integrated pest management
Educational MaterialsFrequently Asked QuestionsVideoDecision Aids

Field CropsFruitsVegetablesLandscape & TurfGreenhouseHome, Yard & GardenLivestock

Reports on Plant Diseases

Small Grains

Smuts of Barley, RPD No. 100

Barley Yellow Dwarf Virus Disease of Small Grains, RPD No. 101

Soilborne Mosaic and Yellow Mosaic (Spindle Streak Mosaic) of Winter Wheat, RPD No. 102

Scab of Cereals, RPD No. 103

Foliar Diseases of Wheat, RPD No. 104

Ergot of Cereals and Grasses, RPD No. 107

Stem Rust of Small Grains and Grasses, RPD No. 108

Crown Rust of Oats, RPD No. 109

Septoria Disease of Oats, RPD No. 111

Loose Smut of Wheat, RPD No. 112

Root and Crown Rots of Small Grains, RPD No. 113

Oat Smuts RPD No. 114

Spot Blotch, Net Blotch, and Stripe Disease of Barley, RPD No. 115

Scald of Cereals and Forage Grasses, RPD No. 116

Blast of Oats, RPD No. 117

Blue Dwarf of Oats, RPD No. 118

Rots and Germ Damage of Small Grains in Storage, RPD No. 119

Wheat-streak Mosaic, RPD No. 120

Stinking Smut or Common Bunt of Wheat, RPD No. 121

Downy Mildew of Small Grains, RPD No. 122

Winter Wheat Disease Management Program, RPD No. 123

Corn and Sorghums

Corn Stalk Rots, RPD No. 200

Stewart's Leaf Blight of Corn, RPD No. 201

Common Leaf Blights and Spots of Corn, RPD No. 202

Corn Smuts, RPD No. 203

Corn Ear and Kernel Rots, RPD No. 205

Storage Rots of Corn, RPD No. 206

Crazy Top of Corn, RPD No. 207

Sorghum Smuts, RPD No. 208

Physoderma Brown Spot of Corn, RPD No. 210

Viral Diseases of Corn in Illinois, RPD No. 211

Illinois Corn Disease Management Program, RPD No. 212

Forage Crops

Bacterial Wilt of Alfalfa, RPD No. 300

Leaf and Stem Diseases of Alfalfa, RPD No. 301

Root and Crown Troubles of Alfalfa, RPD No. 302

Anthracnose Diseases of Clovers, RPD No. 303

Root and Crown Troubles of Clovers, RPD No. 304

Powdery Mildew of Red Clover, RPD No. 305

Seed Rot, Damping-off, and Seedling Blights of Alfalfa and Clovers, RPD No. 306

Virus Diseases of Alfalfa and Clovers in Illinois, RPD No. 307

Alfalfa Disease Management Program, RPD No. 308

Helminthosporium Leaf Spots and Blotches of Forage Grasses, RPD No. 309

Brown Stripe or Leaf Streak of Forage Grasses, RPD No. 310

Selenophoma Leaf Spot or Speckle of Forage Grasses, RPD No. 311

Stagonospora Leaf Spot or Blotch of Forage Grasses, RPD No. 312

Anthracnose of Forage Grasses and Cereals, RPD No. 313

Stripe Smut of Forage Grasses, RPD No. 314

Bacterial Blights of Forage Grasses, RPD No. 315

Grasses and Turf

Recommendation for the Control of Diseases of Turfgrasses RPD No. 400

Slime Molds in Turfgrass, RPD No. 401

Turfgrass Disease Control, RPD No. 402

Fairy Rings, Mushrooms, and Puffballs, RPD No. 403

Snow Molds of Turfgrasses, RPD No. 404

Helminthosporium Leaf, Crown, and Root Diseases of Turfgrasses, RPD No. 405

Powdery Mildew of Turfgrasses, RPD No. 406

Dollar Spot of Turfgrasses, RPD No. 407

Summer Patch and Necrotic Ring Spot of Lawns and Fine Turfgrasses, RPD No. 408

Leaf Smuts of Turfgrasses, RPD No. 409

Pythium Blight of Turfgrasses, RPD No. 410

