## 3 Results and Discussion
of** **Row (ear)** & **Leaf Area** & **Plant Height** & **Weight of 300** & **Seed Yield** & **Harvest** & **Yield Efficiency** \\  & **Row (ear)** & **(cm\({}^{2}\))** & **(cm)** & **Seed (g)** & **(kg/ha)** & **Index (\%)** & **(g/cm\({}^{2}\))** \\ \hline \multicolumn{8}{c}{Red laser} \\ \hline L\({}_{1}\)T\({}_{1}\)S\({}_{1}\) & 22.5 \({}^{\text{\text{\text@underline{h}}}}\) & 435.0 \({}^{\text{\text@underline{i}}}\) & 192 \({}^{\text{\text@underline{g}}}\)\({}^{\text{\text@underline{g}}}\) & 53.21 \({}^{\text{\text@underline{a}}}\) & 4744.57 \({}^{\text{\text@underline{k}}}\) & 21.6 \({}^{\text{\text@underline{a}}}\) & 12.02 \({}^{\text{\text@underline{l}}}\) \\ \hline L\({}_{1}\)T\({}_{1}\)S\({}_{2}\) & 28.5 \({}^{\text{\text@underline{g}}}\) & 457.5 \({}^{\text{\text@underline{g}}}\) & 197 \({}^{\text{\text@underline{e}}}\)\({}^{\text{\text@underline{h}}}\) & 52.0 \({}^{\text{\text@underline{a}}}\) & 5370.53 \({}^{\text{\text@underline{i}}}\)\({}^{\text{\text@underline{k}}}\) & 21.3 \({}^{\text{\text@underline{a}}}\) & 12.94 \({}^{\text{\text@underline{l}}}\) \\ \hline L\({}_{1}\)T\({}_{2}\)S\({}_{1}\) & 22.5 \({}^{\text{\text@underline{i}}}\) & 397.5 \({}^{\text{\text@underline{m}}}\) & 201 \({}^{\text{\text@underline{b}}}\)\({}^{\text{\text@underline{d}}}\) & 54.0 \({}^{\text{\text@underline{a}}}\) & 5724.33 \({}^{\text{\text@underline{f}}}\)\({}^{\text{\text@underline{f}}}\) & 20.9 \({}^{\text{\text@underline{a}}}\) & 15.87 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{d}}}\) \\ \hline L\({}_{1}\)T\({}_{2}\)S\({}_{2}\) & 34.5 \({}^{\text{\text{\text@underline{d}}},e}\) & 480.0 \({}^{\text{\text@underline{c}}}\) & 204 \({}^{\text{\text@underline{b}}}\)\({}^{\text{\text@underline{d}}}\) & 55.0 \({}^{\text{\text@underline{a}}}\) & 5597.33 \({}^{\text{\text@underline{h}}}\)\({}^{\text{\text@underline{j}}}\) & 22.4 \({}^{\text{\text@underline{a}}}\) & 12.85 \({}^{\text{\text@underline{i}}}\)\({}^{\text{\text@underline{l}}}\) \\ \hline L\({}_{1}\)T\({}_{3}\)S\({}_{1}\) & 31.0 \({}^{\text{\text@underline{f}}}\) & 472.5 \({}^{\text{\text@underline{d}},e}\) & 192 \({}^{\text{\text@underline{g}}}\)\({}^{\text{\text@underline{g}}}\)\({}^{\text{\text@underline{l}}}\) & 51.0 \({}^{\text{\text@underline{a}}}\) & 5787.83 \({}^{\text{\text@underline{g}}}\)\({}^{\text{\text@underline{i}}}\) & 22.9 \({}^{\text{\text@underline{a}}}\) & 13.09 \({}^{\text{\text@underline{l}}}\) \\ \hline L\({}_{1}\)T\({}_{3}\)S\({}_{2}\) & 34.5 \({}^{\text{\text{\text@underline{d}}},e}\) & 442.5 \({}^{\text{\text@underline{h}}}\) & 196 \({}^{\text{\text@underline{f}}}\)\({}^{\text{\text@underline{d}}}\) & 52.3 \({}^{\text{\text@underline{a}}}\) & 4889.72 \({}^{\text{\text@underline{l}}}\)\({}^{\text{\text@underline{k}}}\) & 22.1 \({}^{\text{\text@underline{a}}}\) & 12.18 \({}^{\text{\text@underline{l}}}\) \\ \hline L\({}_{1}\)T\({}_{4}\)S\({}_{1}\) & 30.5 \({}^{\text{\text@underline{f}}}\) & 412.5 \({}^{\text{\text@underline{f}}}\) & 200 \({}^{\text{\text@underline{c}}}\)\({}^{\text{\text@underline{f}}}\) & 52.9 \({}^{\text{\text@underline{a}}}\) & 6323.07 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{g}}}\) & 21.7 \({}^{\text{\text@underline{a}}}\) & 16.9 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{b}}}\) \\ \hline L\({}_{1}\)T\({}_{4}\)S\({}_{2}\) & 21.5 \({}^{\text{\text@underline{i}}}\) & 450.0 \({}^{\text{\text@underline{g}}}\) & 207 \({}^{\text{\text@underline{a}}}\) & 51.0 \({}^{\text{\text@underline{a}}}\) & 6568.01 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{d}}}\) & 22.3 \({}^{\text{\text@underline{a}}}\) & 16.09 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{d}}}\) \\ \hline \multicolumn{8}{c}{Green laser} \\ \hline L\({}_{2}\)T\({}_{1}\)S\({}_{1}\) & 25.5 \({}^{\text{\text@underline{h}}}\) & 465.0 \({}^{\text{\text@underline{c}}}\)\({}^{\text{\text@underline{f}}}\) & 203 \({}^{\text{\text@underline{b}}}\)\({}^{\text{\text@underline{b}}}\)\({}^{\text{\text@underline{c}}}\) & 54.2 \({}^{\text{\text@underline{a}}}\) & 6368.43 \({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{a}}}\)\({}^{\text{\text@underline{f}}}\) &The laser treatments also significantly affected the number of rows per ears of maize, as shown in Table 2. Increases in the number of rows per ears for both power densities were noted.