云南墨江极小种群物种铁竹的种群结构与群落特征
喻丁香,杜凡,石明,杨聪,代俊

Community characteristics and population structure of Ferrocalamus strictus, a rare species in Mojiang, Yunnan, China
YU Ding-Xiang,DU Fan,SHI Ming,YANG Cong,DAI Jun
表4 铁竹种群生殖力表
Table 4 Fecundity schedule of the Ferrocalamus strictus population
x lx bx lxbx xlxbx
1 1.00 0.00 0.00 0.00
2 0.86 0.41 0.35 0.71
3 0.82 0.88 0.72 2.17
4 0.61 0.04 0.02 0.10
5 0.51 0.00 0.00 0.00
R0 = 1.10
rm = 0.04
T = 2.71
t = 19.70