河北小五台山青杨种群中雌雄群体的空间分布及其成因
|
Spatial distribution of male and female Populus cathayana populations and its drivers in Xiaowutai Mountains, Hebei, China
|
图1. 小五台山青杨种群核密度分布图。 |
Fig. 1. The kernel density distribution map of Populus cathayana populations in Xiaowutai Mountains. |
![]() |