Persistence and extinction of diffusion populationbeing exploited or predated;

Nonnegative solution for a class of semilinear population diffusion equations;

Investigation on population distribution and seasonal change of flies in Yancheng city;

Comparison of population distribution pattern of evergreen broadleaved forests between Nanling Dadingshan Nature Reserve and Dinghushan;

Preliminary investigation of the community structure and population distribution of rotifera in Dongchang Lake;

The distribution population-based genetic algorithm for parameters optimization of two-degree-of-freedom PID controllers;

The Changes in Number and Population Distribution of Phytoplankton of Nihe Reservoir;