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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Dreves, A."

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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Dreves, A."

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  • Oregon State University. Extension Service; Walton, V. M. (Vaughn Martin); Skinkis, P.; Dreves, A.; Kaiser, C.; Renquist, S.; Castagnoli, S.; Hilton, R. (Corvallis, Or. : Extension Service, Oregon State University, 2009-03)
    Many factors can cause distorted growth in grapevines. One cause of distorted growth is a disorder known as Short Shoot Syndrome (SSS), which is associated with mite feeding damage. However, similar abnormal growth sympt ...
  • Oregon State University. Extension Service; Walton, V. M. (Vaughn Martin); Chambers, U.; Dreves, A.; Bruck, D. J.; Olsen, J. (Corvallis, Or. : Extension Service, Oregon State University, 2007-12)
    Hazelnuts are produced in many countries, including the United States. Hazelnuts are grown on approximately 30,000 acres in the Willamette Valley, accounting for about 99 percent of U.S. production and 5 percent of world ...
  • Oregon State University. Extension Service; Tuck, Brain V.; Bohle, M.; Dreves, A.; Fisher, G. (Corvallis, Or. : Extension Service, Oregon State University, 2009-03)
    Winter grain mite, Penthaleus major (Duges), is a small, colorful, cool season mite that damages grass and cereal crops throughout the Pacific Northwest as well as in most other temperate regions of the world. Hosts inc ...

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