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Oregon State University Research Forests Research Projects
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Project Start Year
Project Categories
7 records found

Spray herbicides prior to regeneration harvest of Douglas-fir

Purpose

Nursery Seedling Survival

Project Start Date
 
Project End Date
 
Related Publications
Duryea, M.L. , and D.P. Lavender. Water Relations, Growth, and Survival of Root-Wrenched Douglas-fir Seedlings. Canadian Journal of Forest Res 12 (3):545-555. 1982
Project Categories
  • Trees
  • Seed Viability
Keywords
  • spray
  • spraying
  • herbicide
  • herbicides
  • regeneration
  • harvest
  • harvests
  • post
  • douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • nursery
  • nurseries
  • seedling
  • seedlings
  • survival
  • mortality
  • Mary Duryea
Additional Information
Currently Active
No
Agency
N/A
Project Type
Research
Research Forest
N/A
Researcher
Duryea, Mary L.
Role
C
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
170
Project ID
170

The Use of Herbicides for Brush Control Prior to Regeneration Harvest of Douglas-fir

Purpose

Aerial spray areas with herbicides and follow-up with a final harvest and planting of 2-0 Douglas-fir as in a normal operation.

Project Start Date
1977-09-01
Project End Date
1981-12-31
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • herbicide
  • herbicides
  • brush
  • control
  • controlling
  • regen
  • regeneration
  • harvest
  • harvests
  • Douglas-fir
  • Douglas fir
  • Pseudotsuga menziesii
  • spray
  • spraying
  • reforestation
  • 2-0
  • Michael Newton
  • Marvin Rowley
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Newton, Michael
Role
C
Collaborators
Rowley, Marvin
Debug Fields
Fields that will be removed when going live.
Import Unique ID
125
Project ID
125

Maple Control Trial

Purpose

Cut maple stumps will be treated with herbicides (Garlon 3A, Garlon 4, 2,4-D) throughout summer 1983; sprout clumps will be sprayed with Triclopyr plus 2,4-D as above.

Project Start Date
1983-05-20
Project End Date
1984-06-30
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • Maple
  • Acer
  • control
  • trial
  • stump
  • stumps
  • herbicide
  • herbicides
  • Garlon
  • sprout
  • sprouting
  • Triclopyr
  • spray
  • sprayed
  • spraying
  • sprays
  • Diane White
  • Bruce Kelpsas
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Kelpsas, Bruce R.
Role
C
Collaborators
White, Diane E.
Debug Fields
Fields that will be removed when going live.
Import Unique ID
199
Project ID
199

Study and Evaluation of Roadside Herbicide Spraying

Purpose

Roadsides will be sprayed by hand with herbicides; varying rates of Dowco 433 (fluroxypyr), Garlon 4 and Roundup. Areas will be evaluated 1984 and 1985 for brush control.

Project Start Date
1984-08-01
Project End Date
1985-11-01
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • Road
  • roads
  • roadside
  • herbicide
  • herbicides
  • spray
  • spraying
  • sprays
  • brush
  • control
  • controls
  • Dowco
  • fluroxypyr
  • garlon
  • roundup
  • Bruce Kelpsas
  • Michael Newton
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Kelpsas, Bruce R.
Role
C
Collaborators
Newton, Michael
Debug Fields
Fields that will be removed when going live.
Import Unique ID
218
Project ID
218

Herbicide Application Technology

Purpose

To conduct a herbicide deposition study. There will be a series of 24 12"x36" plots layed out along the road. Each plot will be sprayed with a different herbicide mixture. A mixture using Glyphosate and Triclopyr with and without surfactant 6-77, and a

Project Start Date
1991-07-19
Project End Date
1991-07-19
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • herbicide
  • herbicides
  • chemical
  • chemicals
  • application
  • apply
  • spray
  • spraying
  • sprayed
  • mix
  • glyphosate
  • triclopyr
  • Ed Fredrikson
  • Michael Newton
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Fredrikson, Ed
Role
C
Collaborators
Newton, Michael
Debug Fields
Fields that will be removed when going live.
Import Unique ID
295
Project ID
295

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
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • conifer
  • conifers
  • herbicide
  • herbicides
  • surfactant
  • surfactants
  • chemical
  • chemicals
  • seedling
  • seedlings
  • spray
  • spraying
  • sprayed
  • douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • accord
  • arsenal
  • Bruce Kelpsas
Additional Information
Currently Active
No
Agency
Northwest Chemical
Project Type
Research
Research Forest
N/A
Researcher
Kelpsas, Bruce R.
Role
C
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
297
Project ID
297

Relationship of Drop Size and Surfactant to Efficiency of Herbicide

Purpose

To test the effectiveness of various surfactants in five herbicide mixtures. The mixtures will be sprayed over Kromkote cards and magnesium osice slides. This is only testing the effect of surfactants on drop spread. There will be no need to spray any

Project Start Date
1992-01-30
Project End Date
1992-02-10
Related Publications
N/A
Project Categories
  • Forest Management
  • Chemical Control
Keywords
  • relationships
  • relationship
  • surfactant
  • surfactants
  • herbicide
  • herbicides
  • efficiency
  • efficient
  • chemical
  • chemicals
  • spray
  • sprayed
  • spraying
  • Kromkote
  • magnesium osice
  • Ed Fredrikson
  • Michael Newton
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Fredrikson, Ed
Role
C
Collaborators
Newton, Michael
Debug Fields
Fields that will be removed when going live.
Import Unique ID
300
Project ID
300

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