These tools were used to do study on life table of natural population of Anopheles sinensis.
应用这些工具进行了自然界中华按蚊种群生命表的研究。
The this paper, the population dynamics of Spodoptera litura was studied by establishment of continuous generation life table of Spodoptera litura.
通过组建斜纹夜蛾自然种群连续世代生命表，对斜纹夜蛾的种群动态进行了研究。
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.
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 time specific life table, survivorship curve and age structure of Cathaya argyrophylla population were obtained through analysing the demography and age structures of its main coenopopulations.
通过对银杉主要群落种群的数量统计和年龄组成的分析，编绘了银杉种群的特定时间生命表、存活曲线和年龄结构图。
The authors drew up the life table of the David's Deer population and its growth curve, mortality curve and survival curve in Dafeng nature reserve area.
通过编制大丰自然保护区麋鹿种群生命表，绘制其种群增长曲线、死亡率曲线以及存活曲线。
Objective to expound the level and characters of life expectances in world and Chinese population and to discuss the meaning of life table in epidemiologic research.
目的阐明中国人口、世界人口平均寿命的水平与特征以及流行病学意义。
The results of studying for life table indicated the deaths of eggs and primary hatching larvae and diapause of overwintering larvae are key-factors of population change.
通过生命表研究看出：卵、初孵幼虫死亡及越冬后滞育是种群变动的关键因子。
The table gives information related to population growth, average birth and life expectancy in countries with different income levels in the years 2000 and 2004.
一个表格，描述在2000年和2004年两个年段不同收入国家在人口增长率、出生率、寿命这三个方面的对比。
The table gives information related to population growth, average birth and life expectancy in countries with different income levels in the years 2000 and 2004.
一个表格，描述在2000年和2004年两个年段不同收入国家在人口增长率、出生率、寿命这三个方面的对比。
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