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67 records found

Column Fixity and Stress Analysis of Douglas-fir

Purpose

Analysis of fixity under stress in Douglas-fir.

Project Start Date

1982-07-13

Project End Date

1982-07-24

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Pyles, Marvin R.

Role

Collaborators

Rivers, Donald G.

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193

Project ID

193

Evaluation of the Effects of Certain Nursery Practices Upon Douglas-fir Seedling Vigor

Purpose

Evaluation of the effects of certain nursery practices on Douglas-fir seedling vigor. Seedlings were planted on two dates, November of 1982 and January of 1983.

Project Start Date

1982-10-01

Project End Date

1985-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Lavender, Denis P.

Role

Collaborators

McCreary, Douglas D.

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203

Project ID

203

Genetic Factors in Young Stand Development

Purpose

The study is a provenance planting of Douglas-fir from east side and west side stands.

Project Start Date

1982-12-10

Project End Date

1990-09-01

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Perry, David A.

Role

Collaborators

N/A

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205

Project ID

205

The Morphology and Field Performance of Top Pruned Douglas-fir Seedlings

Purpose

Outplanting study for nursery cooperative study on top pruning of 2-0 Douglas-fir seedlings.

Project Start Date

1983-09-01

Project End Date

2003-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Duryea, Mary L.

Role

Collaborators

Omi, Steven

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217

Project ID

217

Vigor Analysis of Douglas-fir Seedlings

Purpose

Seedlings will be planted at intervals of two months starting February 18-25, 1985 with final planting June 1-5, 1985. Survival and bud burst will be observed.

Project Start Date

1985-02-18

Project End Date

1985-08-30

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Forry, Keith R.

Role

Collaborators

Zaerr, Joseph

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220

Project ID

220

History of Two Mixed Stands in McDonald Forest

Purpose

Objective of project is to reconstruct the stand history of two undisturbed Douglas-fir dominated stands by mapping the present stand structure, determining age distribution of all tree species, and examining regeneration patterns of Douglas-fir, grand fi

Project Start Date

1985-05-22

Project End Date

1985-06-06

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Carlton, Gary

Role

Collaborators

Wilson, Mark

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221

Project ID

221

Vigor Analysis of Douglas-fir Seedlings

Purpose

Project will compare field survival with growth room survival in an attempt to correlate field performance with the starch content of the seedling at the time of planting.

Project Start Date

1985-10-25

Project End Date

1986-11-01

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Forry, Keith R.

Role

Collaborators

Zaerr, Joseph

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232

Project ID

232

Thinning Costs in Douglas-fir Plantations

Purpose

Determine the production costs for each phase of the harvesting activity. Compare the diaganol extraction pattern treatment with the random extraction treatment.

Project Start Date

1990-07-01

Project End Date

1990-09-01

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Olsen, Eldon

Role

Collaborators

Kellogg, Loren

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282

Project ID

282

Volatile compounds in Douglas-fir logs cut during different seasons

Purpose

To establish a relationship between volatiles emitted from downed logs and the attack of ambrosia beetles. The study plan calls for the establishment of two log treatments in the fall. In fall, winter ,spring, and summer six logs with live ploem will b

Project Start Date

1991-09-23

Project End Date

1992-09-30

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Kelsey, Rick

Role

Collaborators

N/A

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296

Project ID

296

Conifer tolerance to herbicides & surfactants

Purpose

Spray 4'x 4'squares with backpack sprayers over the top of 2 year old Douglas-fir seedlings. The mix will be 1.5 quarts accord, 4 ounces arsenal, and various surfactants at rates of 0, 2, 4, or 8 ounces per acre.

Project Start Date

1991-09-26

Project End Date

1992-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

Northwest Chemical

Project Type

Research

Research Forest

N/A

Researcher

Kelpsas, Bruce R.

