Attractant of tomicus yunnanensis

The invention discloses an attractant of tomicus yunnanensis. The attractant comprises one or more of the following components: S-(-)-alpha-pinene, 1R-(+)-alpha-pinene, myrcene, (+)-camphene, (-)-camphene, alpha-terpinene, (+)-3-carene, (1s)-(-)-beta-pinene, (-)-limonene, (+)-limonene, (-)-Myrteneol, (s)-cis-verbenol, (-)-trans-verbenol and Cuparene. According to the attractant disclosed by the invention, the attractant containing a host and polypide volatile matter is utilized for attract tomicus yunnanensis massively, so that the tomicus yunnanensis is gathered in a certain device and then is killed; the attractant has the advantages of low cost, high efficiency, complete environmental friendliness, safety to people and livestock, incapability of generating drug resistance to insects and the like, so that the traditional passive chemical prevention and treatment can be replaced by active biological prevention and treatment; meanwhile, the aims of monitoring and forecasting the forestry insect pests can be achieved according to the amount of tomicus yunnanensis in the attractant.