Introduction
Importance of Wheat
Wheat Production Losses
The Wheat Plant
Genetic Resources of Wheat

Diseases Caused by Bacteria
Aster Yellows
Bacterial Leaf Blight
Bacterial Mosaic
Bacterial Sheath Rot
Bacterial Streak and Black Chaff
Basal Glume Rot
Gumming
Pink Seed
Spike Blight
Stem Melanosis

Diseases Caused by Fungi and Fungus-Like Organisms
Alternaria Leaf Blight
Anthracnose
Ascochyta Leaf Spot
Aureobasidium Decay
Black Head Molds (Sooty Head Molds)
Black Point (Smudge)
Blast
Brown Root Rot
Cephalosporium Stripe
Common Root and Foot Rot and Associated Leaf and Seedling Diseases
Dilophospora Twist and Leaf Spot
Downy Mildew (Crazy Top)
Ergot
Eyespot (Strawbreaker Foot Rot)
Fusarium Head Blight (Scab)
Fusarium Root, Crown, and Foot Rots and Associated Seedling Diseases
Halo Spot
Mycotoxins
Phoma Spot
Platyspora Leaf Spot
Powdery Mildew
Pythium Root Rot
Rhizoctonia Root Rot
Ring Spot
Rusts
Leaf Rust
Stem Rust
Stripe Rust
Septoria tritici Blotch
Sharp Eyespot
Smuts
Common Bunt (Stinking Smut)
Dwarf Bunt
Flag Smut
Karnal Bunt
Loose Smut
Snow Molds
Pink Snow Mold
Sclerotinia Snow Mold (Snow Scald)
Snow Rot
Speckled Snow Mold (Typhula Blight)
Southern Blight (Sclerotium Base Rot, Sclerotium Wilt)
Stagonospora nodorum Blotch and Stagonospora avenae Blotch
Stem Scald (False Eyespot)
Storage Molds
Take-All
Tan Spot (Yellow Leaf Spot)
Tar Spot
Zoosporic Root Colonizers

Diseases Caused by Nematodes
Cyst Nematodes
Root-Gall Nematode
Root-Knot Nematodes
Root-Lesion Nematodes
Seed Gall Nematode
Stem Nematode
Stubby-Root Nematodes
Stunt Nematodes
Other Nematodes Associated with Wheat

Diseases Caused by Viruses and Viruslike Agents
Agropyron Mosaic
Barley Stripe Mosaic and Barley Yellow Stripe
Barley Yellow Dwarf
Barley Yellow Striate Mosaic
Brome Mosaic
Chloris Striate Mosaic (Australian Wheat Striate Mosaic)
Cocksfoot Mottle
European Wheat Striate Mosaic
Flame Chlorosis
High Plains Disease
Maize Streak
Northern Cereal Mosaic
Tenuivirus Diseases: Iranian Wheat Stripe and Rice Hoja Blanca
Wheat American Striate Mosaic
Wheat Dwarf
Wheat Soilborne Mosaic
Wheat Spindle Streak Mosaic (Wheat Yellow Mosaic)
Wheat Spot Mosaic
Wheat Streak Mosaic
Wheat Yellow Leaf
Winter Wheat (Russian) Mosaic
Yellow Head Disease
Other Viruses Infecting Wheat

Damage Caused by Insects and Mites
Armyworms and Cutworms (Lepidoptera: Noctuidae)
Cereal Aphids (Homoptera: Aphididae)
Cereal Leaf Beetle (Coleoptera: Chrysomelidae)
Grasshoppers (Orthoptera: Acrididae)
Hessian Fly (Diptera: Cecidomyiidae)
Mites Other Than Wheat Curl Mite
Stored-Grain Insects
Thrips (Thysanoptera: Thripidae)
Wheat Curl Mite (Acari: Eriophyidae)
Wheat Jointworm (Hymenoptera: Eurytomidae)
Wheat Stem Maggot (Diptera: Chloropidae)
Wheat Stem Sawfly (Hymenoptera: Cephidae)
Wheat Strawworm (Hymenoptera: Eurytomidae)
White Grubs (Coleoptera: Scarabaeidae)
Wireworm (Coleoptera: Elateridae) and False Wireworm (Coleoptera: Tenebrionidae)

Other Pests and Disorders
Air Pollution Injuries Albinism
Birds
Chemical Injuries
Chloride- and Zinc-Deficient Leaf Spots
Cold Stress
Crinkle Joint (The Bends)
Hail Damage
Heat Stress
Mammals
Melanism (Pseudo–Black Chaff)
Nutrient Imbalances
Physiological Leaf Spots
Preharvest Sprouting
Soil Compaction
Soil pH
Water Stresses (Flooding and Drought)
Wind Damage (Lodging)
Witchweeds (Striga Species)
Yellow Berry

Glossary
Index