1.
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
2.
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
3.
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
4.
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
5.
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)
6.
Study on the Age Strcture and Spatial Distribution Pattern of the Salix oritrepha Population of the High-cold area in Eastern Qilian Mountains;
东祁连山高寒阴湿地区山生柳种群年龄结构和空间分布格局
7.
Analysis of Growth Porperities of Stolon and Age Structure of Sabina Vulgaris Population in Mu Us Sandy Land;
毛乌素沙地天然臭柏茎生长特性及种群年龄结构分析
8.
Analysis on the Population Structure of Stipagrostis Pennata in the Southern Fringe of Gurbantunggut Desert
古尔班通古特沙漠南缘羽毛针禾种群年龄结构分析
9.
Comparisons of Age Structure and Population Dynamics of Abies chensiensis and Abies fargesii
秦岭冷杉和巴山冷杉种群年龄结构及动态的比较分析
10.
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。
11.
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
12.
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
13.
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
14.
Optimal Harvesting for a Population System Based on Age-Structure
基于年龄结构的种群系统的最优收获控制
15.
Age structure and point pattern analysis of four Cercidiphyllum japonicum populations in three provinces of Hunan,Hubei and Anhui
湘鄂皖连香树种群的年龄结构和点格局分析
16.
Optimal Harvesting for Three Competing Species With Age-dependent and Diffusion
具有扩散和年龄结构竞争种群的最优收获(英文)
17.
Components and age structures of Calamagrostis pseudophragmites population modules in the Yily River Valley area,China
伊犁河谷不同生境假苇拂子茅种群构件组成及其年龄结构
18.
AGE STRUCTURE OF MAIN TREE SPECIES IN COMMUNITY OF TILIA BROADLEAF KOREAN PINE FOREST ON NORTHERN SLOPE OF CHANGBAI MOUNTAINS
长白山北坡椴树阔叶红松林群落主要树种的年龄结构研究