搜索结果: 1-3 共查到“林业工程 Ips typographus”相关记录3条 . 查询时间(0.059 秒)
Evaluation of the efficacy duration of different types of pheromone dispensers to lure Ips typographus (L.) (Coleoptera: Curculionidae: Scolytinae)
forest protection spruce bark beetle efficacy trapping
2015/5/5
We present the results of testing 10 pheromone dispensers used to lure the spruce bark beetle – Ips
typographus (Linnaeus, 1758). A comparison was made between both their efficacy and also the decre...
Attempt to define morphological parameters enabling sex determination of Ips typographus (Linaeus, 1758) (Coleoptera: Curculionidae: Scolytinae) using PCA and CLU
spruce bark beetle principal components analysis cluster analysis
2015/5/5
There are only two known methods for determining the sex of Ips typographus (L.) – dissection that cannot be used with live beetles and by distinguishing between the density of the hairs on the head, ...
Insect pathogens with special reference to pathogens of bark beetles (col.,Scolytidae: Ips typographus L.).Preliminary results of isolation of entomopathogenic fungi from two spruce bark beetles in Slovenia
insect pathogens beetles pathogens entomopathogenic fungi Scolytidae Ips typographus
2009/11/26
This paper deals with the most important groups of insect pathogens, i.e. viruses, bacteria, fungi, nematodes and protozoans (microsporidia). We describe their basic characteristics, virulence, method...