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火炬树(Rhus typhinal,又名加拿大漆树,也有叫蒲花漆、鹿角漆等名。是漆树科漆树属落叶小乔木。原产北美。五十年代引入我国。因它的果穗呈圆锥形,高高缀立于枝顶,宛如点燃的火炬,故名为火炬树。其根系较浅(一般根系分布在40厘米以上),但水平根发达,根蘖力极强,是一种良好的护坡、固堤及水土保持的新树种。引种到青海、甘肃、宁夏、内蒙古和新疆等省区,表现出很强的适应力,2年生苗不经任何防寒措施,能耐-31℃低温,同时耐旱,喜长日照,抗病虫害。在“三北”地区多种立地条件下,均生长良好。但它在江苏沿海盐碱土地区生长的适应性和耐盐程度如何?
Rhus typhinal (Rhus typhinal, also known as Canadian lacquer tree, also known as Pu lacquer, antler lacquer.) Is a tree tree of Aristolochia deciduous trees. Origin North America. Introduced to China in the fifties. Because of its ear was conical, high It is called torch tree, and its roots are shallower (the root system is distributed over 40 centimeters), but the horizontal roots are developed and the root tillering power is extremely strong, which is a good slope protection, The new tree species of dikes and soil and water conservation were introduced into Qinghai, Gansu, Ningxia, Inner Mongolia and Xinjiang provinces, showing strong adaptability. The 2-year-old seedlings can tolerate low temperature of -31 ℃ and drought tolerance , Like long sunshine, pest and disease resistance.In the “Three North” area under a variety of site conditions, all grow well.However, its coastal saline-alkali soil in Jiangsu adaptability and salt tolerance?