Origin: Gift to Zaporozhye x Seedless black winter hardy (22-11)
Economic characteristics:
Variety of grapes of early ripening period. Maturation in the Kiev region occurs on August 15-20. The flower is bisexual. There are no peas. Bunches are loose. Berries are large, oval, white, weighing 8-10 grams. The flesh is dense, crispy. The taste of berries is harmonious. Sugar is high. Bunch weighing 0.6 - 1.2 kg.
Variety of grapes hangs well on the bush for two months. The growth force of the hybrid form of grapes is high, the fertility of 3-4 bunches per shoot. The ripening of the vine is early.
Resistance to diseases is increased, at the level of 2.5 - 3.0 points on the susceptibility scale. Three treatments against diseases and pests are enough. Frost resistance about -28, -29 gr.s.
Ampelographic description:
The top of the young shoot - wide open, white-green. The first young leaves are yellow-green, has a weak arachnoid pubescence.
Leaf - medium, rounded or pentagonal, pentagonal, medium-dissected, green or light green. The pubescence is weak, felt.
Petiolate notch open or slightly overlapping, without strong overlap, V - shaped. One-year-old mature shoot is light brown with light knots. The surface is smooth, without pubescence.
Bunch - large, elegant, medium density. The cluster often has one or two wings. Berry - large and very large, oval, white or white-green, with a small spring. The pulp is dense, crispy, medium-juicy.
The taste is simple, harmonious. Sugar is high.
The table shows the results of field studies of the variety on PSP in 2016-2020
|
№ indicator |
Indicator |
Value |
|
Yield, t / ha |
12,2 |
|
|
Average yield from the bush, kg |
11,2 |
|
|
The average weight of 100 berries, g |
670 |
|
|
The average weight of the bunch, g |
520 |
|
|
Berry peas,% |
2 |
|
|
Cracking of berries,% |
1 |
|
|
Shelf life during storage, days |
30 |
|
|
Juice yield,% |
63 |
|
|
The content of diglycosides, mg / dm3 |
2,4 |
|
|
Acid content in berries, g / l |
4,5 |
|
|
Sugar content of berry juice,% |
16,1 |
|
|
Resistance to pathogens, score (1-9): сіра гниль |
7 |
|
|
Resistance to pathogens, score (1-9): mildew |
7 |
|
|
Resistance to pathogens, score (1-9): powdery mildew |
7 |
|
|
Pest resistance, score (1-9): leaf curler |
7 |
|
|
Pest resistance, score (1-9): phylloxera |
5 |
|
|
The period from the beginning of bud burst to consumer (technical) maturity, days |
110 |
|
|
Drought resistance, score(1-9) |
7 |
|
|
The level of freezing of the kidneys, score (1-9) |
1 |
|
|
The level of freezing of the vine, score (1-9) |
1 |
|
|
Maturity group |
RM |
|
|
Direction of use |
dessert |
|
|
Planting scheme |
3х3 |
|
|
Transportability, score (1-9) |
7 |
|
|
Tasting assessment, score (1-9) |
7,7 |
Calculation formula of the genotype of grapes Bila Tserkva:
