Research Article
Preliminary Comparative Analysis of Phenological Varieties of Quercus robur by ISSR-Markers
Table 1
Time scale of phenological phases of Q. robur varieties.
| Phenological phases | Calendar date | Q. r. var. praecox | Q. r. var. tardiflora |
| Bud | 14.IV ± 2.1 | 21.IV ± 3.4 | Beginning of shoot growth | 15.IV ± 2.3 | 24.IV ± 2.7 | Leafing | 18.IV ± 2.1 | 1.V ± 2.2 | Efflorescence | 24.IV ± 2.7 | 5.V ± 2.7 | Full leafy | 28.IV ± 2.1 | 9.V ± 2.1 | End of flowering | 2.V ± 2.7 | 7.V ± 2.2 | End of shoot growth | 20.V ± 4.5 | 29.V ± 8.2 | Secondary shoot growth | 15.VI ± 8.2 | 30.VI ± 14.6 | Full maturation of shoots | 24.VII ± 6.5 | 7.VIII ± 8.2 | Mass staining | 5.X ± 3.4 | 13.X ± 8.5 | Massive maturation of seeds | 4.IX ± 5.7 | 16.IX ± 2.6 | Massive fruit abscission | 13.IX ± 8.9 | 21.IX ± 6.4 | Massive defoliation | 12.X ± 1.3 | 28.X ± 4.1 |
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