Table 3.
OC, fatty acids and phenolic compounds traits variability among the studied varieties cultivated in Lebanon.
| Variables | “Ascolana Tenera” | “Baladi 1” | “Baladi 2” | “Bella di Cerignola” | “Itrana” | “Jabaa” | “Kalamata” | “Nabali” | “Saloneque” | “Sigoise” | “Tanche” | IOC limits |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MC (%) | 53.22a | 38.92f | 42.15ef | 47.04cd | 43.60de | 54.77a | 51.59ab | 48.39bc | 47.41bcd | 44.93cde | 42.55ef | – |
| OCDM (%) | 38.09cd | 45.72a | 44.57ab | 38.56cd | 37.19d | 31.42e | 48.24a | 43.4abc | 45.67a | 40.02bcd | 44.05ab | – |
| OCHM (%) | 17.78f | 27.86a | 25.56ab | 20.38ef | 20.91def | 14.18g | 23.29bcde | 22.23cde | 23.89bcd | 22.11de | 25.36abc | – |
| OIY (%) | 11.06cd | 18.19a | 17.17ab | 11.40cd | 14.47bc | 8.37de | 14.47bc | 9.57de | 14.18bc | 7.14d | 19.44a | – |
| C16:0 (%) | 17.08a | 13.88b | 14.03b | 12.89b | 16.59a | 17.29a | 13.19b | 16.25a | 17.34a | 12.87b | 13.5b | 7.5–20 |
| C16:1 (%) | 2.04a | 0.47g | 0.47g | 0.34g | 1.32c | 1.64b | 0.76ef | 0.96d | 1.19c | 0.94de | 0.68f | 0.3–3.5 |
| C18:0 (%) | 1.97d | 4.05a | 4.17a | 4.35a | 2.19d | 1.88d | 2.25d | 2.74c | 3.14b | 2.16d | 2.21d | 0.5–5 |
| C18:1 (%) | 63.94d | 67.63bc | 67.07c | 70.14ab | 66.49c | 57.14e | 68.08bc | 66.98c | 57.59e | 70.08ab | 71.75a | 55–83 |
| C18:2 (%) | 12.5bc | 11.77cd | 12.03cd | 10.70cd | 11.54cde | 19.47a | 13.75b | 11.36cde | 17.94a | 11.99cd | 9.96e | 3.5–21 |
| C18:3 (%) | 1.02ab | 0.64d | 0.64d | 0.94bc | 0.83c | 1.12a | 0.83c | 0.70d | 1.10a | 1.08a | 0.9c | <1 |
| SFA (%) | 19.05b | 17.93cd | 18.21bcd | 17.24d | 18.78bc | 19.17b | 15.44e | 19bc | 20.48a | 15.03e | 15.71e | – |
| MUFA (%) | 65.98e | 68.10cde | 67.54de | 70.48abc | 67.8de | 58.78f | 68.84bcd | 67.94de | 58.79f | 71.02ab | 72.43a | – |
| PUFA (%) | 13.52bc | 12.41cde | 12.67cd | 11.64de | 12.37cde | 20.59a | 14.58b | 12.07cde | 19.03a | 13.08bcd | 10.85e | – |
| MUFA/PUFA | 5.07cd | 5.8bc | 5.65cd | 6.54ab | 5.7cd | 2.96e | 4.99d | 5.76cd | 3.17e | 5.71cd | 7.02a | – |
| MUFA/SFA | 3.47c | 3.63c | 3.57c | 4.11b | 3.61c | 3.07e | 4.5a | 3.59c | 2.88e | 4.74a | 4.62a | – |
| PUFA/SFA | 0.71c | 0.66c | 0.66c | 0.67c | 0.66c | 1.07a | 0.96b | 0.64c | 0.93b | 0.89b | 0.7c | – |
| C16:0/C18:2 | 1.42ab | 1.24c | 1.21c | 1.29bc | 1.49a | 0.91e | 1.02de | 1.46a | 0.98e | 1.17cd | 1.44ab | – |
| C18:1/C18:2 | 5.34c | 6.06bc | 5.88bc | 7.15a | 6.04bc | 3.06d | 5.26c | 6.04bc | 3.3d | 6.23b | 7.64a | – |
| C18:2/C18:3 | 12.28cd | 18.38a | 19.05a | 11.4d | 14.02c | 17.47ab | 16.5b | 16.19b | 16.34b | 11.31d | 11.07d | – |
| TP (mg GAE/Kg of oil) | 539a | 321cd | 301cd | 207ef | 469ab | 384bc | 285de | 176f | 157f | 275de | 276de | – |
| Hydroxytyrosol (mg/Kg) | 9.1a | 4.3bcd | 3.69bcd | 2.95d | 4.86bcd | 5.92b | 3.09cd | 5.51bc | 3.28cd | 3.31cd | 4.92bcd | |
| Tyrosol (mg/Kg) | 8.97a | 3.25c | 2.19cd | 0.98d | 6.04b | 1.89cd | 3.04c | 2.31cd | 2.36cd | 3.12c | 2.09cd | – |
| Vanillic acid (mg/Kg) | 3.46a | 2.8bc | 2.72cd | 2.87bc | 2.88bc | 3.34ab | 2.4cd | 2.16d | 2.21d | 2.36cd | 2.72cd | |
| p-Coumaric acid (mg/Kg) | 1.74bcd | 2.22ab | 1.95abc | 1.58cd | 2.59a | 1.38cd | 1.69bcd | 1.62bcd | 1.47cd | 1.15d | 2.42a | – |
| Oleacein (mg/Kg) | 51.41bc | 26.97d | 27.78d | 49.62bc | 108.03a | 14.3d | 32.54cd | 58.2b | 121.57a | 62.75b | 62.49b | – |
| Oleocanthal (mg/Kg) | 109.89cd | 73.53efgh | 48.36h | 132.81bc | 317.68a | 102.98cde | 156.24b | 90.03def | 87.43defg | 55.26gh | 59.21fgh | – |
| Luteolin (mg/Kg) | 2.98def | 7.19a | 3.94bcdef | 2.65ef | 4.4bcde | 5.35abc | 4.87bcd | 3.33cdef | 1.96f | 5.81ab | 3.02def | – |
| Apigenin (mg/Kg) | 4.71bcde | 6.82ab | 4.18cde | 3.7cde | 7.89a | 7.93a | 2.79e | 5.03bcde | 3.12de | 5.25bcd | 6.08abc | – |
IOC, international olive council; MC, moisture content; OCDM, oil content on dry matter; OCHM, oil content on humid matter; OIY, oil industrial yield; C16:0, palmitic acid; C16:1, palmitoleic acid; C18:0, stearic acid; C18:1, oleic acid; C18:2, linoleic acid; C18:3, linolenic acid; SFA, saturated fatty acid; MUFA, monounsaturated fatty acid; PUFA, polyunsaturated fatty acid; TP, total phenols; GAE, gallic acid equivalent. Different letters in a row indicate significant differences (Tukey's HSD test).