A Comprehensive Annual Guide to Grape Pesticide Application
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A Comprehensive Annual Guide to Grape Pesticide Application
In the process of grape cultivation, to prevent the occurrence of diseases, it should be appropriately treated with pesticides. So, how to apply pesticides throughout the year for grapes to achieve good preventive effects? The details are as follows:
How to Apply Pesticides to Grapes Throughout the Year for Good Control Effects
When preventing and controlling diseases and pests in grapes, we should first understand the timing and patterns of disease and pest occurrence throughout the year. From dormancy to before germination, we should clean the garden, remove the old bark from the vines and destroy it集中ly, and appropriately spray stone sulfur mixture for disease and pest control.
During the germination to leaf expansion stage, grapes are prone to diseases such as white rot and (T-J) disease. At this time, we can reasonably spray pesticides such as mancozeb, carbendazim, and pymetrozine. Before blooming, grapes should be treated preventively for black spot disease and brown blight. At this time, it should be sprayed with mancozeb, pymetrozine, and pyraclostrobin.
After grapes enter the fruit expansion stage, it is necessary to prevent and control diseases such as white rot, brown spot, and downy mildew. If there is less rainfall at this time, Bordeaux mixture can be applied for control, and if there is more rainfall, pyraclostrobin and other pesticides can be sprayed.
Editor's Comment:
In the process of annual maintenance of grapes, various diseases and pests may occur. In order to consider the health of grapes, it is necessary to spray pesticides in advance for prevention, which can reduce the probability of outbreaks of diseases and pests in the orchard. From dormancy to the germination stage, the cleaning of the garden should be done; from the germination stage to the leaf expansion stage, mancozeb and carbendazim should be sprayed for prevention, and during the flowering stage, appropriate amounts of mancozeb and other pesticides should be sprayed for prevention.
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