Open Access
Table 1.
Content of extractive substances, photosynthetic pigments and phenol compounds in aspen leaves (M±S), % per overdry weight.
| Content | Control | Dump 1 | Dump 2 | Road |
|---|---|---|---|---|
| Total soluble matters (acetone) | 11,8±0,5 | 11,7±0,4 | 12,2±0,3 | 15,3±0,8 |
| Hydrophilic compounds | 5,9±0,8 | 7,5±0,6 | 7,4±0,6 | 10,4±0,7 |
| Chlorophylls | 0,52±0,06 | 0,40±0,03 | 0,35±0,04 | 0,42±0,03 |
| Carotenoids | 0,17±0,02 | 0,14±0,01 | 0,12±0,01 | 0,15±0,01 |
| Flavonoids | 3,1±0,2 | 2,2±0,2 | 4,0±0,2 | 2,7±0,2 |
| Phenolic acids | 0,53±0,09 | 0,81±0,14 | 1,31±0,27 | 1,62±0,23 |
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