不同生境下濒危植物裸果木种群结构及动态特征

王立龙, 王亮, 张丽芳, 刘玉洋, 徐世健

Structure and dynamic characteristics of Gymnocarpos przewalskii in different habitats

Li-Long WANG, Liang WANG, Li-Fang ZHANG, Yu-Yang LIU, Shi-Jian XU

表4 不同生境下裸果木种群存活曲线的检验模型

Table 4 Test models of survival curves of Gymnocarpos przewalskii in different habitats

生境 Habitat 方程 Equation R2 F p 水冲滩地 Flooding land Nx = 8.718e-0.079x 0.660 15.52 0.004 Nx = 8.409x-0.266 0.432 6.076 0.039 山间冲沟 Gully Nx = 7.986e-0.057x 0.745 23.42 0.001 Nx = 7.858x-0.197 0.521 8.711 0.018 平缓戈壁 Flat desert Nx = 8.223e-0.081x 0.935 115.6 0.000 Nx = 8.216x-0.294 0.724 21.02 0.002