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Tribe Halictini

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Entomological News- Journal available for free at Internet Archuve
Individual Volumes:

1-2 1890-189103 189204 189305 189406 189507 189608 189709 189810 1899

Pest identification and diagnosis
[cite:592730]
pictorial keys to important pest spp. and sound general info on several major groups, incl. aphids, mealybugs, scale insects, whiteflies,

Bumblebee.org
[cite:592210]
(despite the name, the site deals with a wide variety of topics beyond bumble bees)
Pictorial guide to North American species

Ohio State University Extension fact sheets
[cite:592021]
scroll down to 'Insect and Pest Series Index'.
i find their fact sheets dealing with minor domestic pests (psocids, fungus beetles, carabids, and the like) and invaders to be the most useful part of that collection for BG purposes.

The National Agricultural Library's Agricultural Thesaurus
[cite:590936]

Ziser S.W. (2008-2012) The aquatic invertebrates of Texas
[cite:589927]

European and Mediterranean Plant Protection Organization (EPPO)
[cite:588766]
Data sheets -- very informative, cover hundreds of agricultural pests, incl. many of relevance for our area

Parker D. (-2012) AquaTax Consulting
[cite:586481]
pictorial keys & sound general info on Saskatchewan aquatic macroinvertebrates (parts of the data base seem to be under construction)

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