## Results and Discussion
### Fresh Yield, Growth Response and Colorimetric Attributes

Table 1: Analysis of variance and mean comparisons for plant height, number of leaves per plant, total leaf area, leaf fresh weight, shoot dry biomass, and leaf colour: L\({}^{*}\) (brightness), a\({}^{*}\)(+a\({}^{*}\) = red; \(-\)a\({}^{*}\) = green) and b\({}^{*}\)(+b\({}^{*}\) = yellow; \(-\)b = blue) in green and red perilla grown under increasing NaCl concentration in the nutrient solution. \begin{table}
\begin{tabular}{l c c c c c c c c} \hline \hline \multirow{2}{*}{**Source of Variance**} & \multicolumn{2}{c}{**Leaf Dry**} & \multicolumn{2}{c}{**Protein**} & \multicolumn{5}{c}{**Mineral Elements (g-kg\({}^{-1}\) dw)**} \\  & **Matter (\%)** & **(g-kg\({}^{-1}\) dw)** & **PO\({}_{3}\)\({}^{-}\)** & **K\({}^{*}\)** & **Ca2\({}^{*}\)** & **Mg\({}^{2+}\)** & **SO\({}_{4}\)\({}^{-}\)** & **Na\({}^{*}\)** \\ \hline Genotype (G) & *** & *** & NS & ** & *** & *** & NS & *** \\ Salinity (S) & *** & *** & ** & * & * & ** & NS & *** \\ C \(\times\) S & *** & * & NS & NS & NS & NS & ** \\ Genotype & 20.8 \(\pm\) 0.4 a & 256.9 \(\pm\) 5.1 a & 14.0 \(\pm\) 0.8 a & 27.7 \(\pm\) 0.6 b & 122 \(\pm\) 0.3 a & 2.4 \(\pm\) 0.13 a & 0.3 \(\pm\) 0.0 a & 6.6 \(\pm\) 1.4 a \\ Red & 19.1 \(\pm\) 0.6 b & 234.7 \(\pm\) 7.9 b & 12.6 \(\pm\) 0.8 a & 29.0 \(\pm\) 0.7 a & 7.1 \(\pm\) 0.3 b & 1.7 \(\pm\) 0.06 b & 0.3 \(\pm\) 0.0 a & 3.4 \(\pm\) 0.8 b \\ Salinity (mM NaCl) & 17.2 \(\pm\) 0.4 d & 277.8 \(\pm\) 3.3 a & 16.2 \(\pm\) 1.3 a & 30.3 \(\pm\) 0.8 a & 8.4 \(\pm\) 1.3 b & 2.3 \(\pm\) 0.23 a & 0.3 \(\pm\) 0.0 a & 0.2 \(\pm\) 0.1 d \\
10 & 19.2 \(\pm\) 0.6 c & 254.6 \(\pm\) 5.1 b & 13.9 \(\pm\) 0.6 b & 29.3 \(\pm\) 1.0 a & 10.0 \(\pm\) 1.3 a & 2.3 \(\pm\) 0.22 a & 0.2 \(\pm\) 0.0 a & 2.9 \(\pm\) 0.7 c \\
20 & 21.1 \(\pm\) 0.2 b & 229.7 \(\pm\) 7.0 c & 10.6 \(\pm\) 0.4 b & 27.1 \(\pm\) 0.5 b & 10.0 \(\pm\) 0.8 a & 1.9 \(\pm\) 0.14 b & 0.2 \(\pm\) 1.1 a \\
30 & 22.0 \(\pm\) 0.3 a & 220.9 \(\pm\) 7.5 d & 12.2 \(\pm\) 0.6 c & 26.5 \(\pm\) 0.7 b & 10.1 \(\pm\) 1.3 a & 1.7 \(\pm\) 0.12 b & 0.3 \(\pm\) 0.0 a & 9.4 \(\pm\) 1.2 a \\ G \(\times\) S & ** & ** & ** & & & & \\ Green-1 mM NaCl & 18.3 \(\pm\) 0.2 c & 282.0 \(\pm\) 2.1 a & 16.8 \(\pm\) 2.1 a & 28.9 \(\pm\) 0.6 a & 11.4 \(\pm\) 0.1 a & 2.8 \(\pm\) 0.29 a & 0.3 \(\pm\) 0.0 a & 0.1 \(\pm\) 0.0 d \\ Green-10 mM NaCl & 20.8 \(\pm\) 0.1 b & 263.9 \(\pm\) 6.0 b & 14.7 \(\pm\) 0.8 a & 28.7 \(\pm\) 1.9 a & 12.9 \(\pm\) 0.6 a & 2.7 \(\pm\) 0.22 a & 0.3 \(\pm\) 0.0 a & 4.3 \(\pm\) 0.8 c \\ Green-20 mM NaCl & 21.5 \(\pm\) 0.4 d & 244.4 \(\pm\) 1.5 c & 10.9 \(\pm\) 0.5 a & 26.5 \(\pm\) 1.0 a & 11.8 \(\pm\) 0.2 a & 2.2 \(\pm\) 0.19 a & 0.2 \(\pm\) 0.1a & 1.0 \(\pm\) 0.1 & 1.0 \(\pm\) 0.2 a \\ Green-30 mM NaCl & 22.4 \(\pm\) 0.7 a & 237.1 \(\pm\) 1.5 c & 13.4 \(\pm\) 0.8 a & 26.1 \(\pm\) 0.3 a & 12.8 \(\pm\) 0.9 a & 2.0 \(\pm\) 0.02 a & 0.3 \(\pm\) 0.0 a & 11.8 \(\pm\) 0.1 a \\ Red-1 mM NaCl & 16.1 \(\pm\) 0.1 d & 274.0 \(\pm\) 2.1 a & 15.5 \(\pm\) 2.0 a & 31.7 \(\pm\) 0.9 a & 5.4 \(\pm\) 0.3 a & 1.9 \(\pm\) 0.05 a & 0.2 \(\pm\) 0.0 a & 0.3 \(\pm\) 0.2 d \\ Red-10 mM NaCl & 17.6 \(\pm\) 0.3 c & 245.3 \(\pm\) 5.2 ab & 13.3 \(\pm\) 0.9 a & 29.8 \(\pm\) 1.3 a & 7.0 \(\pm\) 0.2 a & 1.9 \(\pm\) 0.15 a & 0.2 \(\pm\) 0.1 a & 1.6 \(\pm\) 0.3 d \\ Red-20 mM NaCl & 20.7 \(\pm\) 0.1 b & 214.9 \(\pm\) 4.0 c & 10.4 \(\pm\) 0.7 a & 27.6 \(\pm\) 0.4 a & 8.3 \(\pm\) 0.3 a & 1.7 \(\pm\) 0.05 a & 0.3 \(\pm\) 0.1 a & 4.6 \(\pm\) 1.0 c \\ Red-30 mM NaCl & 21.7 \(\pm\) 0.1 b & 204.7 \(\pm\) 2.2 d & 11.5 \(\pm\) 0.5 a & 26.8 \(\pm\) 1.4 a & 7.5 \(\pm\) 0.5 a & 1.5 \(\pm\) 0.07 a & 0.3 \(\pm\) 0.1 a & 7.1 \(\pm\) 0.8 b \\ \hline \end{tabular}  
* NS, \({}^{*}\)**, \({}^{***}\)** Nonsignificant or significant at \(p\leq\) 0.05, 0.01, and 0.001, respectively. Different letters within each column indicate significant differences according to [PERSON]’s multiple-range test (\(p\) = 0.05). All data are expressed as mean \(\pm\) standard error, \(n\) = 3.  
\end{table}