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1生态景观林现状据调查,建德市某地区的景观林分布杂乱无章,该林主要为松、杉木,但是这些树种不随季节变化,植被种类稀少、层次结构不复杂,导致美观度下降。再由于林下地被植物的种类不多,鸟类以及其他栖息的动物就较少来此。总的来说,森林群落物种不多,造成生物群落的种类总体数量不高,林区并没有起到改善环境的作用。有色树叶的树种较
According to the survey, the distribution of landscape forests in a certain area of Jiande City is disorganized. The forests are mainly pine and Chinese fir. However, these trees do not change with the seasons, and their vegetation types are sparsely populated and their hierarchical structure is not complicated. As a result, the esthetic degree declines. Since there are not many species of ground cover in the forest, birds and other animals that inhabit are less likely to come here. In general, there are not many species in forest communities, resulting in a low overall number of species and no improvement of the environment in the forest areas. Colored leaves more tree species