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臭椿(Ailanthus altissima swingle)又名椿树、木砻树、恶木、樗树等,几乎分布于全国各地,尤以我国中部、北部地区最为广泛。它生长快,适应性强,易繁殖,病虫害少,对土壤要求不严,耐旱、寒,耐瘠薄,但不耐水湿。是长江以北,黄土高原区,石质山区的主要水土保持先锋树种。树姿美观、抗污染力强,耐盐碱,又是城市、工矿及盐碱地重要绿化树种。
Ailanthus altissima swingle (Ailanthus altissima swingle), also known as Chun tree, kelp tree, evil wood, bark tree, etc., are distributed throughout the country, especially in our central and northern regions the most extensive. It grows fast, adaptable, easy to reproduce, less pests and diseases, lax requirements of the soil, drought, cold, resistant to infertility, but not resistant to wet. It is the pioneer tree species for soil and water conservation in the north of the Yangtze River, Loess Plateau and rocky mountainous areas. Shuzi beautiful, strong anti-pollution, resistance to salt and alkali, but also the city, mining and saline-lands important greening species.