STABILITY REGIONS IN PREDATOR-PREY SYSTEMS WITH CONSTANT-RATE PREY HARVESTING

被引:139
作者
BRAUER, F [1 ]
SOUDACK, AC [1 ]
机构
[1] UNIV BRITISH COLUMBIA,DEPT ELECT ENGN,VANCOUVER V6T 1W5,BC,CANADA
关键词
Catastrophes; Predator-prey systems; Stability;
D O I
10.1007/BF00280586
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
We analyze the global behavior of a predator-prey system, modelled by a pair of non-linear ordinary differential equations, under constant-rate prey harvesting. By methods analogous to those used to study predator harvesting, we characterize the theoretically possible structures and transitions. With the aid of a computer simulation we construct examples to show which of these transitions can be realized in a biologically plausible model. © 1979 Springer-Verlag.
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页码:55 / 71
页数:17
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