甘肃祁连山国家级自然保护区位于祁连山北坡中东段,分布有以青海云杉为主要建群树种的乔木林19.8万多公顷,灌木林69.4万多公顷,是我国重要的水源涵养林,发挥着调节气候、涵养水源、保持水土、储碳释氧、保护生物多样性等多种生态服务功能。加强森林资源保护、维护森林健康、实现森林最佳的服务功能,是自然保护区的主要管理目标。祁连山国家级自然保护区林分树种单一,森林生态系统比较脆弱。近年来,受气候变暖和人为干扰双重影响,森林有害生 Gansu Qilian Mountain National Nature Reserve is located in the eastern section of the northern slopes of Qilian Mountains, with more than 198,000 hectares of arborvitae and 694,000 hectares of shrubs dominated by Qinghai spruce, and is an important water conservation forest in China. With a variety of ecological service functions such as climate regulation, water conservation, soil and water conservation, carbon storage and oxygen release, and biodiversity conservation. Strengthening the protection of forest resources, safeguarding the health of forests and realizing the best service functions of forests are the main management objectives of nature reserves. The Qilian Mountain National Nature Reserve has a single species and the forest ecosystem is fragile. In recent years, due to the dual effects of climate warming and human disturbance, forests are harmful to pests