Maple can be used in building materials, musical instruments, equipment materials, sculpture materials and so on. , can also be planted for ornamental purposes. Plants used for logging and fire. Traditional Chinese medicine uses the root bark and branches in chicken feet, which are boiled in water when knee joint attacks. Use with acanthopanax bark when fracture occurs; Has anti-inflammatory and detoxicating effects. Maple trees produce starch during their growth. When spring comes, the snow melts slowly. Enzymes will convert the starch in maple trees into sugar, and the sugar will be dissolved by the water absorbed by the roots, forming a faint sweetness. The sap of maple contains water, organic acids and minerals. In March, the sap of maple will flow on the tree for about 7 weeks to promote growth. All trees produce juice, but maple has more and sweeter juice. There are more than 12000 maple sugar producers in Canada. Canada's maple sugar production accounts for 85% of the world, and the United States accounts for 15%. Quebec (93.3%), Ontario (5.5%), New Brunswick (1. 1%) and Nova Scotia (0. 1%) are rich in maple sugar. According to statistics, the output of maple products in Canada in 2000 was 4,065,438+096 tons, and the estimated agricultural output value was 65,438+0,565,438+0.5 million. The main tree species producing maple sugar are sugar maple, red maple and silver maple.