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Browsing by Author "Hamm, Philip B."

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Browsing by Author "Hamm, Philip B."

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  • Biology and management of Meloidogyne chitwoodi using oxamyl on potato in the western United States 
    David, Nicholas L. (2007-06-19)
    Field trials were conducted during 2001 to 2003 to investigate soil population dynamics of Meloidogyne chitwoodi, tuber symptom suppression using oxamyl, and post-harvest tuber symptom development on short-season potato ...
  • Distribution of Potato virus Y Strains in Tubers during the Post-Harvest Period 
    Whitworth, Jonathan L.; Hamm, Philip B.; Nolte, Phillip (Springer, 2012-02-21)
    Russet Burbank, Russet Norkotah, and Shepody tubers infected with Potato virus Y strains (PVYO, PVYN:O, PVYNTN) were tested from storage at 4A degrees C at the initiation of sprouting and then the same tubers were tested ...
  • Grow your own potatoes 
    Oregon State University. Extension Service; Mosley, Alvin Ray, 1942-; Gutbrod, O.; James, S.; Locke, Kerry A.; McMorran, Jeffrey P.; Jensen, L.; Hamm, Philip B. ([Corvallis, Or.] : Oregon State University, Extension Service, 3/1/1995)
    Potatoes are an excellent choice for the home garden. They emerge quickly and grow rapidly. Potatoes yield well under most soil and growing conditions and can be stored for long periods without canning, drying or freezing.
  • Growing healthy seedlings : identification and management of pests in Northwest forest nurseries 
    Russell, Kenelm; Hamm, Philip B.; Sutherland, Jack R.; Hansen, Everett M.; Littke, Willis R.; Kliejunas, John T.; Kanaskie, Alan; James, Robert L.; Campbell, Sally J.; Overhulser, David L.; Schowalter, Timothy D.; Capizzi, Joseph; McElroy, Fred D.; Hermann, Richard K.; Landis, Thomas D.; Steinfeld, David E. (1990-08)
  • Locust borers in Oregon 
    Oregon State University. Extension Service.; DeAngelis, Jack D.; Hamm, Philip B. (Corvallis, Or. : Extension Service, Oregon State University, 1996-06)
    The locust borer, Megacyllene robiniae (Foster), is a pest of black locust (Robinia pseudoacacia) and its several varieties
  • Potato psyllid vector of zebra chip disease in the Pacific Northwest : biology, ecology, and management 
    Oregon State University. Extension Service; Rondon, Silvia I.; Schreiber, Alan; Jensen, Andrew S.; Hamm, Philip B.; Munyaneza, Joseph; Nolte, Phillip; Olsen, Nora; Wenninger, Erik; Henne, Don; Wohleb, Carrie; Waters, Tim ([Corvallis, Or.] : Oregon State University Extension Service, 2012-06)
    This publication addresses the emergent issue in the Pacific Northwest of a potato infection called zebra chip disease, vectored by the potato psyllid. Includes information on the bacterium, the biology of the vector, de ...
  • Silver scurf management in potatoes 
    Oregon State University. Extension Service; Washington State University. Extension; University of Idaho. Extension; Hamm, Philip B.; Johnson, Dennis A.; Miller, Jeff S.; Olsen, Nora; Nolte, Phillip; Pacific Northwest Cooperative Extension ([Covallis, Or.] : Oregon State University Extension Service, 2007-08)
    Silver scurf is caused by a fungus, Helminthosporium solani, a relatively new problem related to potato production in North America. It wasn’t until the early 1990s that this fungus was identified as being a serious prob ...
  • Silver scurf management in potatoes 
    Oregon State University. Extension Service; Hamm, Philip B.; Johnson, Dennis A. (Dennis Allen); Miller, Jeff S.; Olsen, Nora; Nolte, Phillip ([Covallis, Or.] : Oregon State University Extension Service, 2013-04)
    Describes the symptoms and damage caused by silver scurf, a fungal disease of potatoes. Includes color photos of symptoms. Discusses sources of inoculum and the disease life cycle. Suggests management practices (seed sel ...

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