Table 2.
The content (ng g−1 dw) of phytohormones in composts from agri-food industry waste.
| Phytohormone | Garden compost | Compost hemp chaff and apple pomace | Compost with buckwheat husk | Organic compost | Organic compost-pellets | Biohumus extract |
|---|---|---|---|---|---|---|
| ABA | ND | ND | 0.09 ± 0.01b | ND | ND | 1.20 ± 0.03a |
| IAA | 1.86 ± 0.20c | 0.03 ± 0.01d | 15.66 ± 0.72b | < 0.01 | ND | 53.10 ± 5.03a |
| IBA | < 0.01 | < 0.01 | 0.04 ± 0.01b | < 0.01 | ND | 3.63 ± 0.16a |
| IPA | < 0.01 | < 0.01 | 2.20 ± 0.18b | < 0.01 | < 0.01 | 7.67 ± 0.47a |
| PAA | < 0.01 | < 0.01 | 0.02 ± 0.01b | < 0.01 | ND | 0.92 ± 0.16a |
| BL | 4.69 ± 3.18d | ND | 20.93 ± 1.56c | ND | 62.27 ± 19.85b | 688.75 ± 25.37a |
| HBL | < 0.01 | ND | 0.37 ± 0.01b | ND | 0.10 ± 0.01c | 327.17 ± 11.60a |
| epiBL | ND | ND | 0.55 ± 0.08b | ND | 0.16 ± 0.01c | 271.78 ± 63.97a |
| norBL | < 0.01 | ND | 1.49 ± 0.01b | ND | 0.25 ± 0.02c | 239.76 ± 7.50a |
| epiCS | 0.03 ± 0.01d | ND | 0.91 ± 0.14c | ND | 1.46 ± 0.22b | 325.29 ± 14.87a |
| CT | < 0.01 | ND | < 0.01 | ND | < 0.01 | < 0.01 |
| 6dTY | 0.11 ± 0.01c | ND | 0.09 ± 0.01d | ND | 0.16 ± 0.01b | 92.85 ± 6.22a |
| cZ | 0.09 ± 0.01c | 0.17 ± 0.01b | 0.08 ± 0.01c | ND | ND | 4.13 ± 0.49a |
| cZR | ND | ND | < 0.01 | ND | ND | 0.13 ± 0.01a |
| cZ9G | < 0.01 | ND | 0.03 ± 0.01b | ND | < 0.01 | 0.20 ± 0.01a |
| cZOGR | 0.06 ± 0.01c | ND | 0.06 ± 0.01c | ND | 0.02 ± 0.01b | 2.21 ± 0.06a |
| tZ | < 0.01 | < 0.01 | < 0.01 | < 0.01 | ND | 0.10 ± 0.01a |
| tZR | ND | ND | < 0.01 | ND | < 0.01 | 0.15 ± 0.01a |
| tZOG | ND | ND | 0.03 ± 0.01 | ND | < 0.01 | 1.21 ± 0.03 |
| tZOGR | 0.02 ± 0.01 | 0.05 ± 0.01 | 0.03 ± 0.01b | < 0.01 | 0.02 ± 0.01 | 0.74 ± 0.12a |
| tZ9G | ND | ND | < 0.01 | < 0.01 | < 0.01 | 0.34 ± 0.06a |
| DHZ | < 0.01 | < 0.01 | 0.02 ± 0.01b | < 0.01 | ND | 0.49 ± 0.01a |
| DHZR | ND | ND | < 0.01 | ND | ND | < 0.01 |
| DHZOG | ND | ND | < 0.01 | ND | < 0.01 | < 0.01 |
| DHZOGR | 0.02 ± 0.01d | ND | 0.02 ± 0.01c | 0.07 ± 0.01b | 0.02 ± 0.01d | 0.75 ± 0.12a |
| DHZ7G | 0.02 ± 0.01c | 0.20 ± 0.01a | < 0.01 | ND | < 0.01 | 0.12 ± 0.02b |
| DHZ9G | ND | ND | < 0.01 | ND | < 0.01 | 0.13 ± 0.02a |
| IP | 0.05 ± 0.01d | 0.43 ± 0.02b | < 0.01 | 0.07 ± 0.01c | ND | 0.93 ± 0.03a |
| IPR7G | ND | ND | 0.09 ± 0.01b | ND | < 0.01 | 0.22 ± 0.01a |
| oT | < 0.01 | ND | < 0.01 | ND | ND | 0.18 ± 0.01a |
| mT | < 0.01 | < 0.01 | < 0.01 | < 0.01 | ND | 0.17 ± 0.01a |
| pT | < 0.01 | < 0.01 | < 0.01 | < 0.01 | ND | 0.13 ± 0.01a |
| BA | < 0.01 | < 0.01 | < 0.01 | < 0.01 | ND | 1.56 ± 0.14a |
| GA3 | < 0.01 | ND | < 0.01 | < 0.01 | < 0.01 | 0.13 ± 0.01a |
| SA | < 0.01 | < 0.01 | 4.02 ± 0.37a | < 0.01 | < 0.01 | 0.28 ± 0.01b |
| Total number of compounds | 25 | 14 | 35 | 15 | 21 | 35 |
Data represent the mean (n = 4) ± standard deviation. Means with the same letters are not significantly different (p ≥ 0.05) according to Tukey’s post hoc test. ND, not detected.