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榆林沙区乡土树种与外来树种的和谐应用
引用本文:刘小军,高燕,刘利怡.榆林沙区乡土树种与外来树种的和谐应用[J].内蒙古林业调查设计,2009,32(5):49-51,53.
作者姓名:刘小军  高燕  刘利怡
作者单位:1. 陕西省榆林市樟子松种子园,榆林,719000
2. 陕西省榆林市榆阳区农技中心,榆林,719000
3. 内蒙古呼和浩特市园林科研所,呼和浩特,010020
摘    要:榆林沙区自然环境恶劣,植被稀少。因此在生态环境建设中不仅要应用乡土树种,还要引进外来优良树种,以丰富榆林市的树木资源,使绿化达到更完美的效果。而如何将乡土树种与外来树种协调应用是关键所在。只有在保护好乡土树种资源的同时,有原则、有目标、有步骤地进行引种,使之不发生生物入侵,才是正确的培育措施。

关 键 词:乡土树种  外来树种  引种  应用  榆林沙区

The Harmonious Application of Native Tree and Exotic Tree in Yulin Sandy Region
LIU Xiao-jun,GAO Yan,LIU Li-yi.The Harmonious Application of Native Tree and Exotic Tree in Yulin Sandy Region[J].Inner Mongolia Forestry Investigation and Design,2009,32(5):49-51,53.
Authors:LIU Xiao-jun  GAO Yan  LIU Li-yi
Institution:1.Zhangzisong Seed Orchard of Yulin City;Yulin 719000;China;2.The Agriculture Technology Center of Yuyang Area;3.Hohhot Institute of Garden;Hohhot 010020;China
Abstract:The environment of Yulin sandy region is poor and vegetation is scarcity.So not only native tree should be applied but also exotic tree should be introduced to enrich the tree resource and obtain the perfect effect.It is keys how to harmoniously apply native tree and exotic tree.It is right cultivation measure that native tree resource is protected and exotic tree is orderly introduced.
Keywords:native tree  exotic tree  introduction  application  Yulin sandy region  
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