When to spray Bordeaux mixture on grapes
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When to spray Bordeaux mixture on grapes
For grapes, in order to ensure their healthy growth, it is necessary to apply Bordeaux mixture appropriately. So, when is the best time to spray Bordeaux mixture on grapes? Here are the details:
Timing and method for spraying Bordeaux mixture on grapes
In the process of growing grapes, to ensure their health, it is chosen to apply Bordeaux mixture from June to September every year. The purpose of doing this is to protect grapes from contamination, and it is best to use it after the grape clusters have been bagged.
Attention should be paid to proper dilution when using it in the early stage, as the branches and leaves are tender to avoid chemical damage. In the later stages of growth, some lime or copper sulfate can be added to improve the effect.
After applying Bordeaux mixture to grapes, it will adhere to the surface of the grapes, providing a protective effect and gradually decompose to kill bacteria. Compared to other pesticides, Bordeaux mixture is more affordable and has good control effects, making it widely welcomed. It is important to note that when applying Bordeaux mixture to grapes, it must be mixed immediately before use and not use leftovers from the previous day, as this may affect the effectiveness.
Editor's comment:
Applying Bordeaux mixture appropriately on grapes can have bactericidal and anti-contamination effects. We generally choose to spray Bordeaux mixture on grapes from June to September every year. It is best to dilute the Bordeaux mixture with water before use, usually 1g of Bordeaux mixture to 200g of water, and then spray it every half a month or so to prevent various diseases and pests.
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