DBD plasma treatment for seed enhancement and fungal inhibition
Innovative DBD plasma treatment enhances seed germination, inhibits fungal growth, and promotes sustainable agriculture. By altering seed surface properties, this cost-effective method improves water uptake and storage, offering a scalable solution to modern agricultural challenges.
Overview
Dielectric Barrier Discharge (DBD) plasma treatment offers a revolutionary approach to seed enhancement by promoting germination, improving stress tolerance, and inhibiting fungal growth. This sustainable technology addresses key agricultural challenges like climate change and soil degradation. By altering the surface properties of seeds, DBD plasma treatment enhances water uptake and extends shelf life, making it an environmentally friendly and cost-effective solution.
Technical specifications
DBD plasma treatment utilizes reactive species such as ozone, hydroxyl radicals, and nitric oxide to target fungal cells while preserving seed viability. The process induces oxygen-containing functional groups on the seed surface, enhancing germination rates by increasing water absorption. Key parameters like exposure time, gas composition, and discharge power are optimized to maximize efficacy. The technology is scalable, enabling treatment of large seed quantities, and adaptable to various seed types and agricultural applications.
Technology readiness level
Currently at TRL 3, DBD plasma treatment has been validated through experimental proof of concept. The project aims to achieve TRL 6 by demonstrating effectiveness in relevant environments. Future validation efforts will focus on optimizing treatment setups for different seeds and conducting comprehensive analyses of morphological and chemical changes post-treatment.
About Petru Poni Institute of Macromolecular Chemistry
The Petru Poni Institute of Macromolecular Chemistry is a specialized research institute of the Romanian Academy in Iasi, operating since 1949 with integrated facilities and a strong institutional heritage. Its campus concentrates synthesis and physico‑chemical analysis laboratories, production units, and mechanical/electrical workshops, enabling contract R&D and analytical services under one roof. Industry partners access shared instrumentation and testing through defined services and collaborative problem‑solving engagements. Research is backed by competitive European and national funding—visible through active Horizon‑linked and structural instruments (PNRR, POC)—alongside support from the Romanian Academy. A dedicated Knowledge and Technology Transfer department supports IP policy, commercialization pathways, and partner onboarding.
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