March 15, 2009

Mountain Pine Beetle ~ Land Management



 
Photo: US Department of Agriculture

Life Cycle of Bark Beetle











Graphic: csfs.colostate.edu




Egg galleries

www.ext.colostate.edu













Larvae

www.ext.colostate.edu









Pupae
Photo: David McComb, USDA Forest Service










Adult
Beetle
Photo: www.ext.colostate.edu









Successful pitch
Photo: www.ext.colostate.edu










Colorado
Photo: www.fs.fed.us








Mountain Pine Beetle Impacts in Old Town Basalt, 2007 & 2008 







To enlarge double click on photo














30'+ dead lodgepole pine (Pinus contorta) in background
 Photo: Lisa DiNardo 4-4-08














45'+ dead Scotch and 30'+ lodgepole pines
Photo: Lisa DiNardo
4-4-08













45'+ Scotch pine (
Pinus sylvestris)
These two stately Scotch pines were once an integral part of Basalt's community forest. The pine on the left was successfully hit in 2007 and the other in 2008. Photo: Lisa DiNardo 4-4-08











Scotch pine (Pinus sylvestris)
Photo: Lisa DiNardo 4-4-08














Pitch Tube
Scotch pine
(Pinus sylvestris)
Photo: Lisa DiNardo 4-4-08












Pupae
Photo: Lisa DiNardo 4-9-08















Resources
Colorado State Forest Service CSFS
Colorado State University Extension CSU
For The Forest
Gilpin County Extension
Mountain Pine Beetle Images

Summit County Colorado Pine Beetle Information

Management Controls for Mountain Pine Beetle
Pheromone Treatments - Verbenone (trimethyl-bicyclo-heptenone)
Spray Treatments



Lisa DiNardo, Horticulturist/Certified Arborist, RM -7161 A Town of Basalt Public Gardens & Community Forestry Department

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