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Creator:: Peachey, Ronald Edward, Landgren, Chal G., Miller, Timothy W., Oregon State University. Extension Service, Washington State University. Extension, University of Idaho. Extension, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: This publication offers an integrated approach to effective weed management in Christmas trees, incorporating diverse strategies and practices to keep weed populations off balance. It includes strategies for using prevention, mechanical means, cover crops and vegetated strips, flame weeding, and biological and chemical controls. Emphasis in chemical recommendations is on...
Resource Type:: Technical Report
Full Text:: Trees Ed Peachey, Chal Landgren, and Tim Miller PNW 625 • M arch 2011 A Pacific Northwest Extension

Creator:: William, R. D., Brown, Kenneth N., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension System, and United States. Department of Agriculture
Abstract:: Revised February 1987. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: . Single copy $16.95 paper or $24.95 cloth. Pacific Northwest Weed Control Handbook, a Pacific Northwest

Creator:: William, R. D., Al-Khatib, Kassim, Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension System, and United States. Department of Agriculture
Abstract:: Controlling weeds that compete with Christmas trees is essential to producing quality trees. Weeds have several negative effects
Resource Type:: Technical Report
Full Text:: to the Pacific Northwest Weed Control Hand- book, published and revised annually by the Extension

Creator:: Oregon State University. Extension Service, Brown, Ken, and William, R. D.
Abstract:: Published February 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:: Technical Report
Full Text:: Weed Control in Christmas Trees Weeds compete with Christmas

Creator:: Oregon State University. Cooperative Extension Service, Washington State University. Cooperative Extension Service, University of Idaho. Cooperative Extension Service, Pacific Northwest Cooperative Extension, and Sander, Gary H.
Abstract:: Published February 1975. 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:: University of Idaho. Chemical Weed Control in Christmas Tree Plantations Growing Christmas trees can be

Creator:: Proebsting, William M., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, Douglass, Bernard S., and Sander, Gary S.
Abstract:: Revised June 1987. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Extension agent or consult the latest edition of the Pacific Northwest Weed Control Handbook ("For further

Creator:: Douglass, Bernard S., Sander, Gary H., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, and United States. Department of Agriculture
Abstract:: Published October 1982. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Developing ShearedDouglasfir Christmas Trees ; PNW 227 A Pacific Northwest Extension Publication Oregon

Creator:: Proebsting, William M., Landgren, Chal G., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: Over the past 30 years, Christmas trees have become an intensively managed horticultural crop. During this period, higher standards and increasing competition have given the edge to growers who are progressive and highly motivated. Whether you’re a large or small producer, your trees must have consistently high quality for successful...
Resource Type:: Technical Report
Full Text:: Douglas-fir Christmas Trees -fr : _ OREGON PNW 227 A Pacific Northwest Extension Publication Oregon

Creator:: Bell, S. M. (Susan M.), William, R. D., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, and United States. Department of Agriculture
Abstract:: Published July 1987. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: using examples presented in the Pacific Northwest Weed Control Handbook (see the box on page 11). Most

Creator:: Colquhoun, Jed and Oregon State University. Extension Service
Abstract:: Published June 2003. 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:: the weed is spreading through the Pacific Northwest. Impact False brome can quickly become the

ScholarsArchive@OSU