摘要
对在偏害作用下的Lotka_Volterra模型进行了定性分析,给出了在污染环境中偏害共生的两种群持续生存与绝灭的阈值。
This paper discusses the amensalism Lotka_Voherra model of two populations . First of all , the qualitative of amensalism symbiosis is obtained. Secondly , a threshold between two groups in a polluted environment is given.
出处
《鸡西大学学报(综合版)》
2008年第5期100-101,共2页
JOurnal of Jixi University:comprehensive Edition
关键词
偏害作用
数学模型
定性分析
生存与绝灭
阈值
Amensalism symbiosis
Mathematical model
Qualitative analysis
Environmental pollution
Persistent and extinction
Threshold