[How to solve the hawthorn flower face] Hawthorn flower face is generally caused by powdery mildew, mainly harming leaves, new shoots and fruits. The disease caused a large amount of young fruit to fall off, the fruit was deformed, and seriously affected the sampling and flower bud formation of the new shoots in the following year, which in turn affected the quality and yield of the hawthorn. To this end, the experts summarized the following control measures for the reference of fruit farmers.
1. Strengthen management. Strengthen the comprehensive management based on soil, fertilizer and water to prevent the excessive drought of the soil in the hawthorn garden, not to apply nitrogen fertilizer, rationally thin the flowers, thin the fruit, and thin the leaves, spray a new high-lipid film to protect the fruit trees, enhance the tree potential, and improve the resistance of the tree to pests and diseases. .
2. Before flowering, in the young fruit stage and in the expansion stage, spray the strong fruit tingling once, which can activate the positive energy of plant ecological growth, broaden the plant conduit path, enhance the water absorption and fertilizer absorption of the plant, improve the fruit yield and quality, and reduce the fruit drop rate. Reduce the incidence of cracked fruit, stiff fruit and deformed fruit.
3. Completely clear the garden. After the autumn leaves of the orchard, the leaves, dead branches and diseased fruits of the hawthorn garden are completely removed, and they are burned or combined with fertilization. After the cleaning is completed, the whole garden will spray the tree guards to disinfect the closed orchard.
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