Microclonarea și micropropagarea arbuștilor de hibrizi mur x zmeur Rubus Loganobaccus L.H. Bailey hybrid berry [Articol]
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Universitatea de Stat din Moldova
Abstract
În lucrare sunt prezentate rezultatele regenerării Rubus loganobaccus L.H. Bailey prin micropropagare in vitro din meristem apical pe medii de cultură (MS) Murashige Skoog (1962) suplimentate cu regulator de creștere 6- Benzylami-nopurină (BAP). Pentru soiurile Logan, Chehalem, Olalie şi Kotata au fost obținuți microcloni la concentrația BAP de 0,5 mg/l, pe când pentru cultivarurile Santiam și Lincoln Logan microclonii au fost obținuţi la concentrația de 0,4 mg/l BAP. Microclonii au produs rădăcinuțe pe parcursul a două săptămâni pe mediu de cultură MS 50% fără regulatori de creștere. Plantulele au fost transferate în palete cu turbă continuând dezvoltarea.
Here, we established the protocol for plant regeneration of Rubus loganobaccus L.H. Bailey via in vitro micro pro-pagation. Apical meristem was used as the explants cultured on Murashige and Skoog (1962) medium (MS) supplemented with different concentrations of plant growth regulators, 6-Benzylaminopurine (BAP). For the cultivars Logan, Chehalem, Olalie and Kotata good results were obtained for 0.5 mg/l BAP concentration, whereas for the cultivars Santiam and Lincoln Logan results were obtained for 0.4 mg/l BAP concentration. The micro-shoots produced normal roots within two weeks of culture on the 50% MS medium with no supplement of plant growth regulators. Plantlets were transferred to celled trays where they grew well.
Here, we established the protocol for plant regeneration of Rubus loganobaccus L.H. Bailey via in vitro micro pro-pagation. Apical meristem was used as the explants cultured on Murashige and Skoog (1962) medium (MS) supplemented with different concentrations of plant growth regulators, 6-Benzylaminopurine (BAP). For the cultivars Logan, Chehalem, Olalie and Kotata good results were obtained for 0.5 mg/l BAP concentration, whereas for the cultivars Santiam and Lincoln Logan results were obtained for 0.4 mg/l BAP concentration. The micro-shoots produced normal roots within two weeks of culture on the 50% MS medium with no supplement of plant growth regulators. Plantlets were transferred to celled trays where they grew well.
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MÎRZA, Alexandru; Nina CIORCHINĂ și Ion COMANICI. Microclonarea și micropropagarea arbuștilor de hibrizi mur x zmeur Rubus Loganobaccus L.H. Bailey hybrid berry. Studia Universitatis Moldaviae. Seria Științe Reale și ale Naturii. 2017, nr. 1(101), pp. 69-73. ISSN 1814-3237. E-ISSN 1857-498X.