 μM) for 12, 24 or 48 hours. Three tetraploid (2n = 4x = 80) plants were obtained in three treatments (20 μM for 48 h, 60 μM for 24 h and 80 μM for 12 h). Tetraploidy was confirmed by flow cytometry. The survival rate of these plants was not significantly influenced by oryzalin concentration or exposure time.</p></abstract>

The objective of this study was to induce mitotic polyploidization in Drosera capensis. Tetraploid plants of D. capensis were induced successfully by treating leaf segments in vitro with oryzalin solution with four different concentrations (20, 40, 60 or 80 μM) for 12, 24 or 48 hours. Three tetraploid (2n = 4x = 80) plants were obtained in three treatments (20 μM for 48 h, 60 μM for 24 h and 80 μM for 12 h). Tetraploidy was confirmed by flow cytometry. The survival rate of these plants was not significantly influenced by oryzalin concentration or exposure time.

In vitro Induced Mitotic Polyploidy in Drosera capensis L.

Department of Crop Sciences and Agroforestry in Tropics and Subtropics, Faculty of Tropical AgriSciences, Czech University of Life Sciences Prague, Czech Republic

Department of Horticulture, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Czech Republic

Experimental Greenhouses, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Czech Republic

Agricultura Tropica et Subtropica

{"article-title":"In vitro Induced Mitotic Polyploidy in Drosera capensis L."}

The objective of this study was to induce mitotic polyploidization in Drosera capensis. Tetraploid plants of D. capensis were induced successfully by treating...

In vitro Induced Mitotic Polyploidy in Drosera capensis L.

Publié en ligne: 20 févr. 2014

Pages: 107 - 110

DOI: https://doi.org/10.2478/ats-2013-0020

This content is open access.