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Wednesday, July 22, 2020 | History

2 edition of Parasites of forest Lepidoptera in Canada. found in the catalog.

Parasites of forest Lepidoptera in Canada.

G A. Bradley

Parasites of forest Lepidoptera in Canada.

by G A. Bradley

  • 87 Want to read
  • 13 Currently reading

Published by Information Canada in Ottawa .
Written in English


Edition Notes

SeriesPublications -- 1336.
ContributionsCanadian Forestry Service.
ID Numbers
Open LibraryOL20676266M

  Lepidoptera is a massive order with over , species worldwide. It can be easily told apart from other orders by the scales that cover the wings and bodies of adults. With a few exceptions Lepidoptera have two pairs of wings and a curled proboscis used for siphoning nectar and other fluids.   Endophagous Lepidoptera species like these bud parasites often lack known diagnosable morphological characters for species‐level identification because the larvae of too few species have been described. Rearing larvae to adults and performing the morphological dissections required for species identification is extremely time‐consuming, and.

  For use in our laboratory, we purchased McMorran diet ingredients from the Insect Production Services (Great Lakes Forestry Centre, Canadian Forest Service, Sault Ste. Marie, ON, Canada). Ingredients were preserved for up to 6 mo in air-sealed packages (excluding linseed oil and potassium hydroxide (KOH), which were kept in bottles) at °C. Buy Forest Lepidoptera of Canada, recorded by the forest insect survey on FREE SHIPPING on qualified orders.

  Although many Lepidoptera are valued for their beauty, and a few are useful in commerce (e.g., the silkworm, Bombyx mori), the larvae of these insects are probably more destructive to agricultural crops and forest trees than any other group of insects. BioAlfa. Costa Rica’s natural heritage is one-million-plus species of wild multicellular organisms. It is 4% of the world’s biodiversity. These species live everywhere in the country, but they are concentrated in the 25% that is natural forest and in unperturbed marine ecosystems.


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Parasites of forest Lepidoptera in Canada by G A. Bradley Download PDF EPUB FB2

Additional Physical Format: Online version: Parasites of forest Lepidoptera in Canada. Ottawa: Environment Canada, Canadian Forestry Service: Available from Information Canada, Get this from a library. Parasites of forest Lepidoptera in Canada. Part 2, Subfamily Ichneumoninae Stenopneusticae (Hymenoptera Ichneumonidae).

[G A Bradley; Forest Insect and Disease Survey (Canada); Biosystematics Research Institute (Canada)]. Parasites of forest Lepidoptera in Canada, subfamily Ichneumoninae Stenopneusticae (Hymenoptera: Ichneumonidae). Part 2.

Forestry Technical Rep Canadian Forestry Service, Environment Canada, Ottawa, by: Download book Download PDF Download All Download JPEG Download Text Forest Lepidoptera of southern Ontario and their parasites, received and reared at the Ottawa Forest Insect Survey Laboratory from to ,Cited by: Forest Lepidoptera of southern Ontario and their parasites, received and reared at the Ottawa Forest Insect Survey Laboratory from toBy.

Canada. Dept. of Agriculture. Forest Biology Division. Raizenne, Henri. Type. Book Material. Published material. Publication info. This first volume and those to be published in the same series are based on the work of the Forest Insect Survey, which was begun in eastern Canada in and subsequently extended to forest regions throughout the country.

The information is arranged in a semi-tabular form under insect species, and concerns distribution, food-plants (with the number of records for each), type of feeding.

Hypotheses for the causes of regular cycles in populations of forest Lepidoptera have invoked pathogen-insect or foliage-insect interactions. However, the available data suggest that forest caterpillar cycles are more likely to be the result of interactions with insect parasitoids, an old argument that seems to have been neglected in recent years.

