Department of Rangeland Ecology & Management

 

Larry Larson
Professor Range Ecology
Program Coordinator

Office Location: 
205B Badgley Hall
OSU Agriculture Program 
Eastern Oregon University 
La Grande, Oregon 97850
Telephone: (541) 962-3547
Fax: (541) 962-3444
E-mail: llarson@eou.edu
Education: BS 1973, MS 1975, PhD 1978 
Colorado State University
Instructional Summary 1995-present:
 

F 111
RNG 347
RNG 350

RNG 352
RNG 355
RNG 441
RNG 490

Intro Forestry (4)
Arid Land Biomes (3)
Grassland Ecosystems (3)

Grassland & Shrubland Ecosystems (4)-formerly RNG 347 and RNG 350
Desert Watershed Mgnt (3)
Range Analysis (4)
Range Mgnt Planning (4)
RESEARCH 1984 - present:
  Program: Rangeland Weeds, Riparian and Upland Ecology
Thesis Supervision: 5 Master of Science, 1 Doctor of Philosophy
REFEREED PUBLICATIONS 1995 - present: (1 = Grad. student; 2 = Res. assoc.)

Larson, L. and G. Kiemnec. 2004. Germination of Russian knapweed and Perennial Pepperweed under water and salt stress with variable light regimes. Weed Technol. In Print.

Borman, M. and L. Larson. 2003. A case study of river temperature response to land use and environmental thermal patterns along a river in northeastern Oregon. J. of Soil and Water Cons. 58:8-12.

Larson, L. and G. Kiemnec. 2003. Seedling growth and interference of diffuse knapweed
and bluebunch wheatgrass. Weed Technol. 17:79-83.

Kiemnec, G., L. Larson, and A. Grammon1. 2003. Diffuse knapweed and bluebunch
wheatgrass seedling growth under stress. J. Range Manage. 56:65-67.

McInnis, M., G. Kiemnec, L. Larson, J. Carr and D. Sharratt. 2003. Heart-podded Hoary Cress. Rangelands. 25:18-23.

Meays1, C., M. Borman and L. Larson. Thermal environment and stream temperature
on headwater streams in Northeastern Oregon. J. Amer. Water Res. Assoc. In Review.

Borman, M. and L. Larson. 2002. Cottonwood establishment, survival, and stand
characteristics. EM8800 OSU Extension Service. 12 p.

Larson, S., L. Larson and P. Larson. 2002. Perspectives on water flow and the interpretation
of FLIR images. J. Range Manage. 55:106-111.

Larson, L., and P. Larson. 2001. Influence of thermal gradients on the rates of heating and
cooling of streams. J. Soil and Water Cons. 56:38-43.

Larson, L., G. Kiemnec, and T. Smergut1. 2000. Hoary cress reproduction in a sagebrush
ecosystem. J. Range Manage. 53:556-559.

Larson, L. and P. Larson. 1997. The natural heating and cooling of water. Rangelands.
19:6-8.

Larson, L. and G. Kiemnec. 1997. Differential germination by dimorphic achenes of yellow
starthistle under water stress. Journal of Arid Environments. 37:107-114.

Larson, L., M. McInnis, and G. Kiemnec. 1997. Rangeland weed invasion. Rangelands.
19:30-32.

Sheley, R., B. Olsen, and L. Larson. 1997. Effect of weed seed rate and grass defoliation
level on diffuse knapweed. J. Range Manage. 50:39-43.

Sheley1, R. and L. Larson. 1997. Cheatgrass and yellow starthistle growth at three soil
depths. J. Range Manage. 50:146-150.

Larson, L. and S. Larson. 1996. Riparian shade and stream temperature: a perspective.
Rangelands.18:149-152.

Sheley2, R. and L. Larson. 1996. Emergence date effects on resource partitioning between
diffuse knapweed seedlings. J. Range Manage. 49:241-244.

Sheley1, R. L. and L. L. Larson. 1995. Interference between cheatgrass and yellow
starthistle at three soil depths. J. Range Manage. 48: 392-397.
BOOK CHAPTER:
Sheley, R., L. Larson, and J. Jacobs. 1999. Yellow Starthistle. In Biology and management
of noxious weeds. Edited by R. Sheley and J. Petroff. Oregon State University Press.