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The Western spruce budworm was first recorded in the United States (for Oregon) in 1914. However, it was not initially recognized as a serious threat to coniferous forests in the western U.S. Aerial spraying apparently terminated some smaller epidemics in the southern and central Rockies; others subsided naturally.
Choristoneura freemani Razowski, 2008, western spruce budworm; Choristoneura fumiferana (Clemens, 1865), eastern spruce budworm; Choristoneura griseicoma (Meyrick, 1924) Choristoneura hebenstreitella (Muller, 1764), mountain-ash tortricid; Choristoneura heliaspis (Meyrick, 1909) Choristoneura improvisana (Kuznetsov, 1973)
Choristoneura occidentalis. Archips occidentalis [or Choristoneura occidentalis in some schemes] is a species of moth of the family Tortricidae.It is found in the Gambia, and possibly more broadly, such as Democratic Republic of Congo, Tanzania, and South Africa.
Choristoneura fumiferana, the eastern spruce budworm, is a species of moth of the family Tortricidae native to the eastern United States and Canada. The caterpillars feed on the needles of spruce and fir trees. Eastern spruce budworm populations can experience significant oscillations, with large outbreaks sometimes resulting in wide scale tree ...
Choristoneura orae, the spruce budworm, is a moth of the family Tortricidae. It is found in North America. It is found in North America. Caterpillar Pupa Damage
The Tortricidae are a family of moths, commonly known as tortrix moths or leafroller moths, [1] in the order Lepidoptera.This large family has over 11,000 species described, and is the sole member of the superfamily Tortricoidea, although the genus Heliocosma is sometimes placed within this superfamily.
Spruce budworm (adult and pupa shown), a serious pest of forests, can be monitored using pheromone traps Main articles: Mechanical pest control , Insect trap , and Crop rotation Mechanical pest control is the use of hands-on techniques as well as simple equipment and devices, that provides a protective barrier between plants and insects .
Treatment of worm infections is mostly limited to cats kept in human care. Most infections are rather harmless for cats, since a pathogen-host balance is established when the immune system is intact. However, because some of them can cause health disorders and some also pose a potential danger to humans, regular deworming for cats in the human ...