We will be in a hot and humid rainy season, where pests, diseases, and weeds will gradually worsen. At this time, many fruit trees shoots will stop growing in the spring and summer, and the fruits will enter a period of rapid expansion. In addition, the root system of fruit trees also enters a secondary growth peak, which means that fruit tree leaves need to start using photosynthesis to produce and convert a large amount of nutrients for their own supply. Therefore, there are many key points that need to be done well in fruit tree management, and growers must pay attention to them.