Starburst on Corn
- Photograph of damage to cob caused by Fusarium ear rot.
- http://www.apsnet.org/online/Archive/1999/corn100.htm

Stalk Rots of Corn and Sorghum
- Photographs of damaged plants and stems, information on the pathogens responsible, symptoms and possible methods of control.
- http://www.oznet.ksu.edu/library/plant2/L741.pdf

Southern Rust on Sweetcorn
- Photograph of lesions caused by Puccinia polysora.
- http://www.apsnet.org/online/archive/1-11.htm

Maize Dwarf Mosaic Virus
- This is one of the commonest viral diseases of corn and sorghum. Symptoms, insect carriers, host plants and controls are discussed.
- http://www.oznet.ksu.edu/library/plant2/l481.pdf

Integrated Crop Management: European Corn Borer
- Plenty of information on this pest, when to look for damage and possible control measures.
- http://www.ipm.iastate.edu/ipm/icm/taxonomy/term/133

Integrated Crop Management: Black Cutworm
- Various articles on these pests of corn crops with plenty of information on identification and control.
- http://www.ipm.iastate.edu/ipm/icm/taxonomy/term/124

Insects That Feed on Corn Ears
- Photographs and information on both the major and less common pests that attack corn ears with an identification key.
- http://www.ianrpubs.unl.edu/epublic/pages/publicationD.jsp?publicationId=524

Insect Injury to Mid-Season Corn
- Information and photographs of pests including the European corn borer, stalk borer, armyworm, corn earworm, fall armyworm, stink bug, grasshopper and western corn rootworm.
- http://www.ipm.iastate.edu/ipm/icm/1999/6-28-1999/midscorninj.html

Gray Leaf Spot of Corn
- Photographs of lesions, and information on this disease caused by the fungus Cercospora zeae-maydis, its symptoms, spread and management.
- http://www.oznet.ksu.edu/library/plant2/mf2341.pdf

Eye Spot
- Photographs and description of Kabatiella zeae infecting maize leaves.
- http://www.invasive.org/browse/subject.cfm?sub=9388

Early Season Insects in your Corn Field
- Photographs of larvae and beetles and information to help distinguish between beneficial and harmful creatures.
- http://www.ipm.iastate.edu/ipm/icm/2006/5-15/insects.html

Corn Smut
- Photographs and information on this fungal disease, its symptoms, disease cycle and management.
- http://plantclinic.cornell.edu/FactSheets/corn%20smut/smut.htm

Corn Rootworm: Integrated Crop Management
- Various articles on these damaging pests with plenty of information on identification and control.
- http://www.ipm.iastate.edu/ipm/icm/taxonomy/term/56

Corn Earworm: Helicoverpa zea
- Photographs and information on the life cycle of this pest, its description, host plants, damage, natural enemies and management using insecticides and biological control.
- http://edis.ifas.ufl.edu/IN302

Corn Cutworms
- Information and photographs of these and other similar pests to help identify the cause of crop damage, and a guide to control.
- http://www.ianrpubs.unl.edu/epublic/live/g1153/build/g1153.pdf

Corn
- Photograph of three corn kernels infected with Gibberella zeae.
- http://www.apsnet.org/online/Archive/1999/corn317.htm

Common Stalk Borer in Corn
- Information on the life history and appearance of this insect with photographs of the damage it does. Also possible cultural and chemical control measures.
- http://www.ianrpubs.unl.edu/epublic/pages/publicationD.jsp?publicationId=515

Common Smut on Corn
- Photograph showing corn leaves infected by Ustilago maydis.
- http://www.apsnet.org/online/Archive/1999/corn065.htm

Common Smut of Corn
- Photographs of this common disease, the symptoms, causal organism and management.
- http://ohioline.osu.edu/hyg-fact/3000/3119.html

Common Diseases of Corn
- Photographs and information on various diseases which may affect this crop, the life cycle of the causal agent, the symptoms and plant health management.
- http://nu-distance.unl.edu/homer/disease/agron/corn/

Corn Diseases
- Photographs and information on 15 diseases which may affect this crop.
- http://plantpathology.tamu.edu/Texlab/Grains/Corn/corntop.html

Major Corn Diseases in North Carolina
- Comprehensive review of pest and diseases affecting this state's crops.
- http://ipmwww.ncsu.edu/corn/diseases/corn_diseases.html