Scabby barley kernels with perithecia of Gibberella zeae
- Photographs, shows a number of affected kernels.
- http://www.apsnet.org/online/Archive/1999/barley222.htm

Resistance breeding against the Barley Leaf Spot Complex
- Basic information about the fungus Ramularia collo-cygni, a disease of the leaf now found in Europe. Barley disease images are included.
- http://homepage.boku.ac.at/bistrich/barracudahome.htm

Barley Disease Problems
- Symptoms and control of common barely diseases including bacterial blight, scald and stripe rust, from the University of Idaho.
- http://www.uidaho.edu/ag/plantdisease/barley.htm

Barley Thrips
- Information on Limothrips denticornis, its life cycle, economic importance and possible management strategies.
- http://www1.agric.gov.ab.ca/$Department/deptdocs.nsf/all/prm2477

The Management of Aphids and Leatherjackets in Spring Barley
- Aphids transmit virus diseases and also cause yield loss through direct feeding damage. Leatherjackets feed on the base of stems and roots. Information on these pests and possible cultural and chemical control measures.
- http://www.sac.ac.uk/mainrep/pdfs/tn482springbarleyaphids.pdf

Fungal Diseases of Barley
- An identification guide to the fungal diseases that may infect this crop, with many photographs, brief descriptions of the symptoms and suggested management strategies.
- http://www1.agric.gov.ab.ca/$Department/deptdocs.nsf/All/prm7770?OpenDocument#common

Diseases of Barley: Copper Deficiency
- Several photographs of affected plants and suggested management strategies.
- http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/prm7772

Barley Stripe Mosaic Virus, Hordeivirus
- Photograph of both normal and affected seedlings.
- http://www.forestryimages.org/browse/detail.cfm?imgnum=0454048

Powdery Mildew
- Photograph of barley leaves affected by Erysiphe graminis and information on the life cycle and control of this fungus.
- http://www.hannafords.com/disease.php?id=10

Ergot Sclerotia and Barley Grain
- Photograph of infected seed and a link to an article on integrated crop management.
- http://www.ent.iastate.edu/imagegal/plantpath/barley/1785.15ergotinbarley.html

Barley: Hordeum vulgare
- Symptoms of 12 diseases which may affect this crop.
- http://plantpathology.tamu.edu/Texlab/Grains/Barley/bartop.html

Ergot and Honeydew on Barley
- Photograph of ergot caused by Claviceps purpurea.
- http://www.apsnet.org/online/archive/barl_66.htm