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Study on the effect of grassland fencing in the northern slope of Tianshan Mountains
Author(s): CUI Guo-ying, LIU Chan-ge, An Sha-zhou
Pages: 51-
55
Year: 2008
Issue:
5
Journal: GRASSLAND AND TURF
Keyword: 山地草原; 围栏; 封育; 植物群落; 土壤;
Abstract: 连续3年对天山北坡草句草原和干草原进行围栏封育,并对围栏内外不同利用强度下草地植被的植物量、高度、盖度、密度、频度和土壤客重等方面进行了调查,对草地群落结构和立地条件进行了观测.结果显示,围栏封育3年天然草地植物群落的组成基本稳定,围栏内的草地植物量明显高于围栏外草地(P<0.05).随着利用强度的增加,草地植物种类组成,重要值和土壤含水量明显降低.表明围栏封育可以有效遏止草地退化,对草地恢复效果明显.
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