Faculty & Staff

Department Head

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Carol Lorenzen
Department Head
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Faculty

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Sergio Arispe
Associate Professor
541-881-1417 x104
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My research program focuses on the interplay between nutrition and reproduction in ruminants. Furthermore, I am interested in grazing programs and the dynamic impacts different grazing programs have on natural resources in the sagebrush steppe ecosystem of eastern Oregon.

Serkan Ates
Assistant Professor
541-737-5060
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Dr. Ates' research focuses on pasture management for sustainable animal production and improved product quality. His current research interest includes;

  • Evaluation of pasture forbs with high bioactive compounds...
Tammy Barnes
Assistant Professor (Practice)
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Massimo Bionaz
Associate Professor
541-737-9507
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(1) Nutrigenomics in dairy cows: development of high-throughput systems to study nutrigenomics; fine-tuning the metabolism through nutrients; transcriptomic and epigenomic effects of long-chain fatty acids; and nutritional genomics during transition from pregnancy to lactation.

(2) Milk...

Cecily Bishop
Assistant Professor
541-737-3292
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Gerd Bobe
Associate Professor
541-737-1898
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Nutrition is critically important for optimum development and maintenance of mind and body throughout life in animals and humans.  The focus of my research group is on dietary disease prevention using a “system biology” approach that integrates knowledge from nutrition & physiology,...

David Bohnert
Professor and Director of Eastern Oregon Agricultural Research Center
541-573-8910
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Dr. Bohnert is a Ruminant Nutritionist and Extension Beef Cattle Specialist with Oregon State University stationed at the Eastern Oregon Agriculture Research Center in Burns, OR.  His research is focused on nutritional management strategies to improve the sustainability of beef production in...

Gita Cherian
Distinguished Professor
541-737-1896
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The long-term goal of my research program is to better understand lipid metabolism in chicks so as to enhance their post-hatch growth and health along with producing wholesome foods for human consumption. Specifically, lipid modification strategies to: (1) investigate fatty acid metabolism...

Jenifer Cruickshank
Assistant Professor (Practice)
971-600-1222
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Jonathan Dinkins
Assistant Professor
541-737-1614
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Troy Downing
Extension Dairy Specialist
503-842-3433
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The majority of my work involves manure management, pasture productivity and nutrient cycling. Much of the work has looked at nutrient cycling in pasture systems, developing techniques to document nutrient utilization and variety trails to determine varieties with improved performance....

Scott Duggan
Assistant Professor (Practice)
541-548-6088
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My outreach and extension program focuses on horse and livestock production and management. Additionally, pasture management and forage are an integral part of my programming.

My research focuses on livestock...

Bryan Endress Bryan Endress
Associate Professor and Rangeland Sciences Program Lead
541-962-3115
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My research seeks to identify and understand factors influencing vegetation structure, composition and dynamics and how this information can inform natural resource management.  Currently, my research focus on a range of issues including invasive plant science and management, ecological...

Charles Estill
Professor
541-737-7667
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Nutritional influences on ruminant nutrition; manipulation of reproductive cycles (especially swine); grass toxicant effects on ruminants; sexual differentiation of the ruminant brain.

Shelby Filley
Professor
541-236-3016
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Encouraging and facilitating the use of proven methods in animal nutrition and reproduction and forage production (pastures and hayground) for the efficient production of beef cattle and sheep in my multi-county region (Benton, Douglas, Jackson, Josephine, Lane, and Linn counties of Oregon)

Yvette Gibson
Instructor
541-737-1908
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Timothy Hazzard
Senior Instructor I
541-737-4439
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Matthew Hovland
Instructor

Claudia Ingham
Senior Instructor II
541-737-8285
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Janell Johnson
Senior Instructor I
541-737-1870
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Dustin Johnson
Professor
541-573-8933
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My Extension and applied research program centers on improving the efficiency and sustainability of the ranching industry in eastern Oregon.  Ongoing efforts include 1) training and assisting ranchers and public land management agency partners in the development and maintenance of cooperative...

