祁连山大野口流域青海云杉种群空间格局及其关联性
|
Spatial distribution patterns and association of Picea crassifolia population in Dayekou Basin of Qilian Mountains, northwestern China
|
图2. 祁连山大野口流域10.2 hm2森林动态监测样地内各物种的径级结构。按胸径划分个体大小。I, 1-5 cm; II, 5-12.5 cm; III, 12.5-22.5 cm; IV, ≥22.5 cm。 |
Fig. 2. Size structure of all individuals in the forest dynamics plot of 10.2 hm2 in Dayekou Basin of Qilian Mountains, northwestern China. The size of individuals was estimated by their diameter at breast height (DBH). I, 1-5 cm; II, 5-12.5 cm; III, 12.5-22.5 cm; IV, ≥22.5 cm. |
![]() |