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作者机构:Department of Mathematics Beijing Jiaotong University Beijing 100044 China Institute of Applied Mathematics Academy of Mathematics and Systems Science Chinese Academy of Sciences Beijing 100080 China Department of Computer Science and Technology Beijing Information Technology Institute Beijing 100085 China
出 版 物:《Acta Mathematicae Applicatae Sinica》 (应用数学学报(英文版))
年 卷 期:2006年第22卷第2期
页 面:265-272页
核心收录:
学科分类:07[理学] 070104[理学-应用数学] 0701[理学-数学]
基 金:Supported by the National Science Foundation of China(No.10461002) Beijing Jiaotong University Science Foundation of China(No.2005sm063)
主 题:Stage-structure pollution extinction permanence
摘 要:In this paper, the authors considered a single-species model with stage-structure in a polluted ecological environment. Subject to the outside toxin input quantity being stable, the authors established the sufficient conditions under which the species will be permanent using Lyapunov method. At the same time biological implications briefly of these results are discussed.