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Douglas-fir needle midges : determining a spray schedule through use of the midge trap

Creator:: Oregon State University. Extension Service and Sander, Gary H.
Abstract:: Published April 1969. 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:: , Extension Forestry Specialist in cooperation with the Department of Entomology, Oregon State University FS

The biology and control of the Douglas-fir needle midge in Christmas trees

Creator:: Oregon State University. Extension Service, West, Kenneth John, DeAngelis, Jack D., and Simko, B. C. (Ben C.)
Abstract:: Published April 1991. 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:: needle midge in western Oregon; exact times of events in the life cycle will vary with weather and

Biology and control of Douglas-fir needle midge in Christmas trees

Creator:: Oregon State University. Extension Service and DeAngelis, Jack D.
Abstract:: The Douglas-fir needle midge can be a very destructive pest of Douglas-fir. Infestation of new needles can be as high as 100 per-cent. Severe infestations can cause intolerable needle loss, and trees may take several years to recover. Needle loss is an especially serious problem in Christmas trees because of...
Resource Type:: Technical Report
Full Text:: for adults Place traps about April 1, no fooling! Figure 1.—Life cycle in western Oregon. Exact

Growth of western hemlock stands after precommercial thinning

Creator:: Dilworth, J. R. (John Richard), 1914- and Oregon State University. Forest Research Laboratory
Abstract:: Young western hemlock stands in the Coast Range of Oregon will contribute to the commercial timber supply of the region in the future, the extent of the contribution depending on environmental and cultural factors. The relative diameter and volume growth of crop-trees in the stands will be increased substantially by...
Resource Type:: Technical Report
Full Text:: -year-old natural western hemlock [ Tsuga heterophylla (Raf.) Sarg.] located in the Oregon Coast Range

Pasture management in western Oregon

Creator:: Bedell, Thomas E. and Oregon State University. Extension Service
Abstract:: Published March 1981. 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:: , pasture management often is relegated to low priority. Western Oregon weather imposes variations and

Practical lawn care for western Oregon

Creator:: Voderberg, Doug, Kowalewski, Alec, and Oregon State University. Extension Service
Abstract:: Describes options for different levels of lawn care – from keeping a lawn lush and green year-round to allowing it to go partially dormant in the summer. Discusses mowing, watering, fertilizing, and dethatching, and gives recommended schedules for each. Includes a list of additional resources.
Resource Type:: Technical Report
Full Text:: Practical lawn care for western Oregon 1 Maintaining

Starting a new lawn in western Oregon

Creator:: Lighty, Willard and Oregon State University. Extension Service
Abstract:: Published July 1967. 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:: information is designed for western Oregon and particularly for Multnomah County. The slope of the seedbed

Managing young prune orchards

Creator:: Stebbins, Robert L. and Oregon State University. Extension Service
Abstract:: Published December 1962. 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:: use to growers with young, nonbearing prune orchards in western Oregon. After the site has been se

Nitrogen fertigation practices to optimize growth and yield of northern highbush blueberry (Vaccinium corymbosum L.)

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:: studies were conducted in western Oregon to compare fertigation to granular fertilizers and to develop

Cranberries : a nutrient management guide for south coastal Oregon [2015]

Creator:: Hart, John M. (John Mervyn), 1947-, Strik, Bernadine C. (Bernadine Cornelia), 1962-, DeMoranville, Carolyn, Davenport, Joan R., and Roper, Teryl
Abstract:: This nutrient management guide provides nutrient application information and recommendations for south coastal Oregon.
Resource Type:: Technical Report
Full Text:: Coastal Oregon 1 A nutrient management guide for south coastal Oregon A nutrient management guide for

ScholarsArchive@OSU

Douglas-fir needle midges : determining a spray schedule through use of the midge trap

The biology and control of the Douglas-fir needle midge in Christmas trees

Biology and control of Douglas-fir needle midge in Christmas trees

Growth of western hemlock stands after precommercial thinning

Pasture management in western Oregon

Practical lawn care for western Oregon

Starting a new lawn in western Oregon

Managing young prune orchards

Nitrogen fertigation practices to optimize growth and yield of northern highbush blueberry (Vaccinium corymbosum L.)

Cranberries : a nutrient management guide for south coastal Oregon [2015]

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