Rhizoctonia Diseases of Turfgrasses, RPD No. 411

Rusts of Turfgrasses, RPD No. 412

Red Thread and Pink Patch of Turfgrasses, RPD No. 413

Bacterial Wilt and Decline of Turfgrasses, RPD No. 414

Yellow Tuft or Downy Mildew of Turfgrasses, RPD No. 415

Anthracnose of Turfgrasses, RPD No. 416

Minor Leaf Spot and Blight Diseases of Turfgrasses, RPD No. 417


The Soybean Cyst Nematode Problem, RPD No. 501

Bacterial Foliage Diseases of Soybeans, RPD No. 502

Fungus Foliage Diseases of Soybeans, RPD No. 503

Root and Stem Diseases of Soybeans, RPD No. 504

Virus Diseases of Soybeans, RPD No. 505

Soybean Seed Quality and Fungicide Seed Treatment, RPD No. 506

Illinois Soybean Disease Management Program, RPD No. 507

Powdery Mildew of Soybeans, RPD No. 508

Pod and Stem Blight, Stem Canker, and Phomopsis Seed Decay of Soybeans, RPD No. 509

Management of Phytophthora Root and Stem Rot of Soybeans, RPD No. 510

Rhizoctonia Root and Stem Rot of Soybeans, RPD No. 511

Sudden Death Syndrome of Soybeans, RPD No. 512


Fungal Leaf Spots of Black Walnut, RPD No. 600

Leaf Diseases of Mountain-Laurel, RPD No. 601

Armillaria Root Rot of Treees and Shrubs, RPD No. 602

Iron Chlorosis of Woody Plants: Cause and Control, RPD No. 603

Cytospora or Leucostoma Canker of Spruce, RPD No. 604

Leaf Rusts of Poplars and Willows in the Midwest, RPD No. 605

Phomopsis Canker and Dieback of Russian Olive, RPD No. 606

Bacterial Diseases of Geranium, RPD No. 607

Virus Diseases of Geraniums, RPD No. 608

Tulip Fire or Botrytis Blight, RPD No. 609

Black Spot of Rose, RPD No. 610

Powdery Mildew of Roses, RPD No. 611

Gladiolus Viruses, RPD No. 612

Leaf Spots, Anthracnose, and Scab of Pansy and Violet, RPD No. 613

Common Virus Diseases of Orchids, RPD No. 614

Damping-Off and Root Rots of House Plants and Garden Flowers, RPD No. 615

Bacterial Diseases of Anthurium, Dieffenbachia, Philodendron, and Syngonium RPD No. 616

Powdery Mildews of Ornamentals, RPD No. 617

Oak Wilt and Its Control, RPD No. 618

Fasciation, or Leafy Gall, RPD No. 619

Leaf Scorch of Woody Plants, RPD No. 620

Anthracnose Diseases of Shade Trees, RPD No. 621

Phomopsis Twig Blight of Juniper, RPD No. 622

Botrytis Blight or Gray Mold of Ornamental Plants, RPD No. 623

Needle Blights and Needle Casts of Pines, RPD No. 624

Sphaeropsis Blight or Diplodia Tipblight of Pines, RPD No. 625

Rose Cane Cankers, RPD No. 626

Hollyhock Rust, RPD No. 627

Iris Leaf Spot, RPD No. 628

Oedema or Corky Scab, RPD No. 629

Common Rust of Roses, RPD No. 630

Red Spot, Leaf Blotch, or Measles of Peonies, RPD No. 631

Virus and Virus-Like Diseases of Roses, RPD No. 632

Tulip Breaking or Mosaic, RPD No. 634

Snapdragon Rust, RPD No. 635

Canker and Dieback Diseaes of Woody Plants, RPD No. 636

Leaf Spot or Blight of Hawthorn, RPD No. 637

Firethorn Scab, RPD No. 638

Stem Blight of Vinca Minor, RPD No. 640

Decline and Dieback of Trees and Shrubs, RPD No. 641

Wood Rots and Decays, RPD No. 642

Dutch Elm Disease and its Control, RPD No. 647

Fungal Leaf Spot Diseases of Shade and Ornamental Trees in the Midwest, RPD No. 648

