Taking tall fescue lawn as experiment material,its growth characteristics including plant height,density,root length,leaf area,chlorophyll content and the photosynthesis speed were measured in spring.

• 以高羊茅草坪为试验材料,春季对其修剪前后植株株高、密度、根长、叶面积、叶绿素含量、光合速率、色泽等主要生长指标进行了测定。