寻乌县稀土尾砂堆积场地恢复植被试验初报

A Preliminary Report on the Trials of Vegetation Recovery on the Rare-Earth Tails Accumulated Field in Xinwu County

寻乌县为了重建稀土矿区生态环境,恢复植被,自1987年冬起,在查明稀土尾砂的农业理化性质的基础上,采用不铺覆客土的方法种植了乔、灌、草等13种植物。试验结果表明:乔木黄檀长势较好,灌木胡枝子和禾本科宽叶雀稗等,当年种植可当年绿化试区。

In order to reconstruct eco-environment and to recover vegetation, and based on the survey of physical and chemical properties of agriculture in rare-earth tails, the method without soil-mulching has been abopted to plant 13 kinds of trees and shrubs as well as grasses since 1987. The trial results showed that tree—Phellodendon amurense Ropr. grew much better; and shrub—Lespedezabicolor Turcz and grass species—paspalum wettsteinii Haeke planted can green the experimental area in the current year.