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Optimal Harvesting for a Population System Based on Age-Structure
Author(s): 
Pages: 10-15
Year: Issue:  24
Journal: Mathematics in Practice and Theory

Keyword:  age-structurepopulation modeloptimal control;
Abstract: 研究一类带年龄结构的非线性种群系统的最优收获问题.建立单种群阶段结构模型,对成年、幼年种群同时捕获,得到了单种群阶段结构模型在正平衡点渐近稳定的充分条件;并给出了脉冲控制时间间隔的上界估计值.分别对其幼年种群和成年种群捕获问题,给出以最大捕获可持续均衡收获(MSY)为目标的最优捕获策略.
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