1.
Research on Population Age of Eothenomys melanogaster
黑腹绒鼠(Eothenomys melanogaster)种群年龄的研究
2.
STUDY ON THE DIVISION OF AGE GROUP AND THE AGE COMPOSITION OF POPULATION OF STRIPED HAMSTER IN BEIJING AREA
北京地区黑线仓鼠年龄鉴定及种群年龄组成的研究
3.
Study on Otoliths Microstructure of Tanichthys Albonubes and Research on Age Structure of Wild Tanichthys Albonubes;
唐鱼耳石微结构研究及自然种群年龄结构调查
4.
Study on Population Age Structure and Spatial Distribution Pattern of Dryopteris Crassirhizoma Nakai;
粗茎鳞毛蕨种群年龄结构与空间分布格局研究
5.
Differentiation of population age groups of captive alpine musk deer(Moschus chrysogaster) based on the visible-near infrared reflectance spectra of their feces
圈养高山麝种群年龄组的粪便光谱判别
6.
Study on population age of Tscherskia triton in Shunyi district, Beijing
北京市顺义地区大仓鼠种群年龄的研究
7.
Age-structure and reproduction investigation on Niviventer confucianus living on islands at Qiandao Lake in autumn
千岛湖秋季社鼠种群年龄结构及繁殖状况初探
8.
Study on the Age Structure of Ulmus pumila L.var.Sabulosa Population in Hunshandake Sand Land
浑善达克沙地沙地榆种群年龄结构研究
9.
Study on Seed Rain, Soil Seed Bank and Population Age Structure Characteristics in Natural Communities of Taxus Chinensis Var. Mairei
南方红豆杉天然群落种子雨、土壤种子库及种群年龄结构特征的研究
10.
A PRELIMINARY STUDY ON THE AGE STRUCTURE AND DISTRIBUTION PATTERN OF MASSON PINE POPULATION ON THE JINYUN MOUNTAIN, SICHUAN PROV., CHINA
缙云山马尾松种群年龄结构和分布格局的初步研究(英文)
11.
Age structure is a foundational base to study the population dynamics.
年龄结构是研究种群动态的重要基础。
12.
Numerical Approximate Scheme for Stochastic Age-dependent Population Equations
一类与年龄相关的种群系统的数值解
13.
The first people immunlized with inactivated vaccine against HFRS was 30～39 age group and the next peoples were 40～49 age and 20～29 age group;
30～39岁年龄组，其次是40～49岁和20～29岁年龄组是首选接种人群；
14.
Application of Life-Table to the Study of Age Structure of Mongolian Oak Population
应用生命表对蒙古栎种群的年龄结构的研究
15.
Optimal Control in Non-Linear Population Diffusion System with Age-Dependence;
与年龄相关的非线性种群扩散系统的最优控制
16.
Bistable Waves for a Single Species Model with Age Structure in 2-Dimension Lattice;
二维格上年龄结构单种群模型双稳行波解
17.
Optimal Harvest Model for Single Species Grouped by Years;
具有年龄结构的单种群最优捕获策略模型研究
18.
Numerical Method for an Age-dependent Model of Single Species Population Dynamics;
年龄相关的单一种群动态模型数值解法