The Moth Book. Doubleday Page, Garden City, N.Y. Jones, J.R.J. Llewellyn. Forest Lepidoptera of Canada Recorded by the Foresr Insect Survey. I–IV. A catalogue of the Parasites and Predators of Insect Pests. 4 sections, numerous parts. Commonwealth. Spruce budworms and relatives are a group of closely related insects in the genus are serious pests of conifers, such as are nearly forty Choristoneura species, and even more subspecies, or forms, with a complexity of variation among populations found throughout much of the United States and Canada, and about again this number in Eurasia.

Population dynamics within host-parasite systems in insects is governed by a series of factors, both endogenous and exogenous. Among them, five factors may be considered as major drivers: the respective inherent rates of increase of the host and of the parasite, the level of resource available to the host, the respective immigration rates of the host and of the parasite.

As of latethere had only been one sighting of jumping worms in Canada, but the country’s vast tracts of carbon-rich, worm-free boreal forest are. These are all pests of the Lepidoptera order.

Mimic has been reviewed and approved by both Health Canada’s Pest Management Regulatory Agency and the U.S. Environmental Protection Agency. The registered formulation of Mimic (labelled Mimic LV in Canada) is 25% tebufenozide. The other components are glycerol, canola oil and water.

A catalogue of the parasites and predators of insect pests. Section I. Parasitic host catalogue, Part 6. Parasities of Lepidoptera. Author(s): Thompson, W. Book: A catalogue of the parasites and predators of insect pests.

Section I. Parasitic host catalogue, Part 6. Population cycles in forest Lepidoptera revisited. Annual Review of Ecology, Evolution, and Systematics – Myers J. H., and Kukan B. Changes in the fecundity of tent caterpillars: a correlated character of disease resistance or sublethal effect of disease.

Oecologia – Myers J. H., Malakar R., and Cory J. Eruptive forest Lepidoptera defoliate millions of hectares annually in North America (Haack and Byler ), suppressing growth and weakening or killing host trees (Davidson et al.

), altering. 26 species of forest Lepidoptera that occurred between the years and in the Northern Hemisphere, including Asia, North America, and Europe.

Considerable variation. The known Lepidoptera (moths and butterflies) of the provinces and territories of Canada are summarised, and current knowledge is compared to the state of knowledge in A total of species are known to occur in Canada in 81 families, and a further 50 species have been reported but are unconfirmed.

Lepidoptera Books Showing of Peterson Field Guide to Moths of Northeastern North America (Paperback) by. David Beadle (shelved 3 times as lepidoptera) avg rating — 81 ratings — published Want to Read saving Want to Read.

Doganlar, M. and B.P. Beirne. Fruit tree leaf-rollers (Lepidoptera) and parasites (Hymenoptera) introduced in the Vancouver district, British Columbia, Canada. The moth book, a popular guide to a knowledge of the moths of North America.

Dover Publications, Inc., Prentice. R.M. et al. Forest Lepidoptera of Canada recorded by. Matthew R. Cover, Michael T. Bogan, in Thorp and Covich's Freshwater Invertebrates (Fourth Edition), Lepidoptera.

Lepidoptera (moths and butterflies), one of the four most speciose orders of insects, has a larval stage (caterpillars) that in most species consumes live plant tissues.

A large number of species are known to be herbivores on aquatic and riparian vegetation, and are. Lepidopteran - Lepidopteran - Natural history: The habits of Lepidoptera are extremely diverse, depending on the adaptations of the species or group to climate, environment, type of food plant, way of feeding, and many other factors.

The great majority of food plants are conifers and flowering plants, but primitive plants such as mosses, liverworts and ferns, and some lichens are eaten by a.This is the largest family in the order Lepidoptera (moths and butterflies) and are called cutworms.

There are aro known species, and their caterpillars are so diverse to be classified on the basis of similar features.

In general, these caterpillars have stout bodies and inconspicuous setae.(Box 1) indicates that the parasite-bud- worm interaction only explains 28% of the observed per-capita growth rate of the budworm and 50% of the parasitoids, which is hardly a dominant effect.

There seems to be little doubt, how- ever, that population cycles of some for- forest Lepidoptera. hypotheses, in.