森林是国家重要而宝贵的资源,它所提供的木材和林特产品,对国民经济建设和人民生活所起的作用,即所谓的经济效益人们是清楚的,但有一种错误思想认为森林是永采不竭的。至于森林所发挥的生态效益和社会效益,人们很难理解,也很难接受,因而破坏森林是在所不惜的。同时由于政策的某些不合理与国家的底子薄,林业资金是奇缺的。更由于不尊重科学与专业人才,致使林业经营十分粗放,森林生产力过低,枯损率高于生长率,中幼龄 Forests are important and valuable resources for the country. The timber and lint products they provide are clear to people in terms of their economic construction and people’s livelihood, the so-called economic benefits. However, there is a misconception that forests are forever Inexhaustible As for the ecological and social benefits that forests play, it is difficult for people to understand and accept them. Therefore, it is worthwhile to destroy the forests. At the same time, due to some unreasonable policies and the weak foundation of the country, forestry funds are scarce. Moreover, due to lack of respect for science and professionals, forestry management is very extensive, forest productivity is too low, the loss rate is higher than the growth rate, young