Matthew Kennedy
Senior Instructor I
541-737-1906
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(1) Applied nutrition and alternative feedstuffs used in livestock production
(2) Beef and Swine management/production methods

Michelle Kutzler
Professor
541-737-1401
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Carol Lorenzen
Department Head
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Ricardo Mata-Gonzalez Ricardo Mata-Gonzalez
Associate Dean of Academic Programs and Professor
541-737-7355
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In my current position as Associate Dean of Academic Programs, I supervise the academic and curricular success of more than 3000 students in the College of Agricultural Sciences. As the leader of the Academic Programs Office, I oversee curricular content and innovation, student recruitment,...

Ian McGregor
Assistant Professor (Practice)
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Elisa Monaco
Senior Instructor I
541-737-1917
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Carlos G. Ochoa
Associate Professor of Ecohydrology; Watershed & Riparian Systems Management
541-737-0933
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Research in our Ecohydrology lab focuses on:

  • Ecohydrology of watershed & riparian ecosystems 
  • Land use-environment interactions influencing water quality and water quantity
  • Surface water and...
Nathan Parker
Instructor
541-737-1927
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My courses focus on factors influencing growth and development of meat animal species, muscle to meat conversion, basic and advanced meat chemistry, carcass fabrication and further processing, non-meat ingredient usage in meat systems, and examine how these factors influence meat quality,...

Juliana Ranches
Assistant Professor
(541) 573-4083
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  • Identifying cost-effective nutritional strategies for cow-calf operations and improving their mineral nutrition.
  • Identifying pre-weaning nutrition and management strategies for improving calf health and performance.
  • Understanding cattle maternal behavior and its...
Giovanna Rosenlicht
Senior Instructor I
541-737-1918
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Canine oxytocin receptor genotypes and potential application for use in prediction of affiliative and aggressive behaviors.

Alan Sams Alan Sams
Former Dean of College of Agricultural Sciences (2018-2022)

Christopher Schachtschneider
Assistant Professor (Practice)
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Peter Schreder
Associate Professor
541-947-6054
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Vanessa Schroeder
Senior Faculty Research Assistant I
541-573-8936
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Patrick Shaver
Instructor
541-737-1146
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Dawn Sherwood
Senior Instructor I
541-737-1929

Applied research conducted by Dr. Sherwood is beneficial to horse owners across the country.  The major areas of study are mud and pasture management to better the health and productivity of the pasture.  These management systems are also evaluated for their influence on the horses’ level of...

Mary Smallman
Instructor
541-737-7143
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Monique Udell
Associate Professor
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Dr. Udell is the Director of the Human-Animal Interaction Laboratory and teaches courses on Animal Behavior & Cognition, Applied Animal Behavior, Animal Learning, Behavior Modification and Enrichment within the Department of Animal & Rangeland Sciences at OSU.

Her research...

Katherine Wollstein
Assistant Professor (Practice)
541-573-8924
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Kathryn Younger
Instructor
541-737-5327
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Professional Faculty

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Laura Bean
Administrative Manager
541-737-1619
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Larissa Lewis
Dairy Farm Manager
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Support Staff

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Jeffrey Behm
Bio Science Research Tech 2
541-737-3275
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Veterinary Dairy Barn

3201 SW Washington Way

3201 SW Washington Way
Corvallis, OR 97331
Sean Bodo
Office Specialist 2
541-737-3011
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Withycombe Hall

Withycombe Hall 112

2921 SW Campus Way

2921 SW Campus Way
Corvallis, OR 97331
Caroline Charlton
Administrative Program Specialist and Graduate Program Coordinator
541-737-4606
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Withycombe Hall

Withycombe Hall 130

2921 SW Campus Way

2921 SW Campus Way
Corvallis, OR 97331
Pete Eckert
Trades/Maintenance Worker 2
541-737-2303
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Michael Hammerich
Soap Creek Ranch Manager
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Shelley Hansen
Bio Science Research Tech 2
541-753-8807
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Academic Advisor

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Reesman, Dodi
Head Academic Advisor
541-737-4761
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