Table 4.
Effect of simulated warming on seed of S. canadensis, B. frondosa and P. laciniata.
| Items | Treatments | S. canadensis | B. frondosa | P. laciniata |
|---|---|---|---|---|
| 1000-seed weight (g) | OTC | 0.0475 ± 0.000 | 2.783 ± 0.044 | 0.37 ± 0.006 |
| CK | 0.0465 ± 0.000 | 2.373 ± 0.063 | 0.35 ± 0.003 | |
| P | 0.021 | 0.005 | 0.053 | |
| Seed length (mm) | OTC | 1.558 ± 0.009 | 6.609 ± 0.069 | 3.268 ± 0.019 |
| CK | 1.557 ± 0.011 | 6.215 ± 0.057 | 3.260 ± 0.023 | |
| P | 0.959 | 0.001 | 0.778 | |
| Seed size (mm) | OTC | 0.559 ± 0.008 | 2.711 ± 0.041 | 1.230 ± 0.019 |
| CK | 0.548 ± 0.008 | 2.553 ± 0.030 | 1.200 ± 0.0166 | |
| P | 0.293 | <0.001 | 0.247 | |
| Germination ratio (%) | OTC | 38.8 ± 2.417 | — | 86.00 ± 2.608 |
| CK | 30.0 ± 1.414 | 91.20 ± 1.625 | ||
| P | 0.024 | 0.24 |
Note: The germination ratio of was not statistically analyzed, because there were only 3 seeds germinated in OTC but not seed germinated in CK.