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Greenhouse Pest Problem Solver

New! Greenhouse IPM with an Emphasis on Biocontrols - A manual designed to help greenhouse growers implement biological control (biocontrol) and IPM.

Bug vs. Bug (PDF) - A compilation of Cathy Thomas' greenhouse biological control articles and pictures in an easy-to-use format for greenhouse growers and other people interested in IPM/biocontrol.

Also see Bug vs. Bug articles written for "The Vegetable and Small Fruit Gazette"

• Getting Started with Biocontrol
• Aphids
• Bumble Bee Pollination
• Caterpillars
• Fungus Gnats
• Mealbugs
• Plant Pathogens
• Shore Flies
• Symphylans
• Two-spotted Spider Mites
• Western Flower Thrips

PDA Regulatory Horticulture 
Semi-annual publication from PA Department of Ag. For recent issues see their web site.

• USDA's Role in Combating Pests of American Agriculture - Vol.28, 2002
• Plant Pest Regulation: Important Components of Your Pest Control Strategy - Vol.28, 2002
• The Clean Stock Program at Yoder Brothers - Vol.28, 2002
• New Treatment for Foliar Nematode - Vol.28, 2002
• Clover mite, Bryobia praetiosa (Acarina: Tetranychidae) - Vol.28, 2002
• Additions to the PA Noxious Weed Control List - Vol.26, 2000
• Recent Study Shows IPM Pays for Greenhouse Growers - Vol.26, 2000
• Invasive Species - Vol.25, 1999
• PDA and Penn State Cooperate to Hire Greenhouse Biocontrol Specialist - Vol.25, 1999
• Pests We Can Live With? - Vol.25, 1999
• Potexviruses - Vol.25, 1999
• Is Winter Mortality Wishful Thinking? - Vol.25, 1999
• Identifying Plant and Pest Problems Using Computer and Internet Resources - Vol.25, 1999
• Which Agency Can Help? - Vol.25, 1999
• Diseases Caused by Phytoplasmas - Vol.25, 1999
• Beneficial Insects Video Available - Vol.24, 1998
• Genetic Engineering - Out of the Laboratory and Into the Nursery - Vol.24, 1998

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PA IPM - Making Pennsylvania's Greenhouse Industry More Profitable (PDF format) - Brochure highlighting greenhouse IPM in PA

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Horticulture Department

Vegetable Crop Resources

Directory of Herbs - Plant list and information

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Publications - Look here for a complete list of greenhouse related publications from Penn State.

Alternatives to Insecticides for Managing Vegetable Insects - $8.00 NRAES publication, 84 pages

Managing Diseases, Pests, and Plant Growth in Greenhouses - 111pages, must purchase

Energy Conservation for Commercial Greenhouses - $17.00 NRAES publication, 84 pages

Identifying Diseases of Vegetables - $13.00

Establishing and Operating Greenhouse Crop Management Associations in Pennsylvania (PDF)

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Specialist at Penn State:

Rob Berghage - Horticulture
Gary Moorman - Plant Diseases
Cathy Thomas - Greenhouse Integrated Pest Management

Contact your County Extension Office