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Prospects and Status of the Green Insecticide Chemicals Developed from Turpentine THE CHEMICAL CONSTITUENTS OF THE TURPENTINE 0F PINUS KESIYA VAR. LANGBIANENSIS Scanning Electron Microscope Observation on Antenna of Red Turpentine Beetle (Dendroctonus valens LeConte) Study on the Relationship between Growth and EnvironmentalTemperature of Rhizophagus grandis (Coleoptera: Rhizophagidae),An Important Predator of Dendroctonus valens (Coleoptera: Scolytidae) Genetic Variation and Comprehensive Selection of Turpentine Composition in High-yielding Slash Pine(Pinus elliottii)