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林业地图应该有一个大的改进和新的高度,这就是实现多图种与系列化,其理由有三:首先现行林业地图不能充分反映森林经理的林学的和多资源的信息;其次,适应不了森林经营发展的需要;其三、图面载量,表现方法要改进,以增强阅读效果。为此,提出如下一些想法与大家共同讨论。一、林业地图的历史与现状我国林业地图基本出自森林经理。主要代表图种是1∶25000林相图和1∶50000森林分布图。前者以林场(乡)级为编制单位;后者以林业局(县)一级为编制单位。在森林经理
Forestry maps should have a big improvement and a new height, which is to achieve multi-species and serialization for three reasons: first, the current forestry maps do not fully reflect the forest-based and multi-resource information of forest managers; secondly, they can not adapt to forests Business development needs; Third, the surface load, performance methods to be improved in order to enhance the reading effect. To this end, put forward some ideas to discuss with you. First, the history and status of the forestry map Our basic forestry map from the forest manager. The main representative plan is 1: 25000 forest and 1: 50000 forest. The former forestry (township) level for the preparation of units; the latter to the Forestry Bureau (county) for the preparation of units. In the forest manager