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Creator:: Kroese, Duncan R.
Abstract:: The Pacific Northwest produces over 95% of the nation’s processed red raspberries, valued at over $65 million. Two of the major soilborne pathogens effecting the production of raspberry in this region are the oomycete Phytophthora rubi, which causes root rot in red raspberry plants, and the plant-parasitic nematode Pratylenchus penetrans,...
Resource Type:: Masters Thesis
Full Text:: Phytophthora rubi, which causes root rot in red raspberry plants, and the plant-parasitic nematode

Creator:: Taylor, Susannah M.
Abstract:: Raspberry bushy dwarf virus (RBDV) is the sole member of the idaeovirus genus of plant viruses. It is a pollen-borne virus that economically impacts both red and black raspberries worldwide. Three strains of the bipartite RBDV have been reported. The common strain found in North America, South America, Australia, New...
Resource Type:: Masters Thesis
Full Text:: acreage of red raspberry in production in the Fraser River Valley of northern Washington and southern

Creator:: Lolas, Mauricio
Abstract:: The effects of fenamiphos on soil and root populations of Pratylenchus penetrans were evaluated in four red raspberry cv. Willamette fields in Northwestern Oregon. Field 1 was a silty clay loam with 53% organic matter (OM). Field 2 and 3 were silty loam soils with 3.25 and 2.55% OM, respectively...
Resource Type:: Masters Thesis
Full Text:: red raspberry. Field 4 had plots in sites with and without grass and weed ground cover in the aisles

Creator:: Lu, Shu-Fen
Resource Type:: Masters Thesis
Full Text:: gall disease was found on cherry trees and raspberry plants in nurseries where K84 had failed to

Creator:: Halgren, Anne B.
Abstract:: The objective of this study was to characterize an unknown agent associated with decline in black raspberry (Rubus occidentalis) in Oregon. A virus was found consistently associated with decline symptoms of black raspberries and was named Black raspberry decline associated virus (BRDaV). Double stranded RNA extraction from BRDaV-infected black raspberry...
Resource Type:: Dissertation
Full Text:: American species of red raspberry improved upon flavor, disease resistance and growth habit. Eventually

Creator:: Navarro, Sarah M.
Abstract:: Described as one of the most destructive pathogens of agricultural crops and forest trees, Phytophthora is a genus of microorganisms containing over 100 known species. Phytophthora alni has caused collar and root disease in alders throughout Europe and a form of the species has recently been isolated in North America....
Resource Type:: Masters Thesis
Full Text:: , from a single branch to a whole stand (Ragenovich and Ciesla, 2008). Disease agents of red alder

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