Large flies buzz and annoy, clustering together around windows and knocking into lampshades. These are cluster flies — noisy but harmless flies that enter homes through cracks and gaps.
Describes and illustrates various flea beetle species (color photos) and life history. Includes instructions for monitoring as well as several management options, with emphasis on preventive measures.
Discusses symptoms of blueberry gall midge infestation, biology and life cycle of the midge, monitoring, and potential for damage. Color photos and sampling instructions included.
Sitka spruce is among the world's fast-growing trees and the largest of the world's spruces. It's a valuable commercial timber. Its range extends from Alaska to northern California, but it faces unique problems ...
Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.