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- RAPD Analysis for Natural Population Genetic Structure of Carya dabieshanensis[J]. 引用该论文 郭传友;黄坚钦;王正加;方炎明.
- Gene flow was small and genetic drift and inbreeding might be the main factors influencing population genetic structure of Acer miaotaiense. 庙台槭居群间的基因流很小,遗传漂变和随之而来的近交可能是刻划居群遗传结构的主要因素。
- The Nm values varied from 0.003 to 0.015, and indicated that major factor of population genetic diversity was induced for genetic drift. 而且基因流指数Nst(0.;003;0
- In this paper, a new Three Population Genetic Algorithm (TPGA) composes of three subpopulations with same size is proposed. 摘要提出了一种新的三种群遗传算法。
- At present study, the reasons of "horse-shoe effect" in correspondence analysis for analyzing human population genetic structure was explained. 摘要探讨了人类群体遗传结构对应分析中“蹄型效应”的产生机制及其遗传学解释。
- Parsons has reviewed the population genetics literature. Parsons给种群遗传学文献写了书评。
- The population genetic diversity index were1.7955(OPA10),0.6726(OPA13),0.5433(OPB07),0.0739(OPB10),0.9919(OPA04),1.4015(OPC06)and1.4514(OPK12)respectively. 根据Shannon公式计算出的7个引物扩增带频率的群体遗传多样性指数分别为:1.;7955(OPA10)、0
- According to the population genetic structure the RYR gene of n - allele frequencies were higher in Duroc and Yorkshire ,but was completely absent in Landrace. 从群体遗传结构分析表明:在约克夏,杜洛克猪群中,有n基因存在;
- Population genetics owes its origin to Francis Galton. 体遗传学的创立应归功于弗朗西斯·高尔顿。
- The population genetic diversity of Pteris vittata from Nanning area, including Nanning City, Wuming County, Longan County, was studied by allozyme electrophoresis method. 本文采用等位酶电泳技术,研究了南宁地区的南宁市、武鸣县和隆安县3个不同的生态环境的野生蜈蚣蕨居群的遗传多样性。
- A double population genetic algorithm (DPGA) is presented and applied to synthesize the array antenna pattern by controlling only the current amplitudes. 提出一种双种群遗传算法(DPGA)优化阵元电流幅度,以实现对阵列天线方向图的综合。
- This paper presents a pilot study conducted to test the applicability of non-invasive sampling approach in population genetic studies of Taiwanese macaques (Macaca cyclopis). 摘要本文为检验非侵略性采样法在台湾猕猴族群遗传研究应用性的前导实验。
- We describe how patterns of genetic diversity at a range of markers can be used to infer invasion routes, and to reveal the roles of selection and drift in shaping population genetic patterns that accompany range expansion. 描述了如何根据以一批遗传标记所得到的遗传多样性式样来推断入侵途径 ,来揭示伴随扩张选择和漂变在形成种群遗传样式中的作用。
- The farther you go from Africa, the less genetic variety there is, because in a rapidly dispersing population genetic variety is lost faster by random failures to breed than it is replenished by evolution. 离非洲越远,基因的差异就越不明显,因为在快速的移民过程中,因随机繁衍而消除基因差异的速度比进化带来的基因差异快。
- A double population genetic algorithm(DPGA) combined with finite-difference time-domain(FDTD) method is introduced to optimize the element spacing and lengths of Yagi-Uda antennas. 采用双种群遗传算法(DPGA)结合时域有限差分法(FDTD)优化八木天线的单元间距和长度,以实现更优方向图。
- But the population genetic that based on the statistic model can't explain the entropy change disciplinarian in the process of evolution, and the genetic diversity index system not enough prefect. 但目前建立在统计学基础上的群体遗传学尚未阐述清楚进化过程群体的熵变规律,而且遗传多态性分析的指标体系不够完善,因而必须用信息论方法科学描述和丰富遗传多样性的指标体系。
- Extrapolating and grasping the speciesin and between populations' genetic variation provide reference to the research of populations' differentiation. 在推测和掌握物种群体内遗传变异水平、种群间的遗传分化状况研究提供参考资料。
- Abstract:Genetic markers including allozyme,mtDNA,RAPD/RFLP and micro DNA have been used in the research of helminth population genetics. 寄生蠕虫群体遗传学研究常用的遗传标记有等位酶、线粒体DNA、随机扩增多态性DNA或扩增性片段长度多态性和微卫星DNA等。
- Chapters 2-5 are devoted to the basic concepts of Mendelian and population genetics which are of greatest concern in tree improvement. 第二到第五章介绍对于改良树木有密切关系的门德尔和群体遗传学的基本概念。
- Genecology The study of ecological genetics, or population genetics in relation to environment. 遗传生态学(种群生态学):是一门研究生态遗传或种群遗传与环境关系的学科。