The article reviews advances in molecular biology of Spodoptera litura multicupsid nucleopolyhedroviru,the epizootic dynamics of Spodoptera litura nuclear polyhedrosis virus,the poison to non-target organisms,the factory turns the production and the field efficacy.

On the basis of analyzing the problems that collaboration work among application services are not good in the process of providing services for networked manufacturing enterprises,a kind of running process of networked manufacturing platform was proposed.

This paper describes the running process and security policy of the main controller applied to MW wind turbine.

In order to understand the characterization and genetic mutations of the NS1 gene of the H9N2 and H5N1 subtype avian influenza viruses(AIV),the nucleotide sequences of NS1 regions of 12 strains of AIV from 2000～2003 in southern China were tested.