Adjust the roots of fruit trees. According to Baijiahao's inquiry, the purpose of adjusting the roots of apple trees in August is to adjust the roots of fruit trees, change the distribution of branches and make fruit trees grow better. The reasons for adjusting the roots of apple trees in August are to promote the vigorous growth of fruit trees, reduce the growth of branches, reduce the yield of the current year, reduce the fruit size, inhibit the thickening of the trunk diameter of fruit trees, improve the fruit quality, improve the fruit coloring, improve the fruit hardness and improve the flower buds in the coming year.