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Stevioside Has the Maximum Biological Activity among Natural Stevia Diterpenes
U A Ogorodnova1, A S Sapunova2, O A Timofeeva2
1Kazan Federal University, Kazan, Russian Federation. uliana_ogo@mail.ru.
Summary
Stevioside at specific concentrations stimulates wheat growth by enhancing enzyme activity and protein content. This suggests stevioside can improve wheat
Area of Science:
- Agricultural Science
- Plant Physiology
- Biochemistry
Background:
- Steviol glycosides are natural sweeteners.
- Their potential effects on plant growth are not fully understood.
- Wheat (Triticum aestivum) is a globally important crop.
Purpose of the Study:
- To investigate the impact of steviol and its derivatives on wheat growth.
- To determine optimal concentrations for growth stimulation.
- To assess effects on key physiological parameters.
Main Methods:
- Wheat seedlings were treated with varying concentrations of stevioside, steviol, and isosteviol.
- Measurements included enzyme activity (amylolytic), protein content, and root frost tolerance.
- Concentrations tested were 10-8 M for stevioside and 10-9 M for steviol and isosteviol.
Main Results:
- Stevioside at 10-8 M significantly stimulated wheat plant growth.
- Increased activity of amylolytic enzymes was observed.
- Enhanced protein content and improved frost tolerance in wheat roots were noted.
Conclusions:
- Stevioside demonstrates plant growth-promoting properties in wheat.
- It enhances key physiological traits, including stress resistance.
- Stevioside shows potential for developing phytopreparations to boost wheat yield and resilience.
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