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Colorado Potato Beetle
(New York State IPM Program, 1983)
The Colorado potato beetle, a native American insect, has spread around the world since its discovery in 1824 on the eastern slopes of the Rocky Mountains in the Colorado-Nebraska area where it fed on a weed in the potato ...
Phytophthora Blight of Peppers and other Vegetables
(New York State IPM Program, 1989)
Phytophthora blight of pepper is caused by the fungus Phytophthora capsici. Other names applied to this disease of peppers are damping off and Phytophthora root rot, crown rot, and stem and fruit rot. All of these names ...
Virus and Viroid Diseases of Potato
(New York State IPM Program, 1984)
Potatoes are a vegetatively propagated crop, and many disease organisms including several viruses and a viroid are disseminated in tubers. The important role that tubers play in virus spread is recognized by the strict ...
Botrytis Gray Mold of Greenhouse and Field Tomatoes
(New York State IPM Program, 1986)
Botrytis blight, or gray mold, as it is commonly known, has an exceptionally wide host range with well over 200 reported hosts. The fungus can occur as both a parasite and a saprophyte on the same wide range of hosts. This ...