Welcome to visit Scientia Silvae Sinicae,Today is
ON FOREST CANOPY DENSITY ESTIMATION RESEARCH BASED ON RS AND GIS WITH RIDGE ESTIMATION
Li Chonggui;Shi Qiang;Zhao Xianwen;Tian Yonglin
Scientia Silvae Sinicae . 2001, (5): 24 -30 .  DOI: 10.11707/j.1001-7488.20010505