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Denisovsky grapes are considered very popular. It has a high yield and excellent taste. The plant belongs to the category of technical varieties. It is mainly used for the production of wine and juices. To achieve good results in growing a crop, it should be provided with quality care. It should be comprehensive.
History of appearance
This variety was bred in VNIIViV them. Potapenko. The culture was obtained as a result of pollination of the Severny variety. Experts managed to get a variety that normally adapted to the harsh climate and at the same time did not have primitive characteristics. Today Denisovsky grapes are actively grown in the Caucasus.
Description and characteristics of Denisovsky grapes
The grapes of this variety belong to the category of technical varieties. The plant is characterized by brown vigorous shoots. The bush has a developed root system. The culture is resistant to the development of fungal infections. When pruning, it is recommended to leave 35 eyes per bush.
The plant is characterized by leaves slightly pubescent along the lower edge. They differ in a dissected structure. Red shoots are characterized by an average yield - it is 65-75%. When pruning the plant in autumn, it is worth leaving the length of 6-7 eyes. When planting 3 bushes per 1.5 square meter, it is possible to achieve an average yield - about 4 kilograms of fruit per bush.
For brushes of this variety, a cylindrical-conical shape is characteristic. The average weight of a bunch is 210 grams. The berries weigh 2-3 grams and are characterized by a deep blue tint with a white bloom. The pulp has a sweet berry flavor with nutmeg notes. Sugar content parameters reach 20-22%. The acidity should be 8 grams per liter.
Main advantages and disadvantages
The key plant benefits include the following:
- unpretentious care;
- high parameters of frost resistance;
- soft taste;
- high ability to accumulate sugar;
- unpretentiousness to soil - the plant cannot be grown only in very marshy soil or salt marshes;
- good transportability.
This technical culture has no significant drawbacks. Therefore, it is actively cultivated for the production of wine.
The subtleties of growing varieties
In order for the culture to develop normally, it is recommended to provide optimal conditions for it. For this, it is important to competently carry out planting work.
It is worth planting a crop in a harsh climate in the spring. In the southern regions, it is permissible to do this in the fall.
The variety is considered photophilous. Therefore, a well-lit area is suitable for planting it.
It is not recommended to plant grapes in the shade.
The plant is distinguished by its unpretentiousness to the composition of the soil. At the same time, it is not recommended to plant it in soil with a high salt content. It is also undesirable to choose swampy places and soil with high humidity.
The bushes develop rapidly and are characterized by strong growth. Therefore, they should be planted at intervals of 1.5 meters. The distance between the rows is 3 meters.
In order for the plant to develop normally, it is recommended to provide complete and high-quality care.
It is permissible to water the grapes once a week. An adult bush requires 1-2 buckets of water. It is worth moistening the soil during bud break, after the end of flowering and during the development of the fruit. Watering is stopped in August. This will help the vine better prepare for wintering.
Fertilizers and feeding
It is periodically recommended to apply mineral and organic fertilizers under the bushes. Usually, for grapes, products containing nitrogen, phosphorus and potassium are used. Less commonly, complex minerals containing vitamins are used.
The Denisovsky variety needs proper care. It requires high-quality pruning. To get a good harvest, the number of eyes on a bush should not be more than 30-40 pieces. When trimming, 6-8 eyes are removed.
Preparing for winter
The grapes are considered frost-hardy. It is able to withstand temperatures down to -26 degrees. In regions with more severe climates, the bushes need to be covered.
Diseases and pests
It is recommended to cover the vine with a bird net. It is believed that this plant is little affected by wasps. However, in practice, it is better to take care of the safety of the fruit from pests. The plant often suffers from birds. To avoid this, it is recommended to use scarecrows and gauze bags.
There is also a risk of bacterial cancer in the culture. It is impossible to cope with this disease, therefore it is recommended to adhere to the rules of prevention. To do this, the affected fragments should be uprooted and burned in time. In addition, it is recommended to protect the vine from scratches and other damage.
This grape is characterized by its resistance to powdery mildew. However, in adverse conditions, infection can still occur. In such a situation, you have to use fungicides. Irrigation with sulfur is also highly effective. The manipulation is performed in the morning and in the evening.
The plant is characterized by medium resistance to mildew. If the bush is nevertheless infected, it is recommended to treat it with chemicals.
Also, the culture is characterized by medium resistance to gray rot. Coping with this disease is difficult. In this case, rot leads to the defeat of the berries and the vine itself. The fruits of a diseased plant cannot be stored or transported. At the same time, there are no effective methods of treatment. Gray mold disappears in high temperature conditions.
Harvesting and storage of crops
The fruits ripen in mid or late August. This variety is usually used for the production of dry or dessert wines. It is also used to make sparkling champagne. The Denisovsky variety can be used for various blanks. Compotes, jam, liqueurs are made from it..
The Denisovsky variety is considered a popular industrial crop, which is actively used for wine production. To achieve success in growing a plant, it is worth providing it with complete and high-quality care.