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Search a listing of Government of Alberta open datasets and publications.
Views: 218
Updated
January 1, 2014
Description
Many economic thresholds for insects attacking oilseed crops currently in use are nominal (i.e. unsupported by research). Some economic thresholds have been developed for major pests attacking...
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Views: 282
Updated
March 1, 2003
Description
Grasshoppers are a major pest of both cultivated crops and rangeland grasses in the world’s semi-arid regions. Traditionally drier areas like southern Alberta are more prone to recurring problems,...
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Views: 207
Updated
January 1, 2001
Description
This field guide was prepared to enable growers of seed alfalfa to quickly identify their pest and beneficial insects. The important distinguishing features are indicated on the plates by arrows....
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Views: 1452
Updated
January 1, 1993
Description
Black flies, which number about 100 species in Canada, occur in varying abundance in all parts of the country. Adult females feed on blood, causing irritation and discomfort to humans, domestic...