论文部分内容阅读
为提高城市隔离片林生态效益及景观面貌，片林结构除简单的乔木层外，还应具有一定面积的复层混交种植结构．该文推荐７６种适合北京城市隔离片林各层次应用的园林植物，设计“林景型”的“春花秋实”、“林生型”的“防护”、“林经型”的“药用”３类３种复层混交种植结构模式，并改造金盏片林（局部），建立较为理想的复层混交种植结构的示范区
In order to improve the ecological benefits and the landscape of the urban forest, the forest structure should have a certain area of mixed planting structure in addition to the simple tree layer. This paper recommends 76 kinds of garden plants suitable for all levels of urban forest isolation in Beijing, and designs “Autumn”, “Forest Protection” and “Forest Type” "3 kinds of three kinds of mixed-layer mixed planting structure model, and transform the Golden Caryophyllus forest (partial), to establish a more ideal mixed layer mixed planting structure of the demonstration area