leaf area index(LAI) and canopy openness,of an urban forest stand in Maofengshan,Guangzhou,were estimated using hemispherical photography in parallel with quadrat plant census.

• 以样方法为基础,用半球面影像技术估测了广州市帽峰山常绿阔叶林的2种冠层结构参数,即叶面积指数(LAI)和林冠孔隙度。