In the second part, taxonomy, ecology, ornamental and phytocoenology of landscape trees are introduced.

绪我国园林树木的资源、园林树木的定义、学习务和学习方法。

Russian forest phytocoenology developed in partial independence of the Finnish shool, but was influenced by it.

俄国森林植物群落学部分地芬兰学派发展，但受其影响。