The number change laws of soybean aphid and their natural enemies per 100 plants were investigated in order to extend the prevention and control scope of soybean aphid.

Study on the Function of Baizhu Being Used as an Agent in Reducing the Remain of Agricultural Chemical Pesticide;

Study on the population dynamics of Myzus Persicae and its natural enemies on lily;

Seasonal abundance of woolly apple aphid,Eriosoma lanigerum and its parasitic wasp,Aphelinus mali and community structure of woolly apple aphid and its natural enemies in Southwestern area of Shandong Province;

A survey of the natural enemies of Parasaissetia nigra on rubber trees in Xishuangbanna;

Hippocampal Neuronal Lesion of Rats Following Predator Stress and Regulatory Role of Steroid Receptor System in Hippocampus on the Psychological Stress Responses;

The quantity equilibrium formula between rodent and predator is deduced in natural ecology.

Research found out totally 12 kinds of predators on rodent pests distributing in the desert forest of Fukang city,belonging to 3 classes,4 orders,8 families,and 10 genera.

To Control Trunk Insect Pests Semanotus bifasciatus with Its Natural Enemy Pyemotes sp.;

Dynamics of insect pest and natural enemy communities in early paddy fields in the Yangtze-Huaihe area;

Study of several insecticides on primary pests and natural enemy of rice;

According to the study on the temporal niche, spatial niche and two-dimentional niche in time and space of main pest and enemy guilds in peach garden, the utilization of main pest and enemy guilds on the time and space were analyzed.