搜索结果: 1-4 共查到“森林经理学 Forest roads”相关记录4条 . 查询时间(0.046 秒)
Reducing erosion from forest roads and skid trails by management practices
water diversion vegetation cover erosion skid trails management practices sediment delivery environmental effects stream water
2015/4/14
A road network in forest lands provides easy access to forest resources for extraction, regeneration, protection and recreation activities. Erosion from forest roads and skid trails is a major concern...
Impact of traffic characteristics on forest roads due to forest managemen
wood transport traffic load transported quantity forest road forest Slovenia
2009/2/7
Traffic load and transported quantity due to forest management were analysed on the forest roads in the forest district Dragatuš, SE Slovenia. On the basis of timber gravitating to particular s...
Traffic load of forest roads as a criterion for their categorization – GIS analysis
forest road traffic load categorisation relative openness further timber transportation
2009/2/7
The categorisation of forest roads can be based on several different criteria. In this paper, the outlines of the primary forest traffic infrastructure were divided according to the traffic load typ...
A New Method of Designing Forest Roads
Forest road design Optimizing road alignment Minimizing road cost
2009/1/13
An unlimited number of alternative paths can be generated to connect 2 end points. Modern optimization techniques, which perform a systematic search for an optimum solution, can be used to solve such ...