The species composition and seasonal variations of the turf weed communities were investigated in Shenzhen with line intercept method,and all the data obtained were analyzed with cluster analysis.

• 用样线法调查了深圳市区不同管理类型草坪的杂草周年发生及分布情况,并用系统聚类法分析了各草坪杂草群落的发生规律。