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Regeneration of plantlets in Sapindus trifoiatus L
V P Borad1, D M Barve, S J Macwan
1Tissue Culture Laboratory, AD & AS Department, Gujarat State Fertilizers and Chemicals Ltd., Baroda, India.
Indian Journal of Experimental Biology
|May 23, 2002
Summary
Continuous production of Sapindus trifoliatus L. plantlets was achieved using somatic embryos from long-term cultures. This method maintains embryogenic competence for over 20 months, enabling efficient propagation.
Area of Science:
- Plant Biotechnology
- Horticulture
- Plant Tissue Culture
Background:
- Sapindus trifoliatus L. (soapnut tree) propagation is crucial for its valuable properties.
- Long-term maintenance of embryogenic cultures is challenging for many plant species.
Purpose of the Study:
- To establish a method for continuous, large-scale production of healthy Sapindus trifoliatus L. plantlets.
- To maintain embryogenic competence in vitro for extended periods.
Main Methods:
- Recurrent somatic embryogenesis was induced from somatic embryos.
- Embryogenic mass (EM) cultures were maintained on Murashige and Skoog's (MS) medium with kinetin and benzyladenine.
- Subculturing occurred every 4 weeks to preserve embryogenic potential.
Main Results:
- A highly embryogenic culture of S. trifoliatus L. was maintained for over 20 months without loss of competence.
- Approximately 90% of mature somatic embryos germinated into plantlets on basal MS medium.
- Over 70% of plantlets survived transplantation to a greenhouse environment.
Conclusions:
- Somatic embryogenesis provides an efficient route for continuous propagation of Sapindus trifoliatus L.
- The established protocol ensures long-term viability and high regeneration rates for plantlet production.
- This method supports sustainable cultivation and utilization of Sapindus trifoliatus L.
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