Title : 
On a model in population of biology
         
        
        
            Author_Institution : 
Dept. of Inf. & Math. Sci., China Jiliang Univ., Hangzhou, China
         
        
        
        
        
        
        
            Abstract : 
In this paper, we discuss the existence of positive periodic solutions for a delayed model in population of Biology, by using the theory of coincidence degree. Some related results are improved.
         
        
            Keywords : 
biology; nonlinear dynamical systems; biological population model; coincidence degree theory; delayed population model; positive periodic solutions; Biological system modeling; Delay; Equations; Indexes; Logistics; Mathematical model;
         
        
        
        
            Conference_Titel : 
Biomedical Engineering and Informatics (BMEI), 2010 3rd International Conference on
         
        
            Conference_Location : 
Yantai
         
        
            Print_ISBN : 
978-1-4244-6495-1
         
        
        
            DOI : 
10.1109/BMEI.2010.5639725