Study on Frass Extruded by Larvae of Anoplophora glabripennis Biological Control of Apriona swainsoni (Coleoptera:Cerambycidae) by Applying Three Parasitoid Species Biocontrol of Batocera horsfieldi (Coleoptera: Cerambycidae)Attacking Ash Trees by Releasing the Parasitoid Dastarcus helophoroides (Coleoptera: Bothrideridae) Biological Control of Apriona swainsoni (Coleoptera: Cerambycidae) by Releasing the Parasitic Beetle Dastarcus helophoroides (Coleoptera: Bothrideridae) Geographical Distribution of Dastarcus helophoroides in China Biocontrol of Asian Longhorned Bettle Larva by Releasing Eggs of Dastarcus helophoroides (Coleoptera: Bothrideridae) Overwintering Characteristics and Cold-Hardiness of Biotype of Dastarcus helophoroides (Coleoptera: Bothrideridae) on Monochamus alternatus (Coleoptera: Cerambycidae) Biocontrol of the Overwinter Monochamus alternatus with Dastarcus helophoroides Biological Control of Monochamus alternatus(Coleoptera:Cerambycidae) by Releasing Eggs and Adults of Dastarcus helophoroides (Coleoptera:Bothrideridae) Behavior of a Cerambycid Parasitoid Beetle (Dastarcus helophoroides) Biocontrol of Oak Longhorn Beetle, Massicus raddei by Releasing Parasitoid Dastarcus helophoroides (Coleoptera: Bothrideridae) Adults and Eggs Overwintering and Cold Tolerance of a Parasitic Natural Enemy, Dastarcus helophoroides (Coleoptera: Bothrideridae), in Gansu Province Biological Control of Batocera horsfieldi (Coleoptera: Cerambycidae)by Releasing Its Parasitoid Dastarcus helophoroides (Coleoptera: Bothrideridae) Population-keeping mechanism of the parasitoid Dastarcus helophoroides (Coleoptera: Bothrideridae) of Massicus raddei (Coleoptera: Cerambycidae) in oak forest