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Wyświetlanie 1-2 z 2
Tytuł:
Cultivation of soapwort plants (Saponaria officinalis L.) in in vitro cultures
Autorzy:
Figas, Anna
Lefelbajn, Weronika
Powiązania:
https://bibliotekanauki.pl/articles/16243498.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
medicinal plant
axillary shoots
micropropagation
plant growth regulator
Opis:
Saponaria officinalis L. is a medicinal plant from the family Caryophyllaceae. It occurs in most European countries, as well as in North Africa, America and Western Asia. The aim of the study was to find an optimal method of sterilization S. officinalis seeds in order to obtain sterile seedlings and to multiply axillary shoots from nodal explants isolated from them, on MS medium with the addition of growth regulators (RW). In this study, 4 variants of seed sterilization were compared using NaClO at the following concentrations: 1.5% (2), 2% (3) and 2.5% (4) for a period of 11 minutes. The control was a variant in which 70% C2H5OH was used for pre-sterilization for 1 minute (1). The highest percentage of sprouted, seeds and sterile seedlings and the lowest percentage of contamination were obtained in variant (4). As a result of micropropagation of soapwort in in vitro cultures, axillary shoots were formed from nodal explants from axillary buds. The highest percentage of explants with shoots (95%) and callus tissue (48%) and the highest number of shoots from one explant (5.95) were obtained in the second passage on MS medium with the addition of 4 mg.dm-3 BAP and 0.5 mg.dm-3 NAA. Due to the wide possibilities of using soapwort, it is advisable to continue research aimed at developing an optimal and efficient plant regeneration system of this species.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2023, I/1; 59--69
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effective and Large Scale In vitro Propagation of Dendrocalamus strictus (Roxb.) Nees using Nodal Segments as Explants
Autorzy:
Rajput, Bharat Singh
Jani, Minal D.
Gujjar, M. R.
Shekhawat, M. S.
Powiązania:
https://bibliotekanauki.pl/articles/1066294.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Dendrocalamus strictus
axillary shoots
hardening
in vitro propagation
rooting
Opis:
Dendrocalamus strictus (Roxb.) Nees belongs to the family Poaceae is the most important and fastest growing bamboo species. An effort has been made to propagate D. strictus using nodal explants selected from mature mother plants. The disinfected nodes were inoculated on agar gelled Murashige and Skoog’s (MS) basal medium with various concentrations of 6-benzylaminopurine (BAP), while maximum 4-5 shoots were induced on 4.0 mg/l BAP. The newly formed buds were transferred to solidified MS basal medium containing 3.0 mg/l BAP and 0.5 α-Naphthalene acetic acid (NAA) to achieve about 26 multiple shoots. These experiments were conducted with a cluster of minimum 3-5 shoots. The induction of roots from in vitro regenerated shoots was found difficult in this plant system. Three types of auxins i.e. indole-3 butyric acid (IBA), indole-3 acetic acid (IAA) and NAA were used in various combinations for rooting of shoots. About 93 % rooting was archived on half strength MS medium augmented with 3.0 mg/l NAA. The rooted shoots were hardened in the greenhouse for two months and the secondary hardened plantlets were successfully shifted to the farmer’s field. More than 90 % survival rate was observed under the natural conditions in this plant species.
Źródło:
World Scientific News; 2019, 130; 238-249
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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