University of Illinois Extension

Pests & Disease

Disease

What Is Disease

HORTICULTURAL PLANT PATHOLOGY HORTICULTURAL PLANT PATHOLOGY

View information on fungi and bacteria at the University of Massachusetts site.

8800 update test

Illustrated Glossary of Plant Pathology Illustrated Glossary of Plant Pathology

View the American Phytopathological Society's Illustrated Glossary of Plant Pathology.

University of Illinois Plant Clinic University of Illinois Plant Clinic

For diagnosis of plant disease and insect infestation you can contact the University of Illinois Plant Clinic, open year round, at 217-333-0519 or visit the web site above.

Leaf Diseases

Extension Publications Extension Publications

This NebGuide describes anthracnose diseases in sycamore, ash, oak, maple and walnut trees and offers suggestions for control.

Leaf Diseases on Ornamental Trees and Shrubs Leaf Diseases on Ornamental Trees and Shrubs

For a more in depth look at several common leaf spot diseases, check the Ohioline site.

Powdery Mildews on Ornamental Plants Powdery Mildews on Ornamental Plants

For more information on powdery mildew, refer to the Ohio State site.

Rhizosphaera Needlecast on Spruce Rhizosphaera Needlecast on Spruce

For more information on Rhizosphaera Needlecast, go to the Ohio State web site.

Twig, Stem, or Trunk Diseases

Canker and Dieback Diseases of Woody Plants Canker and Dieback Diseases of Woody Plants

For a closer look at different types of cankers, go to the University of Illinois Extension site.

Cytospora Canker of Spruce Cytospora Canker of Spruce

Additional pictures and information on Cytospora canker of spruce are found at the Ohio State web site.

Phomopsis and Kabatina Tip Blights of Junipers Phomopsis and Kabatina Tip Blights of Junipers

The Ohio State site has a good write-up on the twig blights of juniper.

Sphaeropsis (Diplodia) Blight Sphaeropsis (Diplodia) Blight

For information on Sphaeropsis, refer to the UIUC site on Sphaeropsis (Diplodia) Blight.

Vascular Diseases

Verticillium Wilt Verticillium Wilt

Verticillium wilt is discussed in more detail at the University of Illinois Plant Pathology site.

Glossary

Illustrated Glossary of Plant Pathology Illustrated Glossary of Plant Pathology

For an excellent illustrated glossary of plant pathology terms, refer toAmerican Phytopathological Society's website.

Insects

Basic Course Links

Entomology  for the NC Master Gardener Entomology for the NC Master Gardener

The Entomology course for North Carolina Master Gardeners is a good resource.

General Entomology course at North Carolina State University. General Entomology course at North Carolina State University.

Visit the North Carolina State basic entomology course.

Landscape Entomology Laboratory Landscape Entomology Laboratory

The basic Entomology course at Purdue has sections on classification of insects and characteristics plus much more.

Flower Pests

Master Gardener Research Program Master Gardener Research Program

The "Master Gardener Research Program" page by Purdue University and the Illinois Natural History Survey contains information and photos on natural enemies; vegetable, landscape and turf pests. These sites provide supplementary information for all of the insect groups discussed in this unit.

Photo Gallery of Insects and Mites on Ornamental Plants Photo Gallery of Insects and Mites on Ornamental Plants

Check out the North Carolina insect photo gallery for pictures of insects. The insects are shown alphabetically by common name.

Residential, Structural and Community Pests Residential, Structural and Community Pests

North Carolina State maintains a web site of insect pests. Insect fact sheets and photos are classified by plant category.

Pests and Disease1

Integrated Pest Management

Related IPM OnLine Homestudy Courses

What is IPM?
IPM for Cockroaches
IPM for Ants/Termites
Turfgrass IPM
Minimizing Pests in the Garden
Managing Weeds in the Home Garden
Resistance of Woody Ornamental Plants to Deer Damage

Integrated Pest Management

Pesticide Education Resources - University of Nebraska Pesticide Education Resources - University of Nebraska

The University of Nebraska-Lincoln online class "Applying Pesticides Correctly" has a discussion section and study questions about Principles of Pest Control.

Labels

Pesticide Labels & MSDS Pesticide Labels & MSDS

For further information on pesticide labels, link to the University of Nebraska class.

ACORN(Alternative Control Outreach Research Network)

ACORN (Alternative Control Outreach Research Network) ACORN (Alternative Control Outreach Research Network)

ACORN is a growing network of Master Gardeners, Extension Educators and University Researchers interested in reducing pesticide use in home gardens. Keep up on the latest developments in our ACORN project. Find Links about how to use and obtain the most effective alternatives to pesticides.

The BUG Review

University of Illinois Bug Review University of Illinois Bug Review

For quick identification and information on the most common bugs attacking your Trees and Shrubs, Fruit and Vegetables, Lawns and Turf, Flowers, and Household Plants, see the Bug review.

Integrated Pest Management2

Barley Straw Control for Algae in Ponds
See Attachment A below for hot links and resources on Barley Straw for the Control of Algae in Ponds.

Attachment A

Barley Straw Control for Algae in Ponds: Source of Information

University Information and Research

 Pond Algae Control With Barley Straw Pond Algae Control With Barley Straw

Pond Algae Control With Barley Straw, Bryan Butler, Faculty Assistant, Carroll Cooperative Extension Service, University of Maryland Cooperative Extension Service

Barley Straw Control For Algae Barley Straw Control For Algae

Barley Straw to Control Pond Algae (Hort Ideas) Barley Straw to Control Pond Algae (Hort Ideas)

Growing Barley

Barley Barley

Growing Barley – University of Missouri

Barley Disease Problems Barley Disease Problems

Barley: The Versatile Crop Barley: The Versatile Crop

Growing Barley

Herbicide and Nonherbicide Injury Symptoms on Spring Wheat and Barley Herbicide and Nonherbicide Injury Symptoms on Spring Wheat and Barley

Nutrient Deficiencies of Small Grains

Illinois Agricultural Pest Management Handbook Illinois Agricultural Pest Management Handbook

Refer to Illinois Agricultural Pest Management Handbook for weed, insect and disease control .

Small Grains – University of California Small Grains – University of California

Utilizing New Barley Cultivar in Dairy Calf Rations Utilizing New Barley Cultivar in Dairy Calf Rations

Organizations and Associations

Business Information

Integrated Pest Management3

Source

Introduction | Botany | Soil | Pests and Disease | Ornamentals | Fruits | Garden
Environmental Concerns | Other Related Links