INTERFERENCE AND GENERATION CYCLES

被引:131
作者
RUXTON, GD [1 ]
GURNEY, WSC [1 ]
DEROOS, AM [1 ]
机构
[1] UNIV AMSTERDAM,DEPT PURE & APPL ECOL,1090 SM AMSTERDAM,NETHERLANDS
关键词
D O I
10.1016/0040-5809(92)90014-K
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
In this paper we re-examine the derivation of an interference limited functional response due to Beddington (1975 J. Anim. Ecol. 44, 331-340) and extend his treatment to more realistic models of the interference process. We study the dynamic effects of interference in the context of a structured population model and show that the stabilising effect of interference against paradox of enrichment cycles is unaffected by age-structure. We also demonstrate that single generation cycles are much more weakly affected by interference than prey-escape cycles. Thus the net effect of weak interference is to prevent single generation cycles from being masked by the prey-escape cycles which would otherwise dominate the population dynamics. © 1992.
引用
收藏
页码:235 / 253
页数:19
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