Dendroctonus valens(DENCVA)
Photos
All photos included on this page can only be used for educational purposes.
For publication in journals, books or magazines, permission should be obtained from the original photographers with a copy to EPPO.
For publication in journals, books or magazines, permission should be obtained from the original photographers with a copy to EPPO.
Larvae of Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
Beetle inside the gallery, Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
Resin masses mixed with frass and dust (pitch) around entrance hole of Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
Resin masses mixed with frass and dust (pitches) indicating the attacks by the beetle of Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
The close-up the gallery fragment and the beetle, Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
The adult of Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa
Gallery under the bark, Dendroctonus valens, Wisconsin, USA
Courtesy: Kenneth Raffa