Skip to main content
Home
College of Forestry
Leaf on the ground
Oregon State University Research Forests Research Projects
  1. Home
  2. Advanced Search

Advanced Search

Project Start Year
Project Categories
3 records found

Douglas-fir Hormone Study

Purpose

Trees to be thinned. When trees are one year older, taking out their leader to make them bushier, then harvest the trees over the next years until 1990. This project is to study hormone levels throughout the growth cycle of D.-fir. It is also trying to

Project Start Date
1980-04-01
Project End Date
1990-06-30
Related Publications
Zaerr, Joe and Lavender, D.P. Analysis of Plant Growth Substances in Relation to Seedling and Plant Growth. New Zealand Journal of Forest Science 10 (1):186-195. 1980
Zaerr, Joe. Pressure Chamber Device to Collect Xylem Sap from Forest Trees. Forest Science 28 (2):219-222. 1982
Project Categories
  • Trees
  • Physiology & Genetics
Keywords
  • Douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • hormone
  • hormones
  • cycle
  • cycles
  • thin
  • thinned
  • thinning
  • bushier
  • Thomas Bell
  • Joseph Zaerr
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Bell, Thomas E.
Role
C
Collaborators
Zaerr, Joseph
Debug Fields
Fields that will be removed when going live.
Import Unique ID
151
Project ID
151

Nutrient Cycling Effects of Logging Residue Removal

Purpose

This project will study the effects on nutrient cycling of different harvesting methods and different intensities of logging residue removal.

Project Start Date
1982-01-15
Project End Date
1992-01-15
Related Publications
N/A
Project Categories
  • Logging
  • Post-harvest Effects
Keywords
  • nutrient
  • nutrients
  • cycle
  • cycling
  • log
  • logging
  • logged
  • residue
  • residues
  • remove
  • removal
  • harvest
  • harvesting
  • harvested
  • David Perry
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Perry, David A.
Role
C
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
191
Project ID
191

Mineral Cycling in a Forest

Purpose

Place three ten-pound rainbow trout along streambank; cover fish with hardware cloth and chicken wire. Take several 10 gm samples above and below the site where the fish are to be laid out. The study is to follow stable tracers in a stream-forest ecosyst

Project Start Date
1982-01-20
Project End Date
1982-08-10
Related Publications
N/A
Project Categories
  • Environmental Factors
  • Soil
Keywords
  • Mineral
  • cycle
  • minerals
  • cycling
  • forest
  • trace
  • decomposing
  • trout
  • fish
  • rainbow
  • Ron Knaus
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Knaus, Ron
Role
C
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
181
Project ID
181

College of Forestry
Oregon State University
Corvallis, OR 97331-5704
Tel: 541-737-2004
Contact us

Copyright © 2023 Oregon State University
Disclaimer