Related Links

• Arboreta (United States)
• Arthropod Images (insects & their relatives)
• Asian Longhorned Beetle
• Biological Control (sources, information)
• Coleoptera (beetles and weevils)
• Deer and Ornamental Plants
• Drought Information
• Elongate Hemlock Scale
• Emerald Ash Borer
• Entomological and Pest Management Supplies
• Governmental Agencies
• Green Industry Associatins and Organizations
• Gypsy Moth
• Hemlock Woolly Adelgid
• Hymenoptera (beneficial wasps, ants, bees, etc.)
• Insect Collecting
• Insecticides and Insecticide Resistance Management
• Integrated Pest Manamgent (IPM)
• Lepidoptera (moths, butterflies, and skippers)
• Mollusks, Snails, and Slugs
• Museums (insect collections)
• National Plant Diagnostic Network Information
• Nursery Pests
• Ornamental Pest Management Product Information - Registrants
• Pennsylvania State University
• Periodical Cicadas
• Scale Insects
• Sirex Wood Wasp
• Snails & Slugs (see Mollusks)
• Weevils
• Wood-Boring Insects on Trees & Shrubs
• Woody Ornamental Pest Management
• Woody Ornamental Plants

Arboreta (United States)

• The National Arboretum
• The Arboretum at Penn State

Arthropod (insects & their relatives) Images

• The Bugwood Network
• Welcome to BugGuide.Net! - BugGuide.Net
• The G.E.C. Slide Collection

Asian Longhorned Beetle

• ALB Diagnostic Web Site - Cornell University
• Asian Longhorned Beetle - USDA Forest Service
• Asian Longhorned Beetle - UVM Public Awareness
• Asian Longhorned Beetle - USDA APHIS
• Cornell News: Beetle background

Biological Control (sources, information)

• The Bug Factory
• Syngenta Bioline Limited
• Sterling Insectary
• Koppert Biological Systems
• IPM Laboratories, Inc.
• BioLogic Company - Natural Pest Control: Beneficials
• Biobest Biological Systems
• Beneficial Insectary
• Becker Underwood
• Biological Control: A Guide to Natural Enemies in North America (Cornell)
• Suppliers of Beneficial Organisms in North America - California Department of Pesticide Regulation

Coleoptera (beetles and weevils)

• Beetle Breeding - Dorcus.com
• Coleoptera
• The Coleopterists Society
• The Firefly Files
• Tiger Beetles of the United States - USGS

Deer and Ornamental Plants

• Resistance of Ornamentals to Deer Damage - West Virginia University
• Deer List of Resistant Plants - University of Rhode Island

Drought Information

• CLIMVIS Information - National Climate Data Center
• Drought Related Information - Penn State
• NOAA's Drought Information Center
• NOAA National Drought Map - Long Term Palmer

Elongate Hemlock Scale

• Pest Alert - Elongate Hemlock Scale, USDA - Forest Service
• Elongate Hemlock Scale - Penn State Entomology

Emerald Ash Borer

• Emerald Ash Borer, Michigan Department of Agriculture
• Emerald Ash Borer, Ohio Department of Agriculture
• Emerald Ash Borer, USDA - Forest Service
• Emerald Ash Borer- Bugwood Network
• Emerald Ash Borer in Maryland - Maryland Department of Agriculture
• Ash Alert - Emerald Ash Borer - The Ohio State University

Entomological and Pest Management Supplies

• Ben Meadows Company
• BioQuip Products
• Carolina Biological Supply Co.
• Forestry Suppliers, Inc.
• GEMPLER'S
• Great Lakes IPM
• John W. Hock Company
• Ianni Butterfly Enterprises
• WARD'S Natural Science
• WILDCO - Wildlife Supply Co.

Pennsylvania

• PA Department of Agriculture
• PDA: Publications: Plant Industry - Regulatory Horticulture
• PA Department of Conservation and Natural Resources
• PA Bureau of Forestry Homepage
• PA DCNR - Forestry - Forest Pest Management
• PA State Parks
• PA Department of Environmental Protection
• PA Game Commission

Federal

• USDA Forest Service, Northeastern Research Station
• Northeastern Research Station - USDA Forest S...
• USDA Forest Service Northeast.- State and Private Forestry
• USDA - Animal and Plant Health Inspection Service
• United States Environmental Protection Agency

Green Industry Associations and Organizations

• American Horticultural Society
• ANLA - American Nursery & Landscape Association
• ISA - International Society of Arboriculture
• ISA - Penn-Del Chapter
• PA Community Forests
• PA Forestry Association
• PLNA - Pennsylvania Landscape & Nursery Association
• Southern Nursery Association, Inc.
• Tree Care Industry Association

Gypsy Moth

• PA - DCNR - Gypsy Moth
• Bugwood - Gypsy Moth
• Michigan State University - Gypsy Moth in the Forest

Hemlock Woolly Adelgid

• PA - DCNR - Hemlock Woolly Adelgid
• USDA - FS - Pest Alert - Hemlock Woolly Adelgid
• Proceedings: Symposium on Sustainable Management of Hemlock Ecosystems in Eastern North America

Hymenoptera (beneficial wasps, ants, bees, etc.)

