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Creator:: Vargas, Oscar L.
Abstract:: Northern highbush blueberry is a long-lived perennial crop that is well adapted to low soil pH conditions. The plants are often shallow rooted and absorb primarily the ammonium (NH₄) form of nitrogen (N) rather than nitrate-N (NO₃-N). Traditionally, commercial blueberry fields have been irrigated with overhead sprinklers and fertilized using...
Resource Type:: Dissertation
Full Text:: ’ blueberry during the first 2 years after planting (2011–2012) in western Oregon

Creator:: Oregon State University. Extension Service, Hart, John M. (John Mervyn), 1947-, Horneck, D., Stevens, R., Bell, Neil (Neil Charles), 1961-, and Cogger, Craig George, 1950-
Abstract:: Rhododendrons and blueberries are popular plants in home gardens in western Oregon and Washington. Both are easy to grow in most gardens, but problems with growth can occur if the soil is not sufficiently acidic. Even in the naturally acidic soil west of the Cascade Mountains, soil often is not...
Resource Type:: Technical Report
Full Text:: blueberries are popular plants in home gardens in western Oregon and Washington. Both are easy to grow in most

Creator:: Oregon State University. Agricultural Experiment Station, Martin, Lloyd W., and Nelson, Esther H.
Abstract:: Published July 1979. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: and Management of Boysenberries' in Western Oregon Circular of Information 677 July 1979

Creator:: Ferguson, Brock T.
Abstract:: Limited information is available on the effects of applied spring nitrogen (N) and cultivar on winter canola (Brassica napus L.) production in high-rainfall environments. The objectives of this investigation were: (i) to determine the effects of spring N and winter canola cultivars on seed and oil production characteristics, and (ii)...
Resource Type:: Masters Thesis
Full Text:: (Brassica napus L.) Production in Western Oregon AN ABSTRACT OF THE THESIS OF Brock T. Ferguson for

Creator:: Thompson, Ellen
Abstract:: The effect of primocane management on flowering and fruiting patterns was studied in primocane-fruiting blackberry (Rubus subgenus Rubus, Watson) cultivars 'Prime-Jan'® and 'Prime-Jim'® over two years. Primocanes that were "soft-tipped" (upper 2-5 cm removed) at 1.0 m were compared to un-tipped canes. In both years, soft-tipped primocanes developed 2-3 fold...
Resource Type:: Masters Thesis
Full Text:: as western Oregon, a tunnel is required to harvest much of the crop. This type of blackberry shows

Creator:: Oregon State University. Agricultural Experiment Station, Baggett, James R., and Vaughan, Edward K.
Abstract:: Published January 1974. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Other
Full Text:: disease is a limiting factor in yield in many Western Oregon locations and has forced farmers to abandon

ScholarsArchive@OSU