density of crown cover
常见例句
- The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
群落中光照的分佈狀況受喬木層的種類組成、密度與冠幅指數等因子的影響，且對下層植物分佈有較大的作用。 返回 density of crown cover