• National History Museum: Universal Chalcidoidea Database

Insect Collecting

• Bugwood - How To Collect And Prepare Forest Insect and Disease Organisms and Plant Specimens for Identification..

Insecticides and Insecticide Resistance Management

• Resistance Management from IRAC (Insecticide Resistance Action Committee)
• Index of Common Names of Pesticides
• Classification of Insecticides
• Pesticide Education Program - Penn State
• US EPA Office of Pesticide Programs
• US EPA - What are Biopesticides
• US EPA - Biopesticides
• US EPA - Biopesticide - All Active Ingredients
• US EPA - Recent Biopesticide Fact Sheets

Integrated Pest Management (IPM)

• Pennsylvania Integrated Pest Management (PA IPM)
• The SE IPM Working Group
• Radcliffe's IPM World Textbook - University of Minnesota
• Great Links For Commodity Specific IPM - Michigan State University
• National Integrated Pest Management Network
• University of California Statewide Integrated Pest Management Project
• New York State Integrated Pest Management Program

Lepidoptera (moths, butterflies, and skippers)

• Caterpillar Hostplants Database - The Natural History Museum, London
• NABA - North American Butterfly Association
• Butterflies and Moths of North America - Montana State University
• Caterpillars on the Foliage of Conifers in the Northeastern United States - Bugwood
• Caterpillars of Eastern Forests - USGS
• How to Make Butterfly Gardens - University of Kentucky

Mollusks, Snails, and Slugs

• The Living World of Mollusks
• Snails and Slugs - University of California
• Internet IPM Resources on Mollusk Pests
• FAQ: Snails

Museums (insect collections)

Pennsylvania

• The Academy of Natural Sciences
• Carnegie Museum of Natural History
• Welcome to the Frost Entomological Museum

United States (and international)

• Entomology Index: Insect Collections - Iowa State University

National Plant Diagnostic Network Information

• National Plant Diagnostic Network
• Northeast Plant Diagnostic Network

Nematodes

• Nematode Database - USDA Nematode Collection
• Insect Parasitic Nematodes - Ohio State University

Nursery Pests

• Forest Nursery Pests - Bugwood Network

Ornamental Pest Management Product Information - Registrants

• ArborSystems
• BASF Ag Products
• Bayer Advanced Lawn & Garden Information
• Bayer Crop Science World
• Bayer Pro Central
• Bonide Products, Inc.
• Cerexagri
• Certis USA Crop Protection
  
• Chipco Professional Products Canada - Bayer Environmental Science
  
• Cleary Chemical Corporation
  
• Chemtura Corporation
  
• Dow AgroSciences
  
• Drexel Chem. Co.
  
• DuPont Crop Protection
  
• FMC Corporation
  
• Gowan
  
• LESCO
  
• Mauget
  
• Micro Flo
  
• Monterey Lawn and Garden Products
  
• Novartis, US
  
• OHP - Olympic Horticultural Products
  
• Rohm and Haas Company
  
• Scotts: Product Guide: Weed Insect and Disease Control
  
• SePro
  
• Sunoco Inc.
  
• Syngenta Professional Products - Turf & Ornamentals
  
• TreeTech - Microinjection Systems
  
• Valent - Agricultural & Professional Products
  
• Wellmark International - Greenhouse
  
• Whitmire Micro-Gen

Pennsylvania State University

• Penn State Department of Entomology
  
• Penn State
  
• Penn State Cooperative Extension

Periodical Cicadas

• Mid-Atlantic Cicada Data Base Project
  
• National Geographic News: Cicada Invasion Begins
  
• Cicada Mania

Scale Insects

• ScaleNet - Database of Scale Insects of the World
  
• USDA - Systematic Entomology Laboratory's Coccoidea Web Page
  
• U. S. National Collection of Scale Insect Photographs - USDA-ARS
  
• Mealybugs - University of Florida, Institute of Food and Agricultural Sciences

Sirex Wood Wasp

• Sirex noctilio- A Woodwasp - NY Environmental Conservation
  
• Sirex noctilio woodwasp - USDA-APHIS
  
• Sirex woodwasp - USDA Forest Serv. Pest Alert -

Snails and Slugs (see Mollusks)

Weevils

• Black Vine Weevil Biology and Management - University of Minnesota
  
• Black Vine Weevil - North Carolina State University
  
• Black Vine Weevil - Ohio State UniversityOSU
  
• White Pine Weevil - USDA-FS
  
• White Pine Weevil - Canadian Forest Service
  
• What is the White Pine Weevil - Canadian Forest Service
  
• Terminal Weevils Guidebook - British Columbia Forest Practices Code

Wood-Boring Insects on Trees and Shrubs

• Guide to Insect Borers in North American Broadleafed Trees and Shrubs - Bugwood Network

Woody Ornamental Pest Management

• Woody Ornamental Insect, Mite, and Disease Management - Penn State

Woody Ornamental Plants

• US National Arboretum Plant Hardiness Zone Map - USDA.
  
• Plants Database - USDA Natural Resources Conservation Service
  
• Forest Biology and Dendrology Educational Site - Virginia Tech
• Woody Plants in North America - Virginia Tech