Index Catalog // ScholarsArchive@OSU

Evaluating Closer ™ Insecticide in Noble Fir Christmas Trees

Creator:: Landgren, Chal and Kowalski, Judy
Resource Type:: Conference Proceeding
Full Text:: CLOSER ™ INSECTICIDE IN NOBLE FIR CHRISTMAS TREES Chal Landgren and Judy Kowalski OSU N. Willamette

Long-Term Soil Productivity in Christmas Tree Farms of Oregon and Washington: A Comparative Analysis between First- and Multi-Rotation Plantations

Creator:: Hatten, Jeff, Landgren, Chal, and Hart, John
Abstract:: Christmas tree production removes organic matter and associated nutrients from a site and can change soil physical properties, reduce mycorrhizal populations, and result in pesticide over-use/accumulation. These impacts have been implicated in potential field productivity declines. Assessing Christmas tree productivity is complicated by genetics, management, and market forces. We approached...
Resource Type:: Article
Full Text:: Hatten 1,*, Chal Landgren 1 and John Hart 2 1 Department of Forest Engineering, Resources & Management

Esquilar y cultivar arboles de Navidad, Shearing and culturing Christmas trees

Creator:: Oregon State University. Extension Service, Landgren, Chal G., and Ketchum, Lynn
Abstract:: Published March 1992. Reviewed March 2015. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog/catalog
Resource Type:: Video and Other
Full Text:: Extension and Experiment Station Communications at Oregon State University. I’m Chal Landgren

Horticultural weed control report : 2014

Creator:: Oregon State University. Department of Horticulture
Abstract:: Results from vegetation management trials involving horticultural crops conducted during the past year are compiled and reported by faculty members of the Oregon Agricultural Experiment Station, the Oregon State Extension Service, and colleagues who cooperated from adjacent states along with local enterprises. This work was conducted throughout Oregon and involved...
Resource Type:: Technical Report

Management planning for woodland owners : why and how

Creator:: Grotta, Amy T., Bondi, Michael C., Landgren, Chal G., and Oregon State University. Extension Service
Abstract:: Discusses the benefits of having a management plan for your property. Describes how to prepare a management plan, including describing the property, setting goals, identifying resources, making recommendations, and keeping records. Includes additional sources for information.
Resource Type:: Technical Report
Full Text:: Extension Center, and Chal Landgren, Christmas tree Extension specialist; both of Oregon State University

Weed and vegetation management in Christmas trees

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:: Ed Peachey, weed management, horticulture crops; Chal Landgren, Extension Christmas tree specialist

Horticultural weed control report : 2009-2010

Creator:: Oregon State University. Department of Horticulture
Abstract:: Results from vegetation management trials involving horticultural crops conducted during the past year are compiled and reported by faculty members of the Oregon Agricultural Experiment Station, the Oregon State Extension Service, and colleagues who cooperated from adjacent states along with local enterprises. This work was conducted throughout Oregon and involved...
Resource Type:: Technical Report

Down on the farm : fall 2018/winter 2019

Creator:: North Willamette Research and Extension Center and Oregon State University. Extension Service
Abstract:: A newsletter for Friends of North Willamette Research and Extension Center.
Resource Type:: Other
Full Text:: with Public Extension Specialist Chal Landgren (right) describing his seed orchard project with

Management planning for woodland owners : why and how

Creator:: Grotta, Amy T. and Oregon State University. Extension Service
Abstract:: Discusses the benefits of having a management plan for your property. Describes how to prepare a management plan, including describing the property, setting goals, identifying resources, making recommendations, and keeping records. Includes additional sources for information.
Resource Type:: Technical Report
Full Text:: North Willamette Research and Extension Center, and Chal Landgren, Christmas tree Extension

Down on the farm : spring 2019

Creator:: North Willamette Research and Extension Center and Oregon State University. Extension Service
Abstract:: A newsletter for Friends of North Willamette Research and Extension Center.
Resource Type:: Other
Full Text:: Extension Agent Luisa Santamaria, Nursery Pathologist/ Bilingual Extension Agent Chal Landgren

Research reports : 73rd Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 73rd Annual Pacific Northwest Insect Management Conference, held January 6-7, 2014 at the Hilton Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding

General Catalog 2017-2018

Creator:: Oregon State University
Resource Type:: Other

General Catalog 2016-2017

Creator:: Oregon State University
Resource Type:: Other

ScholarsArchive@OSU

Evaluating Closer ™ Insecticide in Noble Fir Christmas Trees

Long-Term Soil Productivity in Christmas Tree Farms of Oregon and Washington: A Comparative Analysis between First- and Multi-Rotation Plantations

Esquilar y cultivar arboles de Navidad, Shearing and culturing Christmas trees

Horticultural weed control report : 2014

Management planning for woodland owners : why and how

Weed and vegetation management in Christmas trees

Horticultural weed control report : 2009-2010

Down on the farm : fall 2018/winter 2019

Management planning for woodland owners : why and how

Down on the farm : spring 2019

Research reports : 73rd Annual Pacific Northwest Insect Management Conference

General Catalog 2017-2018

General Catalog 2016-2017

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