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Science > Agriculture > Field Crops > Root Crops > Potato > Pests and Diseases

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Aphid Monitoring - http://aphmon.csl.gov.uk/
Aphids can transmit Potato Virus Y which is a serious threat to potato crops. The British Potato Council offers a service monitoring this pest to help in decision making on insecticide use.

Bacterial Ring Rot of Potatoes - http://ohioline.osu.edu/hyg-fact/3000/3103.html
Photographs of this important disease of tubers, the symptoms, causal organism and management.

Biology and Management of Potato Insects - http://www.ianrpubs.unl.edu/epublic/live/ec1565/build/ec1565.pdf
Illustrated account of the various pests that attack this crop below the ground, chew foliage and stems or suck the sap, with possible control measures for each.

Blackleg, Aerial Stem Rot, and Tuber Soft Rot of Potato - http://ohioline.osu.edu/hyg-fact/3000/3106.html
Photographs of these diseases affecting potatoes, the symptoms, causal organisms and management.

Blightwatch.co.uk - http://www.blightwatch.co.uk/
Blightwatch is a collaborative service supported by the British Potato Council and aims to give growers a management tool for assisting in the control of blight.

Colorado Potato Beetle - http://www.mainepotatoipm.com/ipmfactsheets/cpb.pdf
Provides a history of this pest in the US, its life cycle, alternative hosts, monitoring technique and management.

Colorado Potato Beetle: Effective Chemical Control - http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/agdex11110/$file/625-4.pdf?OpenElement
Provides details of the degree of resistance built up by this beetle to different pesticides, with special reference to Alberta.

Diseases of Potato - http://nu-distance.unl.edu/homer/disease/agron/potato/
Information on various diseases which may affect this crop, the life cycle of the causal agents, the symptoms and plant health management.

Diseases of Potatoes - http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/prm8938
An identification guide to the bacterial, fungal, nematode, viral and other diseases that may infect this crop, with many photographs, brief descriptions of the symptoms and suggested management strategies.

European Corn Borer - http://www.mainepotatoipm.com/ipmfactsheets/ecb.pdf
This pest prefers other crops but can also attack potatoes. Provides information on its life cycle, the damage caused, monitoring and management.

Fusarium Dry Rot and Seed-Piece Decay of Potato - http://ohioline.osu.edu/hyg-fact/3000/3107.html
Photographs of these diseases which cause serious losses in stored tubers, the symptoms, causal organisms and management.

Green Peach Aphid and Potato Aphid - http://www.mainepotatoipm.com/ipmfactsheets/aphid.pdf
Provides a description of these insects and their life cycle, techniques for monitoring and control measures.

Late Blight of Potato - http://nu-distance.unl.edu/homer/disease/agron/Potato/PoLtBlt.html
Photographs of plants and tubers affected by Phytophthora infestans, the life cycle of the fungus, the symptoms and plant health management.

Nematode Management in Potatoes - http://edis.ifas.ufl.edu/NG029
Information on general IPM considerations, symptoms, damage, field diagnosis and sampling, general management considerations, crop rotation, varietal resistance and control.

Organic Alternatives for Late Blight Control in Potatoes - http://attra.ncat.org/attra-pub/lateblight.html
New strains of late blight make potato production especially challenging. Several nonchemical options are available for managing this disease, including cultural practices, some varietal resistance, and alternative fungicidal sprays.

Potato Cyst Nematode - http://www.sac.ac.uk/consulting/services/c-e/cropclinic/clinic/pests/PCN
Information on the two species, Globodera rostochiensis (golden cysts) and Globodera pallida (white cysts), their biology and advice on control measures.

Potato Damage - http://www.apsnet.org/online/Archive/2002/potato76.asp
Image of tuber infected with Thecaphora smut.

Potato Disease Factsheets - http://plantclinic.cornell.edu/vegetable/potato_factsheets.htm
Description of disease and management for Botrytis blight, common potato scab, late blight, powdery mildew, and oedema from Cornell State University Extension, U.S.

Potato Disease Problems - http://www.uidaho.edu/ag/plantdisease/potato.htm
Information on wart disease, late blight, leaf roll virus and net necrosis, silver scurf, and storage management from University of Idaho, U.S.

Potato Flea Beetles - http://www.mainepotatoipm.com/field_guide/index.cfm?showmode=off&pest=pfb
Information on this insect from Maine Potato Integrated Pest Management.

Potato Late Blight - http://www.sac.ac.uk/consulting/services/c-e/cropclinic/clinic/diseases/blight
Photograph and description of the symptoms of this disease caused by the fungus Phytophtora infestans, its biology and advice on control measures.

Potato Late Blight - http://www.ndsu.nodak.edu/instruct/gudmesta/lateblight/
Disease management, photos of symptoms, information on other tuber and foliar diseases, and relevant links. North Dakota State University, U.S.

Potato Pink Rot, Pythium Leak and Seed-Piece Decay - http://ohioline.osu.edu/hyg-fact/3000/3104.html
Photographs of these diseases affecting tubers, the symptoms, causal organisms and management.

Potato Yellow Dwarf Virus, Nucleorhabdovirus - http://www.forestryimages.org/browse/detail.cfm?imgnum=1949048
Photograph of an affected plant and a description of the symptoms.

PotatoBeetle.org - http://www.potatobeetle.org
Information on biology and management of the Colorado potato beetle, Leptinotarsa decemlineata. Includes general information, review of various management techniques, searchable database of scientific literature and links to other resources.

Rhizoctonia Stem and Stolon Canker of Potato - http://ohioline.osu.edu/hyg-fact/3000/3108.html
Photographs of these diseases affecting potatoes, the symptoms, causal organisms and management.

Scab of Potato Tubers - http://ohioline.osu.edu/hyg-fact/3000/3105.html
Photographs of potato tubers infected with this disease, the symptoms and causal organisms.

UC IPM Online: Potatoes - http://www.ipm.ucdavis.edu/PMG/selectnewpest.potatoes.html
Provides a year-round IPM program for potatoes with information on monitoring and managing the pests and diseases found.

Virus Problems of Potatoes - http://vegetablemdonline.ppath.cornell.edu/NewsArticles/Potato_Virus.htm
Photographs of symptoms and information on virus Y, leafroll virus, virus S, virus X, mop top virus, spraing, tobacco rattle virus, potato spindle tuber viroid and alfalfa mosaic virus.

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