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华山松林幼树天然更新影响因子分析 被引量:1

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摘要 对松华坝水库华山松林幼树更新情况进行调查,分析了林分组成、郁闭度、灌木盖度以及坡位等因子对幼树更新的影响。结果表明,华山松混交林的幼树天然更新效果要好于纯林;中等郁闭度(0.50—0.79)条件下幼树天然更新效果最好;随着灌木盖度的增加,华山松幼树每hm^2株数也随之增加;坡下部幼树的天然更新效果好于坡上部。
作者 赵志伟 师静
出处 《安徽农学通报》 2013年第18期106-108,共3页 Anhui Agricultural Science Bulletin
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