Role

Collaborators

N/A

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297

Project ID

297

Silvicultural Practices, Larnmas growth and stem deformities

Purpose

This project will test the extent that silvicultural practices increase late season flushing of Douglas fir. Herbicide treatments will increase the availability of water late in the season. Fertilizer will increase nitrogen availibility and influence se

Project Start Date

1992-01-31

Project End Date

1994-11-11

Project Categories

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Newton, Michael

Role

Collaborators

Roth, Brian

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306

Project ID

306

Impacts of alternative silvicultural systems on genetic diversity in Douglas-fir

Purpose

To study the genetic impacts of alternative silviculture systems. The intent is to sample foliage from overstory trees in each treatment of the Tappeiner/McComb Silviculture study. They would like to sample one treatment from each of the 3 stands. The

Project Start Date

1992-02-17

Project End Date

1992-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Adams, W.T.

Role

Collaborators

Shimutzu, Jarbas

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301

Project ID

301

Douglas-fir bark chlorophyll concentration

Purpose

Measure chlorophyll concentration per unit area in Douglas-fir bark.

Project Start Date

1992-11-02

Project End Date

1992-11-02

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

DeBell, Jeff

Role

Collaborators

Gartner, Barbara

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313

Project ID

313

Oust trails

Purpose

Plant doug fir bareroot and plugs and spray. Oust herbicide will be applied at various rates. Timing and mixes to test affects on seedling survival.

Project Start Date

1993-04-10

Project End Date

1995-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Schaffer, Rick

Role

Collaborators

N/A

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316

Project ID

316

Variation of arboreal spider communities in western Oregon

Purpose

Sampling of arboreal spider and ant communities on Douglas-fir. Sampling will be done by beating lower branches of sampling trees. No destructive sampling or other activities are anticipated.

Project Start Date

1994-04-10

Project End Date

1994-10-01

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Halaj, Juraj

Role

Collaborators

Ross, Darrell

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331

Project ID

331

Effects of compression wood on hydraulic conductivity in Douglas-fir branches

Purpose

Compression wood forms on the undersides of branches to support their weight against gravity. I have found in previous hydraulic work that this compression wood conducts very little water. In this study, I plan to measure hydraulic conductivity both wit

Project Start Date

1995-06-08

Project End Date

1995-06-30

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Gartner, Barbara

Role

Collaborators

Spicer, Rachel

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333

Project ID

333

Effects of compression wood on hydraulic conductivity in Douglas-fir branches

Purpose

N/A

Project Start Date

1995-06-08

Project End Date

1995-06-30

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Gartner, Barbara

Role

Collaborators

Spicer, Rachel

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336

Project ID

336

Determinants of Sapwood quantity in Douglas-Fir

Purpose

What effects is sapwood or hardwood on a major effect on how the wood is produced and used.

Project Start Date

1997-07-01

Project End Date

2001-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU

Project Type

Research

Research Forest

N/A

Researcher

Christopher, Jean

Role

Collaborators

Gartner, Barbara

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349

Project ID

349

Field Root Architecture of Seedlings Grown with Varying Organic Amendments

Purpose

This is a continuation of a study which began at the D.L. Phipps Nursery to examine root development of Douglas-fir seedlings transplanted in nursery beds with various organic amendments. This phase of the study will examine the subsequent root developme

Project Start Date

2000-01-01

Project End Date

2002-10-01

Project Categories

Keywords

Additional Information

Currently Active

Agency

Oregon State University

Project Type

Research

Research Forest

N/A

Researcher

Alzugaray, Patricio

Role

Collaborators

Haase, Diane; Jacobs, Doug

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360

Project ID

360

Apical Control of Stemwood Growth in Douglas-fir

Purpose

Better understand apical control and carbon allocation in conifers.

Project Start Date

2000-04-23

Project End Date

2000-12-31

Project Categories

Keywords

Additional Information

Currently Active

Agency

OSU- Forest Products

Project Type

Research

Research Forest

N/A

Researcher

Gartner, Barbara

Role

Collaborators

Kaye, Thomas; Wilson, Bill

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365

Project ID

365