... 虽然现在, a little late. » Although it is now a little late. 二类调查 » Survey II 不经常停电 » Do not frequent power outages ...
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森林资源二类调查 forest resource inventory and planning
Calculated the biomass and productivity of Quercus、Pinus massoniana、Robinia pseudoacacia with the data of forest management inventory,2002, Dr. Sun yat-sen’s Mausoleum.
利用2002年中山陵二类调查小班数据计算主要树种栎类、马尾松、刺槐的生物量和生产力。
参考来源 - 基于QuickBird影像的森林资源分类研究Therefor this paperresearch in Baihe Forestry Bureau. The basic datum include the relief map (1:50000) anddatabase which build according to forestry resource survey in 2000 combined with DigitalElevation Model in Baihe Forestry Bureau in this research.
因此,本文是以白河林业局作为研究对象,以白河林业局1:50000地形图和2000年二类调查获得的数据建立数据库,结合白河林业局数字高程模型作为数据源。
参考来源 - 基于GIS的森林可持续经营决策的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
注:2003年林木资源数据为森林资源二类调查数。
Note:Data of forest resources 2003 are from Class II survey.
各镇(林场)地类、林分面积与二类调查数据比较接近。
The area data of image classification was fairly close to those of second class investigation in each town.
利用“3s”技术进行森林资源二类调查有着广阔的应用前景。
Using "3s" Technology carries on the second type inventory of forest resources have the widespread application prospect.
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