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9 records found

Effects of endophyle, isolated from nodules of nitrogen fixing species, on growth of clonal hosts

Purpose

Forest Ecology

Project Start Date
 
Project End Date
 
Related Publications
N/A
Project Categories
  • Environmental Factors
  • Vegetation
Keywords
  • endophyle
  • endophyte
  • endophyles
  • endophytes
  • isolated
  • isolate
  • nodules
  • nodule
  • nitrogen
  • fixing
  • fix
  • clonal
  • clones
  • host
  • hosts
  • ecology
  • Michael Newton
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Newton, Michael
Role
C
Collaborators
N/A
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Import Unique ID
74
Project ID
74

Lichen Cultivation

Purpose

Cultivation of nitrogen-fixing lichens (Lobaria pulmonaria, L. oregana). Includes attempts to establish young lichen transplants in managed stands. Includes additional N-fixers Septogium palmatum, Altigera polydactyla, and Parmeliella sa ubenettee. Kee

Project Start Date
1978-02-01
Project End Date
1999-12-31
Related Publications
Denison, William C. Culturing the Lichens Lobaria oregana and L. pulmonaria on Nylon Monofilament. Mycologia 80(6):811-814. 1988.
Denison, William, and Larsen, Harold. A checklist of the operculate cup-fungi (pezizales) of North America West of the Great Plains. Mycotaxon 7 (1): 68-90. 1978
Project Categories
  • Environmental Factors
  • Vegetation
Keywords
  • Lichen
  • Lichenology
  • Cultivate
  • cultivation
  • manage
  • managed
  • nitrogen
  • fix
  • fixing
  • lobaria pulmonaria
  • oregana
  • transplant
  • transplants
  • septogium palmatum
  • altigera polydactyla
  • parmeliella ubenettee
  • Bill Denison
Additional Information
Currently Active
Yes
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Denison, Bill
Role
C
Collaborators
N/A
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173
Project ID
173

Regulation of Nitrogenase Activity

Purpose

Isolate endophyle from nodules of nitrogen fixing species and test effects on growth of clonal hosts (cooperative with the Weyerhaeuser Co.)

Project Start Date
1982-04-01
Project End Date
1983-06-30
Related Publications
Perry, David; Choquette, Carolyn, and Schroeder, P. Nitrogen Dynamics in Conifer-Dominated forests with and without hardwoods. Canadian Journal of Forest Research Vol. 17, 1434-1441, 1987
Project Categories
  • Trees
  • Growth & Yield
Keywords
  • Regulate
  • regulation
  • nitrogen
  • nitrogenase
  • activity
  • activities
  • endophyle
  • endophytes
  • isolate
  • isolated
  • nodule
  • nodules
  • fix
  • fixing
  • clone
  • clonal
  • Weyerhaeuser
  • John Gordon
  • David Perry
Additional Information
Currently Active
No
Agency
OSU/Weyerhaeuser
Project Type
Research
Research Forest
N/A
Researcher
Gordon, John
Role
C
Collaborators
Perry, David A.
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186
Project ID
186

Foothills for Food and Forest

Purpose

This project studies the productivity of agricultural and forest crops in a small-scale mixed-crop agroforestry system employing Douglas-fir (Pseudotsuga menziesii) as a timber crop, subterranean clover (Trifolium subterraneum) as a nitrogen-fixing unders

Project Start Date
1982-06-01
Project End Date
1998-05-31
Related Publications
Carlson, D.H., Sharrow, S.H., Lavender, D.P. Agroforestry: Optimizing Livestock and Forest Productivity. Corvallis, Oregon: Ag. Exp. Station, OSU, 1984
Project Categories
  • Agriculture
  • Agroforestry
Keywords
  • Foothill
  • foothills
  • foot
  • hill
  • hills
  • food
  • sheep
  • pasture
  • agriculture
  • crop
  • crops
  • agroforestry
  • douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • timber
  • subterranean clover
  • Trifolium subterraneum
  • nitrogen
  • fix
  • fixing
  • Steve Sharrow
Additional Information
Currently Active
No
Agency
OSU-Forestry and Agriculture
Project Type
Research
Research Forest
N/A
Researcher
Sharrow, Steve
Role
C
Collaborators
N/A
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195
Project ID
195

