1. The buds are obviously inflated, that is, the light rod medicine. In this period, a high concentration of fungicide and insecticide should be sprayed on the tree and under the tree. Mainly control a variety of wintering bacteria and pests.
2, the flower bud period sprays a higher concentration of fungicide plus insecticide, mainly to control flower rot.
3. Spraying fungicides and insecticides one week after falling flowers, mainly to prevent a variety of diseases and aphids, red spiders, pear hibiscus and so on.
4. After picking the fruit, spray a higher concentration of fungicide and insecticide before the leaves, mainly to eliminate the wintering pests and reduce the damage in the second year. When mixing, pay attention to the inability to mix between alkaline and slightly acidic drugs.
Several key periods of pesticide application in fruit trees
In order to improve the yield and quality of fruit, reduce the number of spraying of pesticides, and increase the growth period of trees, the following key periods are mastered in the prevention and control of pests and diseases.
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