Open Access
Table 1.
The degree of freezing of varieties of Russian plum in the winter of 2009-2010.
| Grade name | Tree age | Growing method | Place of tree variety breeding | The degree of freezing, score |
|---|---|---|---|---|
| Gek | 7 | Grafted on a plum home | Krymsk | 4.0 |
| Granite | 7 | Same | Krymsk | 5.0 |
| Zlato Skifov | 7 | Same | Moscow | 3.5 |
| July Rose | 7 | Same | Krymsk | 3.0 |
| Columnar | 7 | Same | Krymsk | 5.0 |
| Comet Late | 7 | Same | Krymsk | 5.0 |
| Kompotnaya (Elite 1/2) | 7 | Mother tree | Samara | 4.0 |
| Konservnaya (Elite 1/7) | 7 | Same | Samara | 3.5 |
| Kuban Comet | 7 | Grafted on a plum home | Krymsk | 3.0 |
| Lunar (Elite 2/3) | 7 | Mother tree | Samara | 3.5 |
| Mara | 7 | Grafted on a plum home | Belarus | 2.0 |
| Moscow Comet | 7 | Same | Moscow | 5.0 |
| Naydena | 7 | Same | Krymsk | 3.0 |
| Naryadnaya (Elite 2/4) | 7 | Mother tree | Samara | 3.0 |
| Poselkovskaya | 7 | Same | Samara | 2.0 |
| Pramen | 7 | Grafted on a plum home | Belarus | 2.0 |
| Elite 26 - 492 | 7 | Same | Moscow | 5.0 |
| Elite 26 - 470 | 7 | Same | Moscow | 5.0 |
| Elite 1/4 | 7 | Same | Samara | 3.0 |
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