摘要
通过在永昌县喇叭泉林场进行干枯死亡沙枣林更新改造试验,结果表明,更新改造后林带的防风效能明显高于死亡沙枣林;改造后林间湿度较旷野和未改造地有显著增加,改造后林地土壤持水能力和有机质含量在幅度增加。更新改造项目的实施取得了明显的生态效益和社会效益。
Renewal and transformation experiments for withered ＆ death Elaeagnus angustifolia plantation in Labaquan forest farm in Yongchang county were conducted. Result shows that： windbreak potency is significantly higher than that of withered ＆ death Elaeagnus angustifolia plantation;humidity among the trees is significantly increased than that of wilderness ＆ non-transformation plantation after transformation; soil water-holding capacity ＆ organic matter content increase greatly after transformation. Implementation of renewal and transformation project gets significant ecological ＆ social results.
出处
《防护林科技》
2009年第5期19-22,共4页
Protection Forest Science and Technology
基金
金昌市科技局项目(2005006)
关键词
枯死沙枣林
更新改造
模式
永昌
withered ＆ death Elaeagnus angustifolia plantation
renewal and transformation
model
Youngchang
