Effects of Plasma-Treated Nutrient Solution on Rocket Salad Growth
Author Information
Author(s): Sodini Mirko, Traversari Silvia, Cacini Sonia, Gonfiotti Irene, Lenzi Anna, Massa Daniele
Primary Institution: University of Udine
Hypothesis
How does non-thermal plasma treatment of nutrient solutions affect the yield and nutrient content of rocket salad under varying nitrogen levels?
Conclusion
The study found that non-thermal plasma treatment improved biomass at medium nitrogen levels but had negative effects at very low or high nitrogen concentrations.
Supporting Evidence
- NTP treatment improved biomass at 10 mM nitrogen concentration.
- NTP treatment caused a significant reduction in biomass at 1 mM and 20 mM nitrogen concentrations.
- Anthocyanin levels increased under low nitrogen conditions.
- NTP treatment enhanced potassium and zinc accumulation in plant shoots.
- Oxidative stress was observed at high nitrogen levels with NTP treatment.
Takeaway
Using special plasma treatment on water can help plants grow better, but too much or too little nitrogen can hurt them.
Methodology
The study involved treating nutrient solutions with non-thermal plasma and testing different nitrogen concentrations in a hydroponic system over two growing cycles.
Potential Biases
Potential bias in results due to the specific conditions of the greenhouse environment.
Limitations
The study primarily focused on two nitrogen levels and may not account for all environmental variables affecting plant growth.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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