Research Contributions (RCs) of the Oregon Forest Research Laboratory cover a wide range of topics in science and engineering.

• Research Contribution #51 - Morrell, JJ. 2012. Wood Pole Maintenance Manual: 2012 Edition. Research Contribution 51, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #50 - Jayawickrama, KJS, TZ Ye, R Gupta, and ML Cherry. 2009. Including Wood Stiffness in Tree Improvement of Coastal Douglas-fir in the US Pacific Northwest: A Literature Review and Synthesis. Research Contribution 50, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #49 - Hann, DW, DD Marshall, and ML Hanus. 2006. Reanalysis of the SMC-ORGANON Equations for Diameter-growth Rate, Height-growth Rate, and Mortality Rate of Douglas-fir. Research Contribution 49, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #48 - Kellogg, LD, and CT Davis. 2006. Tractor Thinning Productivity and Costs: Experience from the Willamette Young Stand Project. Research Contribution 48, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #47 - Kellogg, LD, and B Spong. 2004. Production and Costs of Cut-to Length Thinning: Experience from the Willamette Young Stand Project. Research Contribution 47, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #46 - Maguire, CC, and CL Chambers (editors). 2005. College of Forestry Integrated Research Project: Ecological and Socioeconomic Responses to Alternative Silvicultural Treatments, Research Contri­bution 46, Forest Research Laboratory, Oregon State University, Corvallis. (4.85MB)

• Research Contribution #45 - Cornell, JL, and L Kellogg. 2004. Practical Methodology for Op­erational Layout of Commercial Skyline Thinning Systems. Research Contribution 45, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #44 - Keim, RF, AB Price, TS Hardin, AE Skaugset, DS Bateman, RE Gresswell, and SD Tesch. 2003. An Annotated Bibliography of Selected Guides for Stream Habitat Improvement in the Pacific Northwest. Research Contribution 44, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #43 - Bettinger, P and M Lennette. 2004 LAndscape Management Policy Simulator (LAMPS), Version 1.1. USER GUIDE. Research Contribution 43, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #42 - Adams, DM, and GS Latta. 2003. Private Timber Harvest Potential in Eastern Oregon. Research Contribution 42, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #41 - Hann, DW, and ML Hanus. 2002. Enhanced Height-Growth-Rate Equations for Undamaged and Damaged Trees in Southwest Oregon. Research Contribution 41. Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #40 - Hann, DW, DD Marshall, and ML Hanus. 2003. Equations for Predicting Height-to-Crown-Base, 5-year Diameter-Growth Rate, 5-year Height-Growth Rate, 5-year Mortality Rate, and Maximum Size-Density Trajectory for Douglas-fir and Western Hemlock in the Coastal Region of the Pacific Northwest. Research Contribution 40, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #39 - Hann, DW, and ML Hanus. 2002. Enhanced Diameter-Growth-Rate Equations for Undamaged and Damaged Trees in Southwest Oregon. Research Contribution 39. Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #38 - Bishaw, B, W Emmingham, and W Rogers. 2002. Riparian Forest Buffers on Agricultural Lands in the Oregon Coast Range: Beaver Creek Riparian Project as a Case Study. Research Contribution 38, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #37 - Adams, DM, RR Schillinger, G Latta, and A Van Nalts. 2002. Timber Harvest Projections for Private Land in Western Oregon. Research Contribution 37, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #36 - Kumagai, Y, and SE Daniels. 2001. Social science in fuel management: An annotated bibliography on prescribed fire. Research Contribution 36, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #35 - Kramer, BW. 2001. Forest road contracting, construction, and maintenance for small forest woodland owners. Research Contribution 35, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #34 - Hann, DW, and ML Hanus. 2001. Enhanced mortality equations for trees in the mixed conifer zone of southwest Oregon. Research Contribution 34, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #33 - Weikel, JM, and JP Hayes. 2001. Habitat Use by Snag-Associated Species: A Bibliography for Species Occurring in Oregon and Washington. Research Contribution 33, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #32 - Maas-Hebner, KG, and BA Schrader. 2001. The Effects of Silvicultural Activities on Wildlife and Fish Populations in Oregon and the Pacific Northwest: An Annotated Bibliography from 1960 to 1999. Research Contribution 32. Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #31 - Guide to Reforestation in Western Oregon

