## 2 Results and Discussion
### Volatile Compounds
\begin{tabular}{c c c c c} \hline \hline
**Chemical series** & **Volatile compounds** & **BF \({}^{\ast}\)** & **SF \({}^{\ast}\)** & **SM \({}^{\ast}\)** & **ST \({}^{\ast}\)** \\ \hline  & 2-Propanol & 0.32 (0.01-2.64) & 0.11 (tr-0.52) & 0.33 (tr-3.25) & 0.29 (tr-1.62) \\  & Ethanol & 0.70 (0.01-5.86) & 0.40 (0.01-3.52) & 0.83 (0.01-8.90) & 0.79 (0.01-5.46) \\  & 2-Methyl-3-buten-2-ol & 0.04 (tr-0.24) & 0.11 (tr-0.42) & 0.04 (tr-0.19) & 0.05 (tr-0.40) \\  & 2-Methyl propanol & 0.13 (tr-0.63) & 0.08 (tr-0.26) & 0.15 (0.01-0.75) & 0.12 (tr-0.70) \\  & 2-Butanol & 0.02 (tr-0.27) & 0.03 (tr-0.13) & 0.03 (tr-0.49) & 0.03 (tr-0.40) \\  & Butanol & 0.28 (tr-8.50) & 0.05 (tr-0.16) & 0.09 (tr-0.37) & 0.09 (tr-0.79) \\ Alcohols & 3-Methyl butanol & 3.10 (0.06-21.31) & 0.65 (0.04-6.13) & 1.76 (0.02-1 0.63) & 2.04 (0.02-17.99) \\  & Pentanol & 1.19 (0.07-7.66) & 1.48 (0.28-4.81) & 1.26 (0.09-7.43) & 1.17 (0.11-8.57) \\  & 2-Heptanol & 0.66 (tr-5.06) & 0.71(0.04-3.12) & 0.72 (0.09-3.76) & 0.66 (0.05-3.27) \\  & Hexanol & 1.56 (0.14-11.31) & 2.84 (0.03-10.13) & 2.10 (0.45-6.32) & 2.55 (0.34-9.77) \\  & 1-Octen-3-ol & 2.48 (tr-7.73) & 2.27 (0.07-8.40) & 0.54 (0.11-1.65) & 0.65 (0.09-2.54) \\  & Octanol & 0.56 (tr-3.02) & 0.79 (0.13-2.90) & 0.52 (tr-2.13) & 0.53 (tr-2.25) \\  & Nonanol & 0.23 (0.02-1.02) & 0.38 (0.08-0.92) & 0.19 (0.03-0.49) & 0.19 (0.02-1.09) \\ \hline  & 3-Methylbutanal & 0.20 (0.02-1.23) & 0.13 (0.01-046) & 0.40 (tr-2.23) & 0.21 (0.01-1.19) \\  & Hexanal & 0.80 (0.05-9.41) & 3.29 (0.03-15.58) & 1.20 (0.08-11.40) & 0.74 (0.06-7.17) \\  & Heptanal & 0.82 (tr-6.11) & 2.51 (0.01-8.76) & 0.87 (tr-4.01) & 0.77 (tr-4.89) \\  & (\(E\),\(E\))-2,4-Decadien & 0.36 (tr-2.45) & 0.25 (tr-1.56) & 0.26 (tr-2.97) & 0.43 (tr-4.80) \\  & Octanal & 1.70 (tr-8.60) & 1 0.45 (0.04-37.40) & 5.10 (0.04-28.46) & 4.11 (tr-30.95) \\ Aldehydes & (\(E\))-2-Heptenal & 1.89 (0.01-50.59) & 1.68 (0.01-15.22) & 2.69 (0.04-10.67) & 1.97 (0.01-35.65) \\  & Nonanal & 4.57 (tr-67.17) & 5.05 (0.03-18.97) & 4.91 (tr-23.51) & 4.05 (tr-31.84) \\  & (\(E\))-2-Octenal & 0.43 (0.02-3.01) & 2.23(0.03-18.61) & 0.59 (0.02-7.65) & 0.33 (0.02-3.24) \\  & Decanal & 0.17 (tr-0.82) & 0.18 (tr-0.77) & 0.20 (0.05-0.57) & 0.16 (tr-2.15) \\  & Benzaldehyde & 1.27 (0.21-5.74) & 0.86 (0.12-2.29) & 1.54 (0.01-5.42) & 1.10 (0.2-3.84) \\  & (\(E\))-2-Nonenal & 1.14 (0.01-9.22) & 4.64 (0.14-25.14) & 1.18 (0.14-8.18) & 0.87 (0.08-7.94) \\ \hline  & 2-Octanone & 1.89 (tr-13.36) & 0.93 (tr-4.17) & 0.67 (tr-7.27) & 1.88 (tr-16.27) \\  & 2-Propanone & 2.88 (0.09-9.45) & 1.53 (0.12-6.67) & 2.73 (0.301 0.29) & 2.78 (0.03-12.47) \\  & 2-Butanone & 0.28 (0.02-1.16) & 0.13 (0.05-0.30) & 0.41 (0.01-2.34) & 0.27 (0.08-0.82) \\  & 2-Pentanone \({}^{\rm b}\) & 0.70 (tr-2.46) & 0.57 (tr-3.54) & 0.70 (tr-3.67) & 0.80 (tr-3.82) \\ Ketones & 2,3-Butanedione & 0.47 (tr-7.51) & 0.57 (tr-3.83) & 0.41 (tr-6.84) & 0.47 (tr-4.71) \\  & 2-Heptanone & 185 (tr-7.77) & 1.53 (tr-10.14) & 2.01 (0.20-9.30) & 2.45 (tr-14.48) \\  & Octen-3-one & 0.77 (0.05-2.25) & 0.89 (0.08-2.44) & 1.07 (0.02-3.19) & 0.79 (tr-2.01) \\  & 2-Nonanone & 1.46 (0.08-1 0.73) & 2.47 (tr-11.16) & 2.17 (0.15-18.46) & 2.31 (0.20-13.75) \\ \hline  & Butanoic acid & 0.47 (0.03-1.48) & 0.64 (0.04-2.67) & 0.49 (0.06-1.78) & 0.56 (0.06-1.72) \\ Acids & Isobutyric acid & 6.10 (0.48-20.72) & 4.45 (0.32-11.55) & 4.41 (0.50-17.58) & 5.37 (0.56-12.85) \\  & Hexanoic acid & 2.70 (0.24-18.07) & 7.60 (0.10-28.98) & 4.01 (0.25-24.37) & 4.39 (0.27-44.19) \\ \hline  & 2-Pentylfuran & 0.34 (tr-2.28) & 1.15 (0.03-5.09) & 0.63 (tr-3.09) & 0.23 (tr-1.43) \\  & 2-Ethylfuran & 0.17 (tr-5.58) & 0.11 (0.01-0.29) & 0.09 (tr-0.31) & 0.06 (tr-0.28) \\ \cline{2-2} Esters & Butyl acetate & 0.03 (tr-0.28) & 0.01 (tr-0.04) & 0.02 (tr-0.07) & 0.02 (tr-0.07) \\ \cline{2-2} Sulfur compounds & Dimethyl disulfide & 0.03 (tr-0.22) & 0.02 (tr-0.13) & 0.05 (tr-1.10) & 0.03 (tr-0.14) \\ \hline \end{tabular}   
Note: \({}^{\ast}\) mean (minimum-maximum) values; \({}^{\rm b}\) 3-pentanone; tr, traces.