MODELING THE OVERDISPERSION OF PARASITE LOADS

被引：10

作者：

BARBOUR, AD

KAFETZAKI, M

机构：

[1] Institut für Angewandte Mathematik, Universität Zürich

来源：

MATHEMATICAL BIOSCIENCES | 1991年 / 107卷 / 02期

关键词：

D O I：

10.1016/0025-5564(91)90008-7

中图分类号：

Q [生物科学];

学科分类号：

07 ; 0710 ; 09 ;

摘要：

Many epidemic models lead to an approximately Poisson distribution of parasites among hosts. This is at variance with observation, where heavy overdispersion is the rule. A simple model is proposed that, while treating individuals alike, nonetheless gives rise to highly variable parasite loads.

引用

页码：249 / 253

页数：5

共 6 条

[1] PROCESSES INFLUENCING THE DISTRIBUTION OF PARASITE NUMBERS WITHIN HOST POPULATIONS WITH SPECIAL EMPHASIS ON PARASITE-INDUCED HOST MORTALITIES [J].