宁夏罗山青海云杉林小蠹种类记述

Species of bark beetles in natural spruce forests in Luoshan national nature reserve,Ningxia

利用引诱剂诱集宁夏罗山青海云杉林的小蠹,共得到3种小蠹昆虫,分别为云杉小蠹(Scolytus sinopiceus)、云杉四眼小蠹(Polygraphus poligraphus)和林道梢小蠹(Cryphalus saltuarius),其中林道梢小蠹为宁夏新记录种.给出3种小蠹的形态特征描述和成虫整体照.研究标本保存在宁夏罗山国家级自然保护区管理局标本室.

The pheromone is applied to collect and monitor to Bark beetle by a series of field tests in Luoshan national nature reserve.There are three bark beetle species found in natural spruce forest,including Scolytus sinopiceus,Polygraphus poligraphus and Cryphalus saltuarius.Among of them,Cryphalus saltuarius is reported for the first time to Ningxia.Morphological descriptions are given in detail,and photograph of the bark beetles are provided.The specimens used are deposited in the Insect Collections of Administrative Bureau of Luoshan National Nature Reserve.