## 2 Effect of Plasma on Seed Germination
\begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**Plant Species** & **Plasma Source** & **Feeder Gas** & \begin{tabular}{c} **Treated** \\ **Stage** \\ \end{tabular} & \begin{tabular}{c} **Enhanced** \\ **Effects** \\ \end{tabular} & **Reference** \\ \hline \multirow{4}{*}{_Spinacia oleras_ L.} & High voltage & & & & \\  & nanosecond pulsed & Air and nitrogen (N\({}_{2}\)) & & & & \\  & plasma & gas & & & & \\  & Micro DBD plasma & & & & & \\ \hline _Erphtrina velituna_ & DBD He plasma & Helium (He) gas & Seed & Germination & [29] \\ \hline \multirow{4}{*}{_Hordeum vulgar_} & Surface DBD plasma & Nitrogen (N\({}_{2}\)) with & & & & \\  & bubble air & Seed & & & \\  & & bubble air & & & \\ \hline \multirow{4}{*}{_Raphanus sativus_ L.} & DBD plasma with & \begin{tabular}{c} Air, oxygen (O\({}_{2}\)), \\ nitrogen (N\({}_{2}\)), \\ barium(He), argon (Ar), \\ and NO(10\%)+nitrogen \\ \end{tabular} & Seed & \begin{tabular}{c} Growth \\ (depending \\ on feeding \\ \end{tabular} & [31] \\ \hline \multirow{4}{*}{Mung bean} & DBD plasma generated & \begin{tabular}{c} Air, oxygen (O\({}_{2}\)), \\ nitrogen (N\({}_{2}\)), and \\ gas \\ \end{tabular} & Seed & \begin{tabular}{c} Germination \\ and growth \\ \end{tabular} & [32] \\ \hline \multirow{2}{*}{_Brassica junca_ L.} & Nanosecond & & & & \\  & microspark plasma & Air & Seed & Germination & [33] \\ \hline \multirow{4}{*}{_Chemopodium quinoa_} & DBD Far air plasma & & & & \\  & under atmospheric & Air & Seed & Germination & [34] \\  & and low pressure & & & & \\ \hline \multirow{4}{*}{Wheat} & DBD plasma with & \begin{tabular}{c} Air, oxygen (O\({}_{2}\)), \\ nitrogen (N\({}_{2}\)), and argon \\ (Ar) \\ \end{tabular} & Seed & \begin{tabular}{c} Germination \\ and growth \\ \end{tabular} & [35] \\ \hline \multirow{2}{*}{_Laurten thuringia_ L.} & \begin{tabular}{c} Gliding arc discharge \\ N\({}_{2}\) plasma \\ \end{tabular} & Nitrogen (N\({}_{2}\)) & Seed & Germination & [36] \\ \hline \multirow{2}{*}{_Capsicumanum_} & DBD Ar (argon) & & & & \\  & plasma & & & & \\ \hline \multirow{2}{*}{_Camnabis sativ_ L.} & Gliding arc plasma & Oxygen (O\({}_{2}\)) and argon & & & & \\  & Microwave plasma & (Ar) & Seed and & & \\ \hline \multirow{2}{*}{_Mimosa casalpinifolia_} & DBD plasma & Air & Seed & Germination & [39] \\ \hline \multirow{2}{*}{_Glycine max_ [PERSON]. [PERSON]} & DBD Ar plasma & Argon (Ar) & Seed & \begin{tabular}{c} Germination \\ and growth \\ \end{tabular} & [40] \\ \hline \multirow{2}{*}{Sunflower} & Ar/O\({}_{2}\) plasma & Oxygen (O\({}_{2}\)) and argon & & & \\  & (Ar) & Seed & Growth & [41] \\ \hline \multirow{2}{*}{_Laurten thuringia_ L.} & DBD plasma jet with & Nitrogen (N\({}_{2}\)), and & & & \\  & N\({}_{2}\)/He gas & helium (He) & Seed & Germination & [42] \\ \hline \multirow{4}{*}{Wheat} & Low-pressure DBD & & & & \\  & plasma with Ar/O\({}_{2}\) & & & & \\  & and Ar/air gases & & & & \\ \hline \multirow{4}{*}{Corn} & Microwave plasma jet & Nitrogen (N\({}_{2}\)), and & & & \\  & DBD He plasma & helium (He) & Seed & \
\begin{tabular}{c} Growth and \\ yield (field) \\ \end{tabular} & [44] \\  & Low-pressure RF N\({}_{2}\) & & & & \\  & plasma & & & \\ \hline \multirow{2}{*}{_Trigorella feenum-gracum_} & Ar plasma jet & Argon (Ar) & Seed &
\begin{tabular}{c} Germination \\ and growth \\ \end{tabular} & [45] \\ \hline \multirow{2}{*}{_Allium sativum_} & Low-pressure RF O\({}_{2}\) & & & & \\  & plasma & Oxygen (O\({}_{2}\)) & Seed and & & \\  & plasma & & & & \\ \hline \multirow{4}{*}{_Tritcium spp._} & Ar plasma & & & & \\  & Q-switched Nd:YAG & & & \\  & (Quantel Brilliant) & & & & sterilization \\  & pulsed laser & & & \\ \hline \multirow{2}{*}{_Zoysia wild._} & Low-vaccum He & Helium (He) and air & Seeding & Growth & [48] \\  & plasma & & & & \\ \hline \hline \end{tabular}
\end{table} 
Table 1: _Cont._