Table 1.
Occurrence frequency and summed concentration of VOC groups emitted from strawberry samples during the whole study period.
| Sample Code | Functional Group | Total | |||||
|---|---|---|---|---|---|---|---|
|
| |||||||
| A. Ester | B. Alcohol | C. Aldehyde | D. Ketone | E. Fatty Acid | F.etc. | ||
| [A] Frequency (Number of chemical compounds for each functional group) | |||||||
| SRD-0 | 47 | 7 | 3 | 6 | 3 | 15 | 81 |
| SRD-1 | 38 (34) a | 5 (4) | 1 (1) | 4 (4) | 1 (1) | 12 (7) | 61(51) |
| SRD-3 | 31 (24) | 8 (3) | 3 (1) | 5 (2) | 1 (1) | 7 (5) | 55 (36) |
| SRD-6 | 18 (14) | 17 (7) | 8 (2) | 5 (2) | 2 (1) | 15 (3) | 65 (29) |
| SRD-9 | 4 (3) | 16 (16) | 8 (7) | 4 (4) | 2 (1) | 21 (8) | 55 (39) |
|
| |||||||
| Total | 61 | 21 | 11 | 9 | 5 | 40 | 147 |
|
| |||||||
| [B] Summed concentration (ug m−3) | |||||||
| SRD-0 | 52,648 | 140 | 2,918 | 6,251 | 6,390 | 221 | 68,569 |
| SRD-1 | 42,713 | 364 | 2,959 | 7,649 | 4,703 | 115 | 58,503 |
| SRD-3 | 705,447 | 1,078 | 19,054 | 589 | 4,319 | 105 | 730,593 |
| SRD-6 | 533 | 379,789 | 1,338 | 35.0 | 516 | 35.1 | 382,245 |
| SRD-9 | 45.7 | 4,658 | 1,022 | 73.9 | 212 | 73.4 | 6,086 |
|
| |||||||
| Total | 801,386 | 386,029 | 27,292 | 14,598 | 16,139 | 550 | 1,245,995 |
a
No. of compounds detected consistently from the previous sample is given in the parenthesis: 33 out of 37 compounds in SRD-1 were for example, also seen in SRD-0.