特定年龄生命表分析表明拥挤对白背飞虱的综合影响程度比对电光叶蝉小。
Age specific life table analysis showed that the integrated effect of crowding on ZLH is stronger than on WBPH.
对武夷山自然保护区南方铁杉种群动态进行了系统研究，绘制该种群的年龄结构，编制静态生命表，分析存活曲线、死亡率曲线和损失度曲线。
The population dynamic of Tsuga tchekiangensis in Wuyishan Nature Reserve was studied and its age structure, the life table, survival curve, mortality rate and killing power curve were analyzed.
组建了以作用因子为组分的夏季自然种群生命表，并运用排除作用控制指数法分析了各种因子对假茎象甲自然种群的作用。
The active factor life tables of BPW natural population were constructed. The controlling effect of active factors was evaluated by using exclusion index of population control (EIPC).
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