[1]School of Mathematical Science;
Yangzhou University Yangzhou 225002;
P. R. China;
[2]Department of Mathematics;
Faculty of Education University of Khartoum;
Khartoum 321;
Sudan;
[1]School of Mathematical Science;
Yangzhou University Yangzhou 225002;
P. R. China;
[3]Key Laboratory of PCBHFASQ;
Yangzhou University Yangzhou 225002;
P. R. China;
[1]School of Mathematical Science;
Yangzhou University Yangzhou 225002;
P. R. China;
[2]Department of Mathematics;
Faculty of Education University of Khartoum;
Khartoum 321;
Sudan;
共存; 模型; 环境; 异构; 特征值问题; 相互作用; 数字模拟; 生长率;