林道是林业经营的基础,在一个林业经营区域内究竟修建多少道路,当然要受到森林经营的目的、规模、蓄积量、地形、集材方式等因子的影响。对于林道密度世界上一些国家进行了研究,主要还是以美国的马秋思林道间隔理论为主流,首先提出了以“损益分歧点”的概念来衡量用林道或用其它的集运手段有利的问题。另外一个理论是利用修建高密度林道网 Forest Road is the basis of forestry management. How many roads should be built within a forestry management area is of course influenced by such factors as the purpose, scale, stock volume, topography, and method of timber management. For some countries in the Lindau density world, the study mainly focuses on the forest gap theory in the United States. First, the concept of “differences in points of profit or loss” is proposed to measure the benefits of forest roads or other means of transportation. Another theory is the use of high-density forest network construction