Spring processing of grapes
To prevent grape diseases in spring, it is recommended to treat the bushes. Spring processing of grapes consists of spraying leaves and vines, as well as soil, with special chemicals.
Due to heavy rains, the vineyards may be heavily moistened, which causes grape infection mildew. Therefore, grape bushes are necessary first of all tie on a trellisto lift leaves and vines from the ground. Gartering is recommended to be done in dry weather.
After gartering, you should soil spraying under the bushes, as well as between the rows. Then the soil needs mulch without preliminary loosening.
Various means can be used to spray the soil:
Ridomil,
Iron sulfate (3%),
Bordeaux mixture solution (1-3%),
Zineb (0.3-0.%).
Using Bordeaux mixture Particular care should be taken as this drug is very toxic in high concentrations. In addition, the liquid can inhibit young growth, so it has been used much less frequently lately.
To date Ridomil is the most popular remedy. It can be used to treat both the soil and shoots and leaves. It effectively protects against the possible development of the disease. Its advantage is that it is able to protect grapes even during the rainy season for two weeks. Wherein toxicity of the product is very low.
inkstone can also be used as a frost protectant for swollen buds. Its effectiveness is observed within a week.
Spring processing of grapes is also carried out to combat fungal and bacterial diseases. For this purpose, a bactericide and a biofungicide are used, which do not pose a danger to people and animals, and are also harmless to vineyards and other plants.
