【摘要】 水湿地是分布在大兴安岭林区的特殊地类，近年来，林区各林管局对水湿地进行改造，并营造了大面积的落叶松人工林。本文通过对水湿地造林前后的植被调查资料进行比较分析，探讨水湿地造林后植被变化规律，为水湿地类型的划分及各类型水湿地的利用方向和改造方法提供依据。更多还原

【Abstract】 Daxinganlin Forestry Administrative Bureau of Inner Mongolia Autononmous Ke-gion has been transforming swamps,planting artificial larch forests on large scale. However,what people have been conlemed is how the planted swamp environment changed.The paperdiscusses the vegetation variation pattern based on the investigation befor and after the af-forestation on the swamp lands,having provided scientific bases for swamp classification andtransformation ways and utilization orientation of the Daxinanlin swamp lands.更多还原