Classifying Management of Thin Forest Area;
浅谈疏林区段的分类经营
Ulmus pumila open forest ecosystem plays an important role in Otindag Sandy Land.
榆树疏林生态系统是浑善达克沙地的重要组分之一 。
Ulmus pumila open forests have extensive distribution in the Otindag Sandy Land, which are important for lightening sandstorm.
榆树是浑善达克沙地的优势种,榆树疏林在浑善达克沙地成缀块状分布,对于该区域生态系统的整体性和多样性维持以及防风固沙等方面具有重要意义。
Elm sparse woods is a climax community distributed on the sandland in temperate steppe zone.
榆树疏林是分布于温带草原地带的沙地生境顶级群落 ,其生态环境脆弱 ,极易遭到人类活动的破坏 。
This paper describes the design principle and spatial arrangement of the lawn plants, and the planting patterns such as sparse woodland lawn, savanna lawn, open lawn, lawn+edge plants, and so on.
本文通过综合论述草坪植物的设计原理,草坪植物空间的营造,及疏林草坪、稀树草坪、开阔草坪、草坪边缘植物景观的种植形式等,针对性地探讨海南热带草坪植物种植设计方法与思路。
An Analysis on the Plant Landscaping of the Open Forest and Grassland in Hangzhou;
杭州疏林草地植物造景分析
This study estimates canopy height using multi-returns data acquired by the small footprint lidar of sparse forest and explores the precision of different methods such as IDW(Inverse distance weight),Spline method,OK(Ordinary Kriging) to reconstruct the canopy elevation and the ground elevation.
探讨在稀疏林地的条件下,利用小光斑激光雷达获取的多次回波点云数据估算冠层高度,研究不同的高度重建方法包括反距离权重、样条插值以及普通克里格等方法的冠层和地面高度重建的精度。