摘要
The Yangtze River is the largest river in China, about 6,300 kilometres long with a drainage area and population accounting for 18.8 percent and 33 percent respectively in China. Aiming at increasing forest and vegetation areas on the middle and upper reaches of the Yangtze River to control water and soil erosion, the Chinese government in 1989 decided to commence a construction project for the protection of the forest system on the middle and upper reaches of the Yangtze River. The project covers 645 counties (cities and districts) in 13 provinces,
