http://www.cnr.it/ontology/cnr/individuo/prodotto/ID27885
Induction of variability in chimeric Aster cordifolius 'White Elegans' through somaclonal variation. (Articolo in rivista)
- Type
- Label
- Induction of variability in chimeric Aster cordifolius 'White Elegans' through somaclonal variation. (Articolo in rivista) (literal)
- Anno
- 2002-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1023/A:1020692916980 (literal)
- Alternative label
Cammareri M., Errico A., Filippone E., Esposito S., Conicella C. (2002)
Induction of variability in chimeric Aster cordifolius 'White Elegans' through somaclonal variation.
in Euphytica (Wagening.)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Cammareri M., Errico A., Filippone E., Esposito S., Conicella C. (literal)
- Pagina inizio
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- CNR, IMOF, Res Inst Vegetable & Ornamental Plant Breeding, I-80055 Portici, Italy
Univ Naples Federico II, Dept Soil Plant & Environm Sci, I-80055 Portici, Italy (literal)
- Titolo
- Induction of variability in chimeric Aster cordifolius 'White Elegans' through somaclonal variation. (literal)
- Abstract
- A protocol was developed for plant regeneration from leaf explants (lamina
and petiole) of Aster cordifolius cultivar 'White Elegans', which is
chimeric for chromosome number and the ligulate flower colour. Explants
were cultured on MS or Gamborg's B5 medium in presence of IAA, 2,4-D and
BAP, alone or in combination. The highest frequency of shoot regeneration
was obtained on B5 medium supplemented with 2,4-D (0.09 mg l-1) and BAP
(1.8 mg l-1). After the in vitro rooting stage and acclimatization, 90% of
plantlets survived in the greenhouse. The regeneration process occurred by
indirect organogenesis as shown by cyto-histology. The regenerants
maintained the original chimerism for chromosome number. Pink flowers
instead of the expected white ones were obtained in all regenerants. A
hypothesis for the uniform colour change is discussed. Variations were
detected in the regenerant generation (R0) for quantitative characters
such as capitulum and disc diameters, and number of ligulate flowers.
Since Aster can be vegetatively propagated, selection of variants in R0
can provide interesting material for breeding purposes. (literal)
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