Pachysandra Leaf and Stem Blight, RPD No. 649

Fusarium Wilt Diseases of Herbaceous Ornamentals, RPD No. 650

Gladiolus Corm Rots, RPD No. 651

Leaf Spot Diseases of English Ivy, RPD No. 652

Peperomia Diseases, RPD No. 653

Mosaic Diseases of Iris, RPD No. 654

Common Leaf Diseases of Zinnia, RPD No. 655

Bacterial Wetwood and Slime Flux of Landscape Trees, RPD No. 656

Downy Mildew of Snapdragons, RPD No. 657

Geranium Rust, RPD No. 658

Bacterial Leaf Spot of Begonia, RPD No. 659

Elm Yellows or Phloem Necrosis and its Control, RPD No. 660

Cytospora Canker of Poplars and Willows, RPD No. 661

Witches' Broom of Hackberry, RPD No. 662

Oak Leaf Blister, RPD No. 663

Phytophthora Root Rot and Dieback of Rhododendrons and Azaleas in the Midwest, RPD No. 664

Tomato Spotted Wilt Virus, RPD No. 665

Rose Rosette Disease, RPD No. 666

Small Fruits

Raspberry Anthracnose, RPD No. 700

Strawberry Red Stele Root Rot, RPD No. 701

Strawberry Leaf Diseases, RPD No. 702

Black Rot of Grape, RPD No. 703

Gray Mold of Strawberries, RPD No. 704

Downy Mildew of Grape, RPD No. 705

Leaf Variegation or June Yellows in Strawberries, RPD No. 706

Verticllium Wilt of Strawberry, RPD No. 707

Orange Rust of Brambles, RPD No. 708

Spur Blight and Cane Blight of Raspberry, RPD No. 709

Virus Diseases of Brambles in the Midwest, RPD No. 710

Failure of Fruit Set in Blackberries, RPD No. 711

Tree Fruits

Cherry Leaf Spot, RPD No. 800

Fire Blight of Apple, RPD No. 801

Rust Diseases of Apple, Crabapple, and Hawthorn, RPD No. 802

Apple and Crabapple Scab, RPD No. 803

Brown Rot of Stone Fruits, RPD No. 804

Peach Leaf Curl and Plum Pockets, RPD No. 805

Perennial Canker of Peach, RPD No. 806

Cultural Practices to Control Diseases in Home Fruit Plantings, RPD No. 807

Stem-pitting Disease of Stone Fruits, RPD No. 808

Black Knot of Plums and Cherries, RPD No. 809

Bacterial Spot of Stone Fruits, RPD No. 810

Scab of Peach, Nectarine, Plum, and Apricot, RPD No. 811

Phytophthora Collar Rot of Apple, RPD No. 812

Botryosphaeria Canker and White Rot of Apples, RPD No. 813

Black Rot of Apple, RPD No. 814

Sooty Blotch and Flyspeck of Apple, RPD No. 815

Powdery Mildew of Apple, RPD No. 816

Necrotic Leaf Blotch of Golden Delicious Apples, RPD No. 817

Bitter Rot of Apple, RPD No. 818


Controlling Diseases in the Home Vegetable Garden, RPD No. 900

Fusarium Yellows of Cabbage and Related Crops, RPD No. 901

Rhizoctonia Disease of Cabbage and Related Crops, RPD No. 902

Aster Yellows, RPD No. 903

Fusarium Wilt of Watermelon and Muskmelon, RPD No. 904

Bacterial Wilt of Cucumber and Muskmelon, RPD No. 905

Blossom-end Rot of Tomato, RPD No. 906

Stewart's Wilt and Blight of Sweet Corn, RPD No. 907

Early Blight, Septoria Leaf Spot, and Anthracnose Ripe Rot of Tomato, RPD No.908

Common Scab of Potato, RPD No.909

Bacterial Spot of Pepper and Tomato, RPD No.910

Root Rots of Pea, RPD No.911

Wilt Diseases of Pea, RPD No.912

Late Blight and Buckeye Rot of Tomato, RPD No.913

