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STUDIES ON THE NUCLEAR POLYHEDROSIS VIRUS OF THE POPLAR LOOPER APOCHEIMA CINERARIUS Ⅵ. STORAGE EFFECT TEST ON THE VIRULENCE OF ACINPV STUDIES ON BIOCHEMICAL AND BIOPHYSICAL CHARACTERISTICS OF A NUCLEAR POLYHEDROSIS VIRUS OF APOCHEIMA CINERARIUS AND THE USE IN THE RESEARCH OF VIRAL INSECTICIDES Studies on Nuclear Polyhedrosis virus of the Poplar Looper(Apocheima cinerarius) Ⅶ. Test Efficency Evaluation of Aci NPV lnsecticide in Field Studies on Sustainable Effects for Helicoverpa armigera Nuclear Polyhedrosis Virus to Host Insects The synergistic action and UV protection of optical brightener on three different geographic isolates of Asian Gypsy Moth Nucleopolyhedrovirus (LdMNPV) DEVELOPMENT OF A NPV COMPOUND BIOCONTROL AGENT FIELD TESTS OF THE FEASIBILITY OF SEX PHEROMONE PLUS VIRUS DISPENSER TECHNIQUE Sustainable Effects for Hyphantria cunea Nuclear Polyhedrosis Virus on the Host Insects and the Diffusion Approach of the Virus A C-type lectin from the cotton bollworm inhibiting NPV proliferation in vivo Survey and Analysis for Susceptibility of in vitro Cultured Insect Cell Lines to AcNPV and BmNPV Biological Activity of the BusuNPV and Its Detection Technology The synergistic activity of SpltNPV or SeNPV chitinase expressed in Escherichia coli with the baculovirus in infecting host insects Synergistic effect of tebufenozide combined with Autographa californica nuclear polyhedrosis virus against Spodoptera exigua Establishment of PCR Assay for Detecting of Lymantria dispar Multiple-embedded Nucleopolyhedrovirus (LdMNPV) Study on a Synerg istic Effect of Three FluorescentBr ighteners on H yphan tria cunea NPV Application of PCR Method for Detecting of the EoNPV in Ectropis oblique and Its Biological Activity Estimating fractional cover of photosynthetic vegetation and non-photosynthetic vegetation in the Xilingol steppe region with EO-1 hyperion data THE DEBILITATION OF HaNPV ON COTTON BOLLWORM STUDIES ON THE BIOLOGICAL SUPPRESSION OF COMMON CUTWORM SPODOPTERA UTURA FABRICIUS Advances in the studies on molecular biology and genetic engineering of Helicoverpa armigera single nucleocapsid nucleopolyhedrovirus Effect of three main environmental factors on virulence of NPV from tea geometrid Study on the Mass Propagation of Lymantria dispar Nuclear Polyhedrosis Virus (LdNPV) and Its Application EXPERIMENTS OF TECHNIQUE OF SEX PHEROMONE PLUS VIRUS DISPENSER IN WIND TUNNEL Analysis on the Optimal Ratio of Bt to EoNPV Studies on the Natural Enemies of Gypsy Moth,Lymantria dispar(Lep.:Lymantriidae)in Dayi,Sichuan Province Preliminary Study on Catopsilia pornana NPV Effect of a Fluorescent Brightener, Host Plants and Geographic Strains of LdNPV on the Phenoloxidase Activity of Gypsy Moth Larvae Study on Additives of VBL,Chlorbenzuron,Trichlorphon on\n Parocneria orienta NPV