# Early Basal Leaf Removal at Different Sides of the Canopy Improves the Quality of Aglianico Wine
## 3 Results and Discussion
### Volatile Organic Compounds
** \\ \hline \multicolumn{10}{c}{Acids} \\ \hline Acetic acid & \({}^{1}\)16.5a & 17.6a & 9.8b & *** & 16.5a & 9.2b & 15.1a & 17.8a & *** & *** \\ Isobutyric acid & 0b & 0b & 2.2a & *** & 0.6 & 0.7 & 0.9 & 0.7 & ns & * \\ Hexanoic acid & 10.0b & 2.5c & 11.7a & *** & 10.4a & 5.6b & 9.5a & 6.8b & *** & *** \\ Octanoic acid & 56.7b & 6.2 fa & 42.9e & *** & 43.0c & 54.0b & 62.6a & 56.6 ab & *** & *** \\ Nonanoic acid & 0.0b & 0.0b & 1.6a & *** & 0.6b & 0.4b & 0.2c & 0.9a & *** & *** \\ Decanoic acid & 13.3a & 14.0a & 9.1b & *** & 11.9 & 11.7 & 12.2 & 12.6 & ns & *** \\ Total acids & 96.5a & 96.7a & 77.3b & *** & 83.0b & 81.6b & 100.5a & 95.4a & *** & *** \\ \hline \multicolumn{10}{c}{Alcohols} \\ \hline
2-Methyl-1-propanol & 42.5b & 41.4b & 82.5a & *** & 53.0 bc & 50.4c & 55.1b & 63.3a & *** & *** \\
3-Methyl-1-butanol & 3063.6a & 2853.0b & 2991.1a & *** & 3209.7a & 2845.4e & 2833.1c & 2907.6 bc & *** & *** \\
3-Methyl-1-pentanol & 3.7b & 4.7a & 2.9e & *** & 38.4b & 3.8 ab & 3.5b & 4.1a & *** \\
1-Hexanol & 80.6b & 62.9e & 105.0a & *** & 76.3b & 83.1 ab & 82.6 ab & 89.2a & *** & *** \\
2-Ethyl-1-hexanol & 2.9a & 1.3b & 2.6a & *** & 2.5a & 1.8b & 2.5a & 2.2 ab & *** & *** \\ Benzyl alcohol & 5.7a & 0.0c & 1.8b & *** & 0.6b & 3.3a & 2.8a & 3.3a & *** & *** \\
2-Phenylethanol & 2769.4a & 1818.9b & 1793.6b & *** & 2398.9a & 1868.8c & 2106.1b & 2135.4b & *** & *** \\ Total alcohols & 5968.4a & 4782.2b & 4679.5b & *** & 5825.8a & 4856.6c & 5085.7 bc & 5205.1b & *** & *** \\ \hline \multicolumn{10}{c}{Esters} \\ \hline Ethyl acetate & 261.2a & 198.2b & 113.1c & *** & 216.2a & 190.0b & 172.2b & 185.0b & *** & *** \\ Ethyl propionate & 49.4a & 42.9b & 2.9c & *** & 38.3a & 27.1b & 30.9b & 30.7b & *** & *** \\ Ethylobuty & 48.0a & 40.5b & 5.4c & *** & 40.9a & 28.1b & 29.3b & 26.8b & *** & *** \\ Ethyl butyrate & 12.4a & 12.8a & 8.9b & *** & 12.9a & 10.3b & 11.1b & 11.1b & *** & *** \\ Ethyl Ethyl & 46.9a & 7.3b & 6.6b & *** & 27.0b & 10.3c & 30.9a & 12.8c & *** & *** \\ Ethyl isovierate & 38.7a & 7.2b & 4.9c & *** & 25.7a & 10.5c & 19.5b & 12.0c & *** & *** \\ Isoamyl acetate & 81.7b & 142.0a & 29.1c & *** & 84.6b & 78.2b & 91.4a & 82.9b & *** & *** \\ Butyl formate & 1.7b & 2.0b & 2.4a & *** & 1.7b & 1.9b & 1.6b & 2.9a & *** & *** \\ Ethyl hexanoate & 206.1b & 354.5a & 102.6c & *** & 226.4a & 194.6c & 229.7b & 197.6c & *** & *** \\ Heyl acetate & 1.8b & 3.6a & 1.7b & *** & 2.6a & 2.2b & 2.3b & 2.3b & + & *** \\ Ethyl heptanoate & 2.0a & 2.2a & 1.6b & *** & 2.3a & 1.5b & 2.0a & 2.0a & *** & * \\ Ethyl lactate & 19.3a & 10.4b & 6.6c & *** & 8.4c & 19.0a & 11.0b & 10.0 bc & *** & *** \\ Methyl octanoate & 1.2a & 1.2a & 0.8b & *** & 1.2a & 0.8b & 1.2a & 1.1a & *** & RS \\ Ethyl octanoate & 48.4b & 775.3a & 245.3c & *** & 670.2a & 410.54 & 584.3b & 377.7c & *** & *** \\ Ethyl decanoate & 86.8b & 116.3a & 49.1c & *** & 122.3a & 58.9e & 93.3b & 61.7c & *** & *** \\ Ethyl malate & 1248.1a & 336.4b & 148.6c & *** & 66.9a & 56.2b & 534.9b & 563.9b & *** & *** \\ Phenethyl acetate & 0.0b & 0.0b & 23.6a & *** & 7.2b & 6.0c & 6.7c & 11.6a & *** & *** \\ Methyl succinate & 61.8a & 31.1b & 9.4c & *** & 39.4a & 31.6b & 29.8b & 35.7b & *** & *** \\ Monethyl succinate & 33.3c & 58.8b & 74.1a & *** & 51.5 & 52.1 & 60.8 & 56.5 & ns & *** \\ Total esters & 2684.4a & 2142.3b & 836.7c & *** & 2263.9a & 1696.0c & 1906.9b & 1684.3c & *** & *** \\ \hline \multicolumn{10}{c}{Others} \\ \hline
2-Octanone & 4.2a & 2.8b & 2.1c & *** & 3.2a & 3.2a & 3.1a & 2.7b & *** & *** \\ Allyl isothiocyanate & 4.9a & 2.5c & 2.9b & *** & 3.2b & 2.0c & 4.2a & 3.3b & *** & *** \\ Nonanal & 2.3b & 3.1a & 1.5c & *** & 2.6 & 2.4 & 2.5 & 2.3 & ns & *** \\ Ethyl methylthio-propanoate & 8.6a & 5.3b & 3.2c & *** & 5.9 & 6.7 & 5.5 & 6.5 & ns & *** \\
4-Terpineol & 0.0b & 2.3a & 0.0b & *** & 0.8 & 0.8 & 0.8 & 0.9 & ns & ns \\ Ethyl-2-ruvate & 3.6b & 3.9a & 0.0c & *** & 1.3 & 1.0 & 1.1 & 1.3 & ns & ns \\ Methionol & 26.0a & 8.3c & 10.8b & *** & 10.3c & 17.8b & 11.2c & 20.8a & *** & *** \\ \hline \multicolumn{10}{c}{_a-Terpineol_} \\ \multicolumn{10}{c}{_a-Terisoamyl acetate, butyl formate, ethyl lactate, phenethyl acetate, methionol, octanoic acid and 4-ethylphenol (Table 4).