Effects of effective population size on the F_1 growth and survival of bay scallop Argopecten irradians;
有效群体大小对海湾扇贝F_1生长和存活的影响
Identification of effective pollinators of Primula merrilliana and effects of flower density and population size on pollination efficiency;
安徽羽叶报春的有效传粉昆虫及花朵密度和种群大小对传粉效果的影响
Appropriate management of vulnerable or endangered populations requires reliable estimates of the population size.
对于易受伤害或濒危物种的有效管理需要准确评估种群大小。
Studies on the Size Structure and Distribution Pattern of Robinia Pseudoacacia Population in Fuyan Mountain;
浮烟山刺槐种群大小结构及分布格局研究
The mean effective population size could be estimated as a harmonic means of the Ne.
估计出平均有效种群大小，作为所有世代Ne的调和平均值。
Study on the Distribution of the Small Mammals in Dali
大理市小型哺乳动物种群分布的研究
Initial Research Report on Differentiation Identification of Chinese Cabbage Clubroot Main Physiological Races
大白菜根肿病主要生理小种种群分化鉴定初报
A Study of the Panda Population and Conservation Strategies in Xiaoxiangling Mountains;
小相岭大熊猫种群生态学和保护策略研究
Studies on the Population Ecology and Invasion Mechanisms of Red Turpentine Beetle(Dendroctonus Valens);
红脂大小蠹种群生态学特性和入侵机制研究
Research on the Relationships between Population Distribution and Water Use Efficiency in Winter Wheat and Summer Soybean
冬小麦夏大豆种群分布与水分利用关系研究
Evaluation on control effect of parasitoids on Dendroctonus armandi population
寄生性天敌对华山松大小蠹种群控制作用评价
very tall evergreen of New Caledonia and the New Hebrides similar to norfolk island pine.
苏格兰和新赫布里底群岛的一种高大常绿树种，类似于小叶南洋杉。
(3) The size of C.
川鄂连蕊茶种群的生殖分配是地径大小的函数，拟合回归方程为：
A FINITE DIFFERENCE SCHEME FOR A NONLINEAR SIZE-STRUCTURED POPULATIONS MODEL
一类带大小结构的多种群模型的有限差分格式(英文)
In the later forms of group marriage similar relations probably existed, but with the group continually contracting.
在较后的各种群婚形式中，大概仍然存在着类似的状态，只是群的范围逐渐缩小罢了。
a seed stock of salmon in the river.
河里的大马哈鱼留种群
Non-metacyclic p-groups All of Whose Maximal Subgroups are Minimal Non-abelian
极大子群都是极小非交换群的非亚循环p-群
Influence of Intra-specific Competition on Population Dynamics of Bactrocera darsalis (Hendel)
种内竞争对桔小实蝇种群动态的影响
The50 lines were classified into2 subpopulations,3 types and9 groups according to their genetic distance.
测定了50个蚕豆品种的遗传距离,根据遗传距离大小,将50个蚕豆品种聚类为2群、3类、组。
The Population Composition and Prediction of Rodents in Dafang County
大方县农区鼠类种群组成及种群数量预测
Abstract: In the view of Friedrich Hayek, human morality approximately can be divided into two types: small groups morality and huge society morality.
内容提要哈耶克认为，古往今来人类的道德大致可分为两种类型：小社群道德和大社会道德。