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One of the earliest American sidlissov - matures at about the same time with Pearlette or later, and 5 days earlier sidliss flame . Berry round or slightly oval, weighing 3 - 5 grams, flesh is firm, crisp, harmonioustaste, skin is not astringent, coal-black, covered with dense bloom wax . Bunches of conical shape, well made, up to 20 cm and weighing up to 500 g . The main problem varieties Black Emerald - tight bunch with lots of berries, but cluster of small, therefore permitted load 2 bunches of fruit to escape . Class without seeds 1 - 2,application of gibberellin responsive increase in the size of berries . Currently in the United States developed a technique for industrial use GC of the class, preliminary recommendations - from 2 to 3 mg / L in the phase of extension of inflorescences, which solves the problem of density clusters by pulling a comb and 20 mg / l in the flowering stage thatincreases the weight berries by 10 - 20% Very important deadlines processing - at a time when flowers are not less than 50% of the flowers, the earlier treatment leads to shattering of the ovaries . banding increases the weight berries by 15%, the combined use of GC and banding - up 40% . Own-rooted shrubs vigorous . Recommended ordinary agricultural technician with an average cropping6 - 8 kidneys . The yield is high, bush bilateral cordon is 50 bunches and more . However, if you overload the bushes yield loses sugar and delaying ripening grapes, and it also reduces the yield in the next season . Aging vine good . Grape Black Emerald weakly resistant to fungal diseases . Sometimes therecracking of berries with a strong moisturizing vineyard . Frost -23 * C .
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| Requests SPECIFICATIONS Where to buy? | |
|---|---|
| Berry | |
| Description 3 | covered with a dense bloom wax |
| Form | round or slightlyoval |
| Color | charcoal black |
| Peel | not tart |
| Flesh | dense, crunchy |
| Weight of 100 berries | 300 - 500 g |
| Bunches | |
| Length | 20 cm |
| Form | conical |
| The average weight of bunches | 500 g |
| Bush | |
| Strength of growth | vigorous |
| Vine matures | good |
| Description | |
| Group | Seedless , |
| Manufacturer | David Ramming and Ron Tarailo, USDA-ARS Horticulture Crops Laboratory in Fresno, CA |
| Stability | weak to fungal diseases |
| Synonym | A 12 - 137, FRESNO A 12 - 137 |
| Maturation | very early |
| Crossing | FRESNO A 69 - 190 X FRESNO C 84 - 116 |
| Taste | harmonious |
| Frost | 23 * C |
| Country of origin | USA |
| Features farming | |
| Forming | two-sided cordon |
| Pruning grapes | 6 - 8 kidneys |
| Productivity | |
| During the growing season | high |
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