Cloudy Spot of Tomato Fruit, RPD No.914

Vegetable Seed Treatment, RPD No.915

Damping-Off and Seedling Blights of Vegetables, RPD No.916

Viral Diseases of Tomato in Illinois, RPD No.917

Alternaria Leaf Spot or Blight of Cucurbits, RPD No.918

Angular Leaf Spots of Cucurbits, RPD No. 919

Anthracnose of Cucumber, Muskmelon, Watermelon, and Other Cucurbits, RPD No. 920

Bacterial Diseases of Beans, RPD No. 921

Root and Stem Rots of Garden Beans, RPD No. 922

Clubroot of Cabbage and Other Crucifers, RPD No. 923

Black Rot Of Cabbage and other Crucifers, RPD No. 924

Powdery Mildew of Cucurbits, RPD No. 925

Mosaic Diseases of Cucurbits, RPD No. 926

Downy Mildew of Cucurbits, RPD No. 927

Scab of Cucurbits, RPD No. 928

Fusarium Wilt or "Yellows" of Tomato, RPD No. 929

Onion Leaf Blights, RPD No. 931

Onion Pink Root, RPD No. 932

Onion Smut, RPD No. 933

Asparagus Rust, RPD No. 934

Early Blight of Potato, RPD No. 935

Late Blight of Potato, RPD No. 936

Bacterial Ring Rot of Potato, RPD No. 937

Leaf Blights or Spots of Carrot, RPD No. 938

Sunscale of Pepper and Tomato, RPD No. 939

Anthracnose and Alternaria Fruit Rots of Pepper, RPD No. 940

Leaf Mold of Greenhouse Tomatoes, RPD No. 941

Gray-mold Rot or Botrytis Blight of Vegetables, RPD No. 942

Bacterial Soft Rot of Vegetables, Fruits, and ornamentals, RPD No. 943

Scouting Horseradish for IPM, RPD No. 944

Phytophthora Blight of Cucurbits, RPD No. 945

Plectosporium Blight of Cucurbits, RPD No. 946

Phytophthora Blight of Pepper, RPD No. 947

Two Bacterial Diseases of Watermelon, RPD No. 948

Blackleg of Cabbage and Other Crucifers, RPD No. 955

White Rusts of Vegetables, RPD No. 960

Common Rust and Southern Rust of Sweet Corn, RPD No. 965


Seed Treatments for Field Crops, RPD No. 1001

Characteristics of Fungicides Used in Field Crops, RPD No. 1002

The Weather and Plant Diseases, RPD No. 1003

Problems of Mixing Pesticides, RPD No. 1004

Plant Damage from Air Pollution, RPD No. 1005

Crown Gall, RPD No. 1006

Sclerotinia Disease, White Mold or Watery Soft Rot, RPD No. 1008

Verticillium Wilt Disease, RPD No. 1010

Collecting and Submitting Soil Samples for Nematode Analysis, RPD No. 1100

Root-Knot Nematodes, RPD No. 1101

Foliar Nematode Disease of Ornamentals, RPD No. 1102

Lesion Nematodes, RPD No. 1103

Pine Wilt Disease, RPD No. 1104

Mycotoxins and Mycotoxicoses, RPD No. 1105

The Ectoparasitic Nematodes Of Illinois, RPD No. 1106

Predictive Soil Sampling and Analysis Procedures for the Soybean Cyst Nematode, RPD No. 1107

Nematode Parasites of Turfgrass, RPD No. 1108

University of Illinois Extension
College of Agricultural, Consumer and Environmental Sciences
Crop Sciences | Entomology
Natural Resources & Environmental Sciences
Illinois Natural History Survey
Illinois C-FAR SRI

Home | Field Crops | Fruits| Vegetables| Landscape & Turf | Greenhouse| Home, Yard & Garden | Livestock
Insects | Weeds| Plant Diseases | Search IPM

Integrated Pest Management
Copyright © 2002
University of Illinois at Urbana-Champaign