Meanwhile , hypermutation is used to keep the population ' s diversity and overcome the prematurity 引入超变异算子维持种群的多样性，提高全局寻优能力。
One of these , rabies , is of particular concern because it is endemic in the dog population 其中之一为狂犬病，尤为令人担忧，因为这是家犬种群的常见疾病。
The struggle between organisms of the same or different species in order to access limited resources 在同一或不同种群的生物之间为获得有限资源而进行的争斗。
Study on cohort structure of betula platyphylla population in virgin forest , northern region of daxing ' anling mountains , china 大兴安岭北部地区原始林白桦种群的世代结构
The changing process of rhizome growing and the propagating process of population expanding supplement each other 根茎自身的生长变化过程与种群的增长繁殖过程相辅相成。
In the study of the population dynamics , the population ' s persistence is a very interesting and important problem 在种群动力学的研究过程中，种群的持续生存问题一直倍受关注。
The existence and uniqueness of global solutions in a functional differential equation model of biological population 一个有关生物种群的泛函微分方程模型整体解的存在性和唯一性
Postglacial population expansion of dacrydium pierrei podocarpaceae in hainan , southern china , based on cpdna trn l - f nocoding sequence data 序列数据分析海南陆均松种群的冰期后扩张
- a hybrid particle swarm optimization algorithm for finding the minimum of the function fitness in the real space 用微粒群算法解旅行商问题，微粒群算法是最近才兴起的一种基于种群的优化算法。
In 1998 , fires affected 2 , 5 million hectares of forests , including key areas for the siberian tiger population 1998年，被火灾波及的林地总面积达250万公顷，其中包括西伯利亚虎种群的主要栖息地。
