population l造句

• And through leslie matrix analysis, we deduced, except of the subpopulation at altitude 490m, the subpopulations of lilium tsingtauense will not die out if not been disturbed badly . we estimated the growth ability and resistance ability of both metapopulation and local population by use the method of quamitative analysis for population structura1 dynamics . the growth ability order is population l > population 2 > population 3 > population 5 > population 6 > metapopulation > population 4
  川叩iqun了e）复合种群研究摘要从种群年龄结构的稳定、衰退、增长概念出发，以种群结构参数为依据，运用加权法与条件概率乘法法则，定量椎导出衡量种群年龄结构及群落结构的动态指数，该方法克服了过去在植物种群结构动态比较评价中粗放的等级归类划分的缺陷，并能解决结构动态定量比较评价问题，因而认为有普遍使用的价值。