• Research Contribution #30 - Filip, G, A Kanaskie, K Kavanagh, G Johnson, R Johnson, and D Maguire. 2000. Silviculture and Swiss Needle Cast: Research and Recommendations. Research Contribution 30, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #29 - Hanus, ML, DW Hann, and DD Marshall. 2000. Predicting Height to Crown Base for Undamaged and Damaged Trees in Southwest Oregon. Research Contribution 29, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #28 - Johnson, RL, R Alig, J Kline, R Moulton, and M Rickenbach. 1999. Management of Non-industrial Private Forest Lands: Survey Results from Western Oregon and Washington Owners. Research Contribution 28, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #27 - Hanus, ML, DW Hann, and DD Marshall. 1999. Predicting Height for Undamaged and Damaged Trees in Southwest Oregon. Research Contribution 27, Forest Research Laboratory, Oregon State University, Corvallis.

• Research Contribution #26 - Morrell, JJ, DJ Miller, and PF Schneider. 1999. Service Life of Treated and Untreated Fence Posts: 1996 Post Farm Report. Research Contribution 26, Forest Research Laboratory, Oregon State University.

• Research Contribution #25 - Height-Diameter Equations for Six Species in the Coastal Regions of the Pacific Northwest

• Research Contribution #24 - Silviculture Practices for Riparian Forests in the Oregon Coast Range

• Research Contribution #23 - Statistical Comparison of Methods Used in Harvesting Work Studies

• Research Contribution #22 - Natural Durability of Wood: A Worldwide Checklist of Species

• Research Contribution #21 - Skyline Thinning Production and Costs: Experience from the Willamette Young Stand Project

• Research Contribution #20 - Logging Planning and Layout Costs for Thinning: Experience from the Willamette Young Stand Project

• Research Contribution #19 - Maximizing Efficiency of Forest Herbicides in the Sierra Nevada and Oregon: Research Background and User Guide

• Research Contribution #18 - Extending Southwest Oregon's Douglas-fir Dominant Height Growth Equation to Older Ages

• Research Contribution #17 - Equations for Predicting the Largest Crown Width of Stand-Grown Trees in Western Oregon

• Research Contribution #16 - Optimal Bucking: Two Trials With Commercial OSU BUCK Software

• Research Contribution #15 - Wood Pole Maintenance Manual (1996 Edition)

• Research Contribution #14 - Regenerating Coastal Forests in Oregon: An Annotated Bibliography of Selected Ecological Literature

• Research Contribution #13 - Metal-Plate-Connected Wood Joints: A Literature Review

• Research Contribution #12 - Survival and Growth of Douglas-fir Seed Sources in the Hospital Tract Rangewide Source Archive Plantation

• Research Contribution #11 - Poplar Chip Production for Willamette Valley Grass Seed Sites

• Research Contribution #10 - Asymptotic Height-Diameter Equations for Twenty-Four Tree Species in Western Oregon

• Research Contribution #9a - The Reproductive Ecology of Broadleaved Trees and Shrubs: An Overview

• Research Contribution #9b - The Reproductive Ecology of Broadleaved Trees and Shrubs: Vine Maple Acer circinatum Pursh

• Research Contribution #9c - The Reproductive Ecology of Broadleaved Trees and Shrubs: Red Alder Alnus rubra Bong.

• Research Contribution #9d - The Reproductive Ecology of Broadleaved Trees and Shrubs: Tanoak Lithocarpus densiflorus (Hook. & Arn.) Rehd.

• Research Contribution #9e - The Reproductive Ecology of Broadleaved Trees and Shrubs: Salmonberry Rubus spectabilis Pursh

• Research Contribution #9f - The Reproductive Ecology of Broadleaved Trees and Shrubs: Glossary

• Research Contribution #9g - The Reproductive Ecology of Broadleaved Trees and Shrubs: Associated Literature

• Research Contribution #8 - Hardwoods of the Pacific Northwest

• Research Contribution #7 - A Key to the Literature Presenting Site-Index and Dominant-Height-Growth Curves and Equations for Species in the Pacific Northwest and California

• Research Contribution #6 - A Key to the Literature Presenting Tree Volume and Taper Equations for Species in the Pacific Northwest and California

• Research Contribution #5 - Key Issues and Future Directions of Mechanized Harvesting: Discussions and Guidance From Working Groups

• Research Contribution #4 - Diameter Growth Equations for Douglas-fir and Grand Fir in the Western Willamette Valley of Oregon

• Research Contribution #3 - Carriages for Skylines

• Research Contribution #2 - Density Management Guide for Red Alder

• Research Contribution #1 - Technology of Ground-Based Mechanized Logging in the Pacific Northwest