Bark beetles

Science & technology   |   Biology   |   Presentation   |   11/21/2008   |   .doc   |   7 pages
Document abstract : « Beetle population size can be assessed by surveying the number of trees A preventive method widely used to control mountain pine beetles (D. ponderosae) is ...»

Synopsis abstract : «Introduction.. Taxonomy.. Life cycle.. Host plants.. Colonizing post plants.. Factors limiting population growth.. Ecosystem processes.. Fire.. Forest succession.. Decomposition.. Management options.. Conclusion.....»

Diagnosis, monitoring and evaluation of forest health and protection

Political science   |   Ecology & environment   |   Presentation   |   11/25/2008   |   .doc   |   9 pages
Document abstract : « An example is the identi?cation of mountain pine beetle (Dendroctonus ponderosae) attacks on lodgepole pine (Pinus contorta var. ...»

Synopsis abstract : «Introduction.. Forest health.. Importance of de?nitions and concepts.. Factors affecting forest health.. Forest declines.. Methods used in forest health diagnosis, monitoring, and evaluation.. Diagnosis.. Monitoring.. Status and...»

Foliage feeders in temperate and boreal forests

Science & technology   |   Biology   |   Presentation   |   11/21/2008   |   .doc   |   7 pages
Document abstract : « and Anthomyiidae, and the beetle families Chrysomelidae for autumnal moth on mountain birch, forest For example, jack pine budworm (Choristoneura pinus) larvae ...»

Synopsis abstract : «Introduction.. Diversity.. Feeding ecology.. Population dynamics.. Life-history traits.. Population regulation.. Population cycles.. Impacts of foliage-feeding insects on trees.. Conclusion.....»

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