Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma

Cold plasma technology has received significant attention in agriculture due to its effect on the seeds and plants of important cultivars, such as wheat. Due to climate change, wherein increasing temperatures and droughts are frequent, it is important to consider novel approaches to agricultural pro...

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Main Authors: Pia Starič, Silva Grobelnik Mlakar, Ita Junkar
Format: Article
Language:English
Published: MDPI AG 2021-08-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/10/8/1728
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author Pia Starič
Silva Grobelnik Mlakar
Ita Junkar
author_facet Pia Starič
Silva Grobelnik Mlakar
Ita Junkar
author_sort Pia Starič
collection DOAJ
description Cold plasma technology has received significant attention in agriculture due to its effect on the seeds and plants of important cultivars, such as wheat. Due to climate change, wherein increasing temperatures and droughts are frequent, it is important to consider novel approaches to agricultural production. As increased dormancy levels in wheat are correlated with high temperatures and drought, improving the germination and root growth of wheat seeds could offer new possibilities for seed sowing. The main objective of this study was to evaluate the influence of direct (glow) and indirect (afterglow) radio-frequency (RF) oxygen plasma treatments on the germination of two winter wheat varieties: Apache and Bezostaya 1. The influence of plasma treatment on seed surface morphology was studied using scanning electron microscopy, and it was observed that direct plasma treatment resulted in a high etching and nanostructuring of the seed surface. The effect of plasma treatment on germination was evaluated by measuring the germination rate, counting the number of roots and the length of the root system, and the fresh weight of seedlings. The results of this study indicate that the response of seeds to direct and indirect plasma treatment may be variety-dependent, as differences between the two wheat varieties were observed.
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spelling doaj.art-c3711eb41f6c4945b76b233f0f96f2262023-11-22T09:20:47ZengMDPI AGPlants2223-77472021-08-01108172810.3390/plants10081728Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen PlasmaPia Starič0Silva Grobelnik Mlakar1Ita Junkar2Jožef Stefan Institute, Jamova Cesta 39, 1000 Ljubljana, SloveniaFaculty of Agriculture and Life Sciences, University of Maribor, Pivola 10, 2311 Hoče, SloveniaJožef Stefan Institute, Jamova Cesta 39, 1000 Ljubljana, SloveniaCold plasma technology has received significant attention in agriculture due to its effect on the seeds and plants of important cultivars, such as wheat. Due to climate change, wherein increasing temperatures and droughts are frequent, it is important to consider novel approaches to agricultural production. As increased dormancy levels in wheat are correlated with high temperatures and drought, improving the germination and root growth of wheat seeds could offer new possibilities for seed sowing. The main objective of this study was to evaluate the influence of direct (glow) and indirect (afterglow) radio-frequency (RF) oxygen plasma treatments on the germination of two winter wheat varieties: Apache and Bezostaya 1. The influence of plasma treatment on seed surface morphology was studied using scanning electron microscopy, and it was observed that direct plasma treatment resulted in a high etching and nanostructuring of the seed surface. The effect of plasma treatment on germination was evaluated by measuring the germination rate, counting the number of roots and the length of the root system, and the fresh weight of seedlings. The results of this study indicate that the response of seeds to direct and indirect plasma treatment may be variety-dependent, as differences between the two wheat varieties were observed.https://www.mdpi.com/2223-7747/10/8/1728cold plasmanonthermal plasmawheatplantsafterglow plasmaglow plasma
spellingShingle Pia Starič
Silva Grobelnik Mlakar
Ita Junkar
Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
Plants
cold plasma
nonthermal plasma
wheat
plants
afterglow plasma
glow plasma
title Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
title_full Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
title_fullStr Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
title_full_unstemmed Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
title_short Response of Two Different Wheat Varieties to Glow and Afterglow Oxygen Plasma
title_sort response of two different wheat varieties to glow and afterglow oxygen plasma
topic cold plasma
nonthermal plasma
wheat
plants
afterglow plasma
glow plasma
url https://www.mdpi.com/2223-7747/10/8/1728
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AT silvagrobelnikmlakar responseoftwodifferentwheatvarietiestoglowandafterglowoxygenplasma
AT itajunkar responseoftwodifferentwheatvarietiestoglowandafterglowoxygenplasma