To investigate the effect of pathogenicity of Paecilomyces cicadae (PC) to aphis medicnginis koch, the insecticidal mortality of the 8 strains of PC were tested.

Biological Activity of Pinellia ternata with Various Extraction against Aphis glycines and Preliminary Screening of Activity Concentration;

Contacting Activity against Aphis glycines of Ethanol Extraction from Three Gentiana in Mountain Changbai

Contacting death and antifeeding against Aphis glycines of various extraction from the bulbs of Typhonium giganteum Engler were studied through Uniform Design.

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 predation functional responses of Menochilus sexmaculates Fabricius to Aphis craccivora Koch;

Based on the reported trpB gene sequences of Buchnera from other aphid species,a pair of common primers was designed to amplify the trpB gene of Buchnera in Myzus persicae(Sulzer)and Aphis craccivora Koch.

A modified practical method for rearing Aphis craccivora with meridic liquid nutrients;

Interactions between the parasitoid Lysiphlebus japonicus Ashmead and its host Aphis craccivora Koch:host-stage selection and its effect on development;

Study on the sensitivity of Aphis craccivora to insecticide and inhibiting effects of insecticide on Aphis craccivora CarE and AChE