森林不仅具有提供木材、能源和多种林副产品等方面的直接作用,而且具有保持自然生态平衡的间接作用。值得指出的是,人们对森林的直接作用是容易认识的,而森林的间接作用则往往受到忽视实际上,森林的间接作用所创造的价值,远远超过它的直接 Forests not only have a direct role in providing timber, energy and various forest by-products, but also have the indirect effect of maintaining a natural ecological balance. It is worth pointing out that people’s direct role in forests is easy to recognize and that the indirect effects of forests are often overlooked. In fact, the indirect value of forests creates much more than its direct