## 3 Results and Discussion
### Firmness
\begin{table}
\begin{tabular}{c c c c c c} \hline \multirow{2}{*}{**Package Treatment**} & \multirow{2}{*}{**Storage Conditions**} & \multicolumn{4}{c}{**Storage Period (Days)**} \\  & & **0** & **7** & **14** & **21** & **28** \\ \hline SP Tray + PVC wrap & Cold & 0.00 \({}^{\text{a}}\) & 2.42 \(\pm\) 0.36 \({}^{\text{b-k}}\) & 3.23 \(\pm\) 0.14 \({}^{\text{f-m}}\) & 4.22 \(\pm\) 0.20 \({}^{\text{l-q}}\) & 5.45 \(\pm\) 0.60 \({}^{\text{m-r}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 3.44 \(\pm\) 0.13 \({}^{\text{g-m}}\) & 4.80 \(\pm\) 0.24 \({}^{\text{l-r}}\) & 5.67 \(\pm\) 1.49 \({}^{\text{o-s}}\) & 8.64 \(\pm\) 0.07 \({}^{\text{tu}}\) \\ EPS Tray + PVC wrap & Cold & 0.00 \({}^{\text{a}}\) & 0.23 \(\pm\) 0.03 \({}^{\text{a}}\) & 0.77 \(\pm\) 0.04 \({}^{\text{a-d}}\) & 1.28 \(\pm\) 0.08 \({}^{\text{a-g}}\) & 1.78 \(\pm\) 0.11 \({}^{\text{a-i}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 1.17 \(\pm\) 0.67 \({}^{\text{a-f}}\) & 3.20 \(\pm\) 1.13 \({}^{\text{f-m}}\) & 3.58 \(\pm\) 0.32 \({}^{\text{h-o}}\) & 6.11 \(\pm\) 1.19 \({}^{\text{q-s}}\) \\ SP Tray + Flow wrap & Cold & 0.00 \({}^{\text{a}}\) & 0.57 \(\pm\) 0.06 \({}^{\text{ab}}\) & 1.79 \(\pm\) 0.20 \({}^{\text{a-i}}\) & 2.84 \(\pm\) 0.39 \({}^{\text{o-s}}\) & 3.92 \(\pm\) 0.50 \({}^{\text{l-p}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 0.88 \(\pm\) 0.08 \({}^{\text{a-e}}\) & 2.90 \(\pm\) 0.20 \({}^{\text{a-m}}\) & 4.56 \(\pm\) 0.28 \({}^{\text{l-p}}\) & 6.74 \(\pm\) 0.38 \({}^{\text{sr}}\) \\ EPS Tray + Flow wrap & Cold & 0.00 \({}^{\text{a}}\) & 0.58 \(\pm\) 0.11 \(\pm\) 0.83 \({}^{\text{a-d}}\) & 1.83 \(\pm\) 0.43 \({}^{\text{a-i}}\) & 3.03 \(\pm\) 0.64 \({}^{\text{e-u}}\) & 4.29 \(\pm\) 0.91 \({}^{\text{l-q}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 1.44 \(\pm\) 0.95 \({}^{\text{a-h}}\) & 3.11 \(\pm\) 0.31 \({}^{\text{f-m}}\) & 4.97 \(\pm\) 0.44 \({}^{\text{m-r}}\) & 7.48 \(\pm\) 0.89 \({}^{\text{g-u}}\) \\  & Cold & 0.00 \({}^{\text{a}}\) & 0.62 \(\pm\) 0.12 \({}^{\text{ab}}\) & 1.91 \(\pm\) 0.26 \({}^{\text{a-i}}\) & 3.21 \(\pm\) 0.49 \({}^{\text{f-m}}\) & 4.46 \(\pm\) 0.59 \({}^{\text{k-q}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 2.64 \(\pm\) 3.46 \({}^{\text{b-l}}\) & 3.13 \(\pm\) 1.09 \({}^{\text{f-m}}\) & 8.70 \(\pm\) 3.26 \({}^{\text{u}}\) & 9.34 \(\pm\) 3.37 \({}^{\text{u}}\) \\ Unpackaged (Control) & Cold & 0.00 \({}^{\text{a}}\) & 0.69 \(\pm\) 0.12 \({}^{\text{abc}}\) & 2.19 \(\pm\) 0.37 \({}^{\text{a-i}}\) & 4.14 \(\pm\) 0.80 \({}^{\text{l-q}}\) & 6.00 \(\pm\) 1.14 \({}^{\text{p-s}}\) \\  & Ambient & 0.00 \({}^{\text{a}}\) & 1.91 \(\pm\) 0.46 \({}^{\text{a-i}}\) & 4.86 \(\pm\) 1.75 \({}^{\text{m-r}}\) & 8.51 \(\pm\) 2.80 \({}^{\text{u}}\) & 11.93 \(\pm\) 3.70 \({}^{\text{v}}\) \\ \hline \end{tabular} Values are means of three replications \(\pm\) standard deviation. Means followed by the same letter(s) within a column are not significant. [PERSON]’s multiple range test (\(p\) < 0.05). SP = stamped paper tray: EPS = expandable polystyrene: PVC = polyvinyl chloride: PP = polypropylene.  
\end{table} 
Table 1: The effects of the packaging and storage conditions on the physiological weight loss (%) of tomatoes over a 28-day storage period (\(n\) = 3).