

Agricultural Biology
Join our dedicated team of global innovators to build the critical knowledge and essential skills needed to expand the future of our global food supply. Whether your interests are in plants, insects or microbes, there is a place for you in agricultural biology.
No matter who you are, or where you come from, we invite you to take a seat at our table. Let’s grow a better future together.
What is Agricultural Biology?
Research and Engagement
Our research covers every aspect of plant and ecosystem health. We solve biological problems in natural and managed agricultural systems through our collaborative partnerships, like our K-12 education programs and extension programming. Our aim is to continue strengthening food security and safety while keeping plants and ecosystems healthy.
Department News and Upcoming Events
Agricultural education in action during the Colorado Career Development Events at CSU
CAS/AES annual awards ceremony elevates employee, student service and impact
In Memoriam
Dr. Paul Opler was a beloved faculty in our department who recently passed.
Agricultural Biology Degrees and Programs
Search Results
Undergraduate Degrees
Major in Agricultural Biology
Discover the basic and applied science of plant-microbe ecosystems, impacts of insects and arthropods, and weed science. Develop a deeper understanding of how to build healthier food systems for a growing world while protecting the environment.
Minors
Entomology Minor
Discover the basic and applied science of the study of insects and other arthropods such as ticks and mites. Help build a healthier food system for a growing world while protecting the environment.
Plant Health – Minor
Apply the knowledge gained in biology courses to real world problems. Learn how microbes, insects, and weeds impact food production, urban landscapes, forests, rangelands, and other ecosystems.
Graduate Degrees
M.S. in Bioagricultural Sciences
Conduct research focused on plant stresses, microbes, insects, and weeds that threaten the safety and sustainability of our food supply.
M.S. in Bioagricultural Sciences – Plan A, Plant Pathology Specialization
Conduct research in the study of microbes that affect plant health, such as viruses, bacteria, and fungi. Help build a healthier food system for a growing world while protecting the environment.
M.S. in Bioagricultural Sciences – Plan B, Pest Management Specialization
Gain hands-on experience in managing sustaining our food and fiber supply, providing bioagricultural security, and protecting our ecosystems from pests, plant diseases, and weeds.
Ph.D. in Bioagricultural Sciences
Conduct research in plant abiotic stress or the microbes, insects, and weeds that threaten the safety and sustainability of our food supply. Learn how ecosystems function and how to protect them.
Agricultural Biology Sequential M.S. Degree Program (4+1)
Gain hands-on experience in managing sustaining our food and fiber supply, providing bioagricultural security, and protecting our ecosystems from pests, plant diseases, and weeds.
M.S. in Bioagricultural Sciences – Plan A, Entomology Specialization
Conduct research in the study of insects and other arthropods such as ticks and mites. Help build a healthier food system for a growing world while protecting the environment.
M.S. in Bioagricultural Sciences – Plan A, Weed Science Specialization
Conduct research in the study of weed management and pesticide function and resistance. Help build a healthier food system for a growing world while protecting the environment.
Ph.D. in Bioagricultural Sciences – Entomology Specialization
Conduct research in the study of insects and other arthropods such as ticks and mites. Help build a healthier food system for a growing world while protecting the environment.
Ph.D. in Bioagricultural Sciences – Plant Pathology Specialization
Conduct research in the study of microbes that affect plant health, such as viruses, bacteria, and fungi. Help build a healthier food system for a growing world while protecting the environment.
Ph.D. in Bioagricultural Sciences – Weed Science Specialization
Conduct research in the study of weed management and pesticide function and resistance. Help build a healthier food system for a growing world while protecting the environment.
Certificate
Food Manufacturing Safety and Sanitation – Online
This course trains individuals in the food manufacturing industry to follow sound food safety practices and sanitation methods. Certify your organization and employees are up to date with Current Good Manufacturing Practices.
Get Started Today
Contact the Department of Agricultural Biology
Plant Sciences C 129
Campus Delivery 1177
Colorado State University
Fort Collins, CO 80523-1177
(970) 491-5261
cas_agbiomain@mail.colostate.edu