摘要
针对落叶松人工林连续栽培后地力逐渐衰退的问题,研究通过间伐抚育和调整林分结构增加林下植被数量等措施,以改善林地土壤条件。调查结果表明,上述方法短期内土壤养分无明显变化。
According to continuous cultivation of larch plantations gradually decline after the fertility,study on improve soil conditions through the thinning upbringing,adjust the stand structure,and understory vegetation to increase the vegetation. Soil nutrients in larch plantations under survey showed that the short term no significant differences in soil nutrients.
出处
《林业勘查设计》
2009年第2期52-54,共3页
Forest Investigation Design
关键词
落叶松
林下植被
土壤养分
变化
Larix Understory vegetation Soil nutrient Changes
