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Russian Wheat Aphid

Russian Wheat Aphid

Cereal Leaf Beetle


Grasshoppers In Field Crops

Caterpillars in Small Grains

Spider Mites in Corn

Onion Pest Management

Weekly Updates available at


The Colorado State University Extension Pest Alert Newsletter is available at:

CSU Extension Pest Alert

The Colorado State University Pest Alert Bulletins highlight recent and future pest problems and are available as loadable copies. To view these files, you will need a copy of Adobe 'Acrobat Reader'.

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