Now showing items 1-7 of 7

    • Detection of Potato Tuber Diseases and Defects 

      Zitter, Thomas A.; Loria, Rosemary (Cornell Cooperative Extension, 1986-03)
      The objective of this bulletin is to aid in the diagnosis of tuber diseases and defects that most often result in production problems. Symptoms of 20 selected diseases and disorders as they appear on the tubers are described ...
    • Fortran Applescab Simulation 

      Arneson, Phil; Jenkins, Jeffrey J.; Loria, Rosemary; Oren, Timothy (1977)
    • Late Blight, A Serious Disease of Potatoes and Tomatoes 

      Seaman, Abby; Loria, Rosemary; Fry, William; Zitter, Thomas (New York State Integrated Pest Management Program, 2010)
      Late blight is a plant disease that mainly attacks potatoes and tomatoes, although it can sometimes be found on other crops, weeds and ornamentals in the same botanical family (Solanaceae). Other plants that late blight ...
    • Late Blight: Evaluating and Purchasing Seed Tubers 

      Loria, Rosemary; Slack, Steven A. (New York State IPM Program, 1995)
      Most seedborne pathogens can cause substantial reductions in yield or quality in the subsequent crop. However, some diseases such as late blight, ring rot and leafroll have the potential to spread quickly through the crop ...
    • Potato Scab 

      Loria, Rosemary (New York State IPM Program, 1993)
      Potato scab is a common tuber disease that occurs throughout the potato growing regions of the world. Although scab does not usually affect total yields, significant economic losses result from reduced marketability of the ...
    • Rhizoctonia Disease (of Potato) 

      Loria, Rosemary; Leiner, Roseann; Carling, Donald (New York State IPM Program, 1983)
      Rhizoctonia solani is a fungus that attacks tubers, underground stems, and stolons of potato plants. Although it probably occurs wherever potatoes are grown, it causes economically significant damage only in cool, wet ...
    • Silver Scurf of Potato 

      Merida, Carmen L.; Loria, Rosemary (New York State IPM Program, 1991)
      Silver scurf, caused by the fungus Helminthosporium solani, is a common disease of potato and is present in all major production areas in the United States. The incidence and severity of silver scurf in New York, and its ...