agriculture canada

Adults of the family Chironomidae are commonly called chironomids, midges, nonbiting midges, or chironomid midges, and the red larvae of some group...

Beetles belong to the order Coleopera, the most diverse order of living organisms in the world. The estimated 9116 species in Canada constitute an ...

In the past 30 years a proliferation of new nematode taxa has made it increasingly difficult to keep up with taxonomic changes and additions. I und...

All species and subspecies of beetles known to occur in Canada and Alaska are listed along with their synonyms; these names are arranged alphabetic...

Les clés qui suivant sont une traduction de celles qui se trouvent dans l'ouvrage publié en anglais sous le titre de The Mosquitoes of Canada par W...

This guide to collecting and preserving has a dual objective: to acquaint amateur entomologists or potential amateurs with the basic methods of obt...

Since the early 1980s, application of biological control methods against insect pests has had a major resurgence. Parasite Hymenoptera are among th...

The main purpose of this new Manual of Nearctic Diptera is to provide an up-to-date, well-illustrated, easily interpretable means for identifying t...

The main purpose of the Manual of Nearctic Diptera is to provide a modern, well-illustrated, easily interpretable means for identifying the familie...

Volumes 1 and 2 of the Manual of Nearctic Diptera were concerned with the anatomy, terminology, and identification of all the known families and ge...

A large and thriving community of diminutive roundworms, or nematodes, lives within the soils of Canada. A few grams of soil from a garden, lawn, f...

Cet ouvrage est la traduction d'une nouvelle édition de la publication No. 932 D'Agriculture Canada, intitulée Collecting, Preparing and Preserving...

The Anthocoridea, or flower bugs, are economically important as a group because they prey on other arthropods. They have, however, received very li...

The aradid bugs are known as flat bugs. Their thin body and sombre color are remarkable adaptations for their life under barks; this is especially ...

wo hundred and fourteen species of Scolytidae known or suspected to occur in Canada and Alaska are dealt with in this publication. Also included ar...

Many kinds of decaying organic materials are microhabitats commonly inhabited by a wide variety of beetles. In these materials, some beetles, such ...

Although there has been sporadic collecting of spiders in Canada for more than a century, the spider fauna is not well known in any part of the cou...

The cutworm, or owlet, moths constitute a family belonging to the order Lepidoptera. This order consists of all the moths and butterflies. Cutworm ...

The superfamily Chalcidoidea, commonly called chalcids or chalcid flies, is a large group of mostly small parasitic or phytophagous insects within ...

The Syrphidae, flower flies or hover flies, are among the most common, most brightly colored and conspicuous, and most frequently collected of Dipt...

Sawflies are exciting first captures of spring. As soon as most of the snow is gone, many sawflies fly over a tan and gray landscape, to be caught ...

arvae of the family Chironomidae are abundant in most freshwater and semiaquatic habitats, and in some terrestrial, brackish, and saline habitats. ...

The aphids are among the best known of all plant pests. Anyone who has grown plants either in the home or garden is familiar with these insects. Wh...

The orthopteroid insects include the grasshoppers, locusts, crickets, and their kind as well as cockroaches, mantids, termites, rock-crawlers (or g...