ISSN 1311-9109 Journal Content





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International Symposium
on Production and Establishment of Micropropagated Plants
April 19-24, 2015,
Sanremo, Italy


Propagation of Ornamental Plants
16(1): 14-18, 2016

IN VITRO BULBLET REGENERATION FROM SCILLA SIBERICA HAW. SUBSP. ARMENA (GROSSH.) MORDAK PEDUNCLE

Fethi Ahmet Ozdemir1*, Mehmet Ugur Yildirim2, Mahsa Pourali Kahriz3, and Omer Kilic4

1 Department of Molecular Biology and Genetics, Faculty of Science and Art, 1 Kultur str., Bingol University, 12100 Bingol, Turkey, *Fax: + 4262 160 022,
*E-mail: ozdemirfethiahmet23@yahoo.com
2 Department of Field Crops, Faculty of Agriculture and Natural Sciences, Usak University, 1 Eylul Campus, 64200 Usak, Turkey
3 Department of Field Crops, Faculty of Agriculture, Ankara University, DiskapД±, 06110 Ankara, Turkey
4 Technical Science Vocational College, Bingöl University, 12100 Bingol, Turkey



Attractive blue-flowering Scilla siberica subsp. armena bulbs multiply very slowly in 4-5 years under natural conditions. Therefore, this study aimed to accelerate multiplication by devising a strategy for an efficient in vitro bulblet regeneration system using peduncle and bulb scale explants on MS medium containing 0.25, 0.50, 1.00, and 2.00 mg l-1 TDZ, plus 0.10 or 0.20 mg l-1 2,4-D (8 combinations). Bulb scale explants were difficult to culture due to high fungal infection and were, therefore, discarded. The peduncle explants induced direct bulblet regeneration after swelling on explants. Maximum mean number of bulblets and bulb diameter was acheived on MS medium containing 1.00 mg l-1 TDZ + 0.20 mg l-1 2,4-D. The regenerated bulblets were isolated from peduncle explants and cultured on MS medium containing 40 g l-1 sucrose, where they grew in diameter and rooted.

Key words: Bulb diameter, endangered, mass propagation, TDZ, 2,4-D



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