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
Related Publications
N/A
Project Categories
  • Trees
  • Growth & Yield
Keywords
  • silvics
  • silvicultural
  • silviculture
  • larnmas
  • growth
  • growing
  • stem
  • deformities
  • flush
  • flushing
  • douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • herbicide
  • herbicides
  • fertilizer
  • fertilize
  • fertilizers
  • nitrogen
  • Michael Newton
  • Brian Roth
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Newton, Michael
Role
C
Collaborators
Roth, Brian
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306
Project ID
306

Relationships between chlorophyll, spectral vegetation indices, and photosynthetic potential on the Oregon Transect

Purpose

Construct a tower and analyze vertical variability in photosythetic capacity, chlorophyll, nitrogen, and specific leaf area at three points in time- May/June, September and mid-winter. An ultra-light airplane will fly over the site at this time to collec

Project Start Date
1994-03-01
Project End Date
1997-02-28
Related Publications
N/A
Project Categories
  • Environmental Factors
  • Vegetation
Keywords
  • chlorophyll
  • spectral
  • vegetation
  • photosynthesis
  • photosynthetic
  • transect
  • nitrogen
  • leaf
  • airplane
  • aircraft
  • air
  • Barbara Yoder
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Yoder, Barbara
Role
PI
Collaborators
N/A
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338
Project ID
338

Piperidine Alkaloid Response to Fertilization of Ponderosa Pine

Purpose

Quantification of piperidine alkaloid of foliage of ponderosa pine trees after nitrogen fertilizer application.

Project Start Date
1997-04-28
Project End Date
1997-09-01
Related Publications
N/A
Project Categories
  • Forest Management
  • Fertilization
Keywords
  • Piperidine
  • Alkaloid
  • Fertilization
  • fertilize
  • fertilizer
  • ponderosa pine
  • pinus ponderosa
  • foliage
  • nitrogen
  • application
  • USDA
  • Liz Gerson
  • Rick Kelsey
Additional Information
Currently Active
No
Agency
USDA-FS, PNW Research Station and OSU Dept. of Forest Science Courtesy Faculty
Project Type
Research
Research Forest
N/A
Researcher
Gerson, Liz
Role
C
Collaborators
Kelsey, Rick
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342
Project ID
342

Lotic Intersite Nitrogen eXperiment (LINXII): Nitrate uptake and retention in streams: mechanisms and effects for human disturbances from stream reaches to landscapes

Purpose

We will doing a stable isotope tracer study to look at uptake, transformation and retention of nitrate in stream ecosystems. This will entail some intensive water sampling efforts on our part, as well as measurements of channel geomorphology and hydrolog

Project Start Date
2003-06-14
Project End Date
2003-09-15
Related Publications
N/A
Project Categories
  • Hydrology
  • Stream Habitats & Dynamics
Keywords
  • Lotic Intersite
  • nitrogen
  • nitrogenous
  • LINXII
  • nitrate
  • nitrates
  • uptake
  • take
  • retention
  • stream
  • streans
  • channel
  • channels
  • disturbance
  • disturbances
  • ecosystem
  • geomorphology
  • hydrology
  • Linda Ashkenas
  • Stanley Gregory
  • Sherri Johnson
Additional Information
Currently Active
Yes
Agency
OSU Fisheries and Wildlife
Project Type
Research
Research Forest
N/A
Researcher
Ashkenas, Linda
Role
PI
Collaborators
Gregory, Stanley V.; Johnson, Sherri
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390
Project ID
390

Regional Study: Air pollution measurements

Purpose

Tie measurements of of nitrogen and sulfer-containing air pollutants to ecological effects on forested ecosytems. This is a stepping stone to the development of a regional 'critical load' that can be used in regulatory decision-making arenas with regard t

Project Start Date
2007-01-01
Project End Date
 
Related Publications
N/A
Project Categories
  • Environmental Factors
  • Weather & Airborne Factors
Keywords
  • regional
  • region
  • air
  • pollute
  • pollution
  • measure
  • aerial
  • nitrogen
  • sulfer
  • critical load
  • Adams
Additional Information
Currently Active
Yes
Agency
USFS
Project Type
Research
Research Forest
N/A
Researcher
Adams, W.T.
Role
PI
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
417
Project ID
417

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