## 3 Results and Discussion
### Volatile Compounds
\begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline \multicolumn{1}{c}{**Volatile Compounds**} & \multicolumn{4}{c}{**OG1**} & \multicolumn{4}{c}{**OG2**} & \multicolumn{4}{c}{**OG3**} & \multicolumn{4}{c}{**OC4**} & \multicolumn{4}{c}{**COR1**} & \multicolumn{4}{c}{**COR2**} & \multicolumn{4}{c}{**COR3**} & \multicolumn{4}{c}{**COR4**} \\  & **(No O\({}_{2}\) Supply)** & **(O\({}_{2}\) 0.2 L/min)** & **(O\({}_{2}\) 0.4 L/min)** & **(O\({}_{2}\) 0.8 L/min)** & **(No O\({}_{2}\) Supply)** & **(O\({}_{2}\) 0.2 L/min)** & **(O\({}_{2}\) 0.4 L/min)** & **(O\({}_{2}\) 0.8 L/min)** \\ \hline \multicolumn{1}{c}{_Alldehydes_} & & & & & & & \\ \multicolumn{1}{c}{Pentral} & \(8\pm 1\) a & \(8\pm 0\) a & \(6\pm 1\) a & \(10\pm 4\) a & \(13\pm 0\) a & \(17\pm 0\) a & \(18\pm 4\) a & \(12\pm 11\) a \\ \multicolumn{1}{c}{(_E_)-2-Pentral} & \(44\pm 2\) a & \(47\pm 3\) a & \(38\pm 2\) b & \(36\pm 1\) c & \(60\pm 9\) a & \(54\pm 3\) a & \(55\pm 1\) a & \(35\pm 24\) a \\ \multicolumn{1}{c}{Hexanal} & \(908\pm 20\) a & \(1009\pm 9\) a & \(820\pm 14\) b & \(774\pm 19\) c & \(2298\pm 7\) a & \(2051\pm 14\) b & \(1954\pm 39\) b & \(160\pm 11\) b \\ \multicolumn{1}{c}{(_E_)-2-Hexanal} & n.d. & n.d. & n.d. & n.d. & n.d. & n.d. & n.d. \\ \multicolumn{1}{c}{(_E_)-2-Hexanal} & \(16.72\pm 44\) c & \(200\pm 537\) c & \(173\pm 29\) c & \(16.47\pm 386\) c & \(44.08\pm 196\) c & \(48.329\pm 59\) c & \(48.871\pm 121\) c & \(39.901\pm 155\) c \\ \multicolumn{1}{c}{(_E_)-2-Hexanal} & \(66\pm 1\) a & \(75\pm 7\) a & \(58\pm 3\) b & \(17.81\pm 38\) b & \(47.12\pm 14\) b & \(158\pm 4\) a & \(162\pm 0\) a & \(140\pm 16\) b \\ Sum of aldehydes at C\({}_{5}\) and C\({}_{6}\) & \(17.998\pm 44\) b & \(21.146\pm 545\) a & \(18.059\pm 239\) b & \(17.351\pm 386\) b & \(46.950\pm 196\) c & \(48.092\pm 162\) a & \(41.651\pm 159\) b \\ \multicolumn{1}{c}{_Alcohals_} & & & & & & & \\ \multicolumn{1}{c}{1-Pentral} & \(27\pm 4\) a & \(31\pm 0\) a & \(23\pm 1\) b & \(23\pm 1\) b & \(41\pm 0\) a & \(42\pm 0\) a & \(41\pm 1\) a & \(37\pm 5\) a \\ \multicolumn{1}{c}{(_1-Pentral} & \(20\pm 14\) a & \(170\pm 11\) b & \(172\pm 8\) b & \(172\pm 5\) b & \(621\pm 54\) a & \(491\pm 23\) b & \(509\pm 2\) b & \(484\pm 13\) b \\ \multicolumn{1}{c}{(_E_)-2-Pentral-1} & \(28\pm 1\) b & \(34\pm 2\) a & \(24\pm 1\) c & \(23\pm 0\) c & \(57\pm 10\) a & \(48\pm 2\) a & \(47\pm 1\) a & \(41\pm 9\) a \\ \multicolumn{1}{c}{(_E_)-2-Pentral-1} & \(201\pm 15\) a & \(222\pm 24\) a & \(162\pm 2\) b & \(162\pm 0\) b & \(661\pm 10\) a & \(599\pm 21\) a & \(565\pm 9\) a & \(538\pm 25\) a \\ \multicolumn{1}{c}{(_1-Hexanal} & \(748\pm 55\) a & \(57\pm 12\) b & \(547\pm 46\) b & \(514\pm 3\) b & \(649\pm 113\) a & \(497\pm 33\) b & \(596\pm 19\) b & \(463\pm 7\) b \\ \multicolumn{1}{c}{(_E_)-2-Hexanal-1} & \(669\pm 37\) a & \(518\pm 29\) b & \(40\pm 4\) c & \(392\pm 8\) b & \(1280\pm 38\) a & \(977\pm 41\) c & \(151\pm 22\) b & \(995\pm 16\) c \\ \multicolumn{1}{c}{(_E_)-2-Hexanal-1} & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a \\ \multicolumn{1}{c}{(_E_)-3-Hexanal-1} & \(15\pm 4\) a & \(11\pm 1\) a & \(10\pm 0\) a & \(10\pm 1\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(5\pm 0\) a & \(0\pm 0\) a \\ \multicolumn{1}{c}{(_E_)-3-Hexanal-1} & \(159\pm 25\) a & \(118\pm 15\) b & \(106\pm 9\) b & \(112\pm 7\) b & \(373\pm 37\) a & \(286\pm 9\) b & \(282\pm 2\) b & \(237\pm 29\) b \\ Sum of alcohols at C\({}_{5}\) and C\({}_{6}\) & \(2057\pm 74\) a & \(1681\pm 47\) b & \(1445\pm 8\) c & \(1407\pm 12\) c & \(3683\pm 172\) a & \(2989\pm 62\) c & \(3212\pm 39\) b & \(2735\pm 65\) c \\ \multicolumn{1}{c}{_Eters_} & & & & & & & \\ \multicolumn{1}{c}{Hoyal acetate} & \(43\pm 5\) a & \(27\pm 1\) b & \(25\pm 1\) b & \(27\pm 4\) b & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a & \(0\pm 0\) a \\ \multicolumn{1}{c}{(_E_)-3-Hexamyl acetate} & \(31\pm 4\) a & \(19\pm 1\) b & \(16\pm 0\) b & \(18\pm 1\) b & \(6\pm 1\) a & \(4\pm 0\) b & \(4\pm 0\) b & \(4\pm 0\) b \\ \multicolumn{1}{c}{Sum of esters at C\({}_{6}\)} & \(74\pm 6\) a & \(46\pm 2\) b & \(42\pm 1\) b & \(45\pm 4\) b & \(6\pm 1\) a & \(4\pm 0\) b & \(4\pm 0\) b & \(4\pm 0\) b \\ \hline \hline \end{tabular} Note: The data are the mean values of two independent extractions, \(\pm\) standard deviation. For each different cultivar, the values in each row having different letters (a, b, c, d) are significantly different from one another. n.d., non detected  
\end{table}