The path of a pest
UD and USDA researchers use lightweight, inexpensive tag method to track mosquitoes to prevent mosquito-borne diseases
Keeping chickens healthy
UD lab and research experience prepares graduating senior Casey Epstein for animal biosciences career
Cold-Blooded Club
UD students form Delaware Herpetology Club to protect reptiles and amphibians
Feed the world.
Protect the planet.
The adventure continues
Blue Hen alumnae still traveling together 23 years after study abroad course
The College of Agriculture and Natural Resources is a unified community of leaders addressing the grand challenges that define our relationship with the natural world and the future of global agriculture through rigorous and engaged research, innovative and discovery-based teaching, and impact-driven outreach and engagement.
The future of research
Explore Worrilow Hall, our redesigned research hub and one of the most modern, state-of-the-art learning facilities at the University of Delaware.
Recent news
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Lewes' living shoreline
July 15, 2026 | Written by Adam Thomas | Photos by Evan Krape | Video by Jeffrey C. ChaseUniversity of Delaware researchers installed a living shoreline on UD’s Lewes Campus to help infrastructure and ecosystem. These nature-based structures use natural materials like plants, sand, rocks and oyster shells to stabilize shorelines and protect them from erosion. UD’s Bachelor of Landscape Architecture program partnered with the College of Earth, Ocean and Environment, the College of Engineering and the Partnership for the Delaware Estuary on the project. -
As cases of ‘diarrhea parasite’ Cyclospora rise across the US, is it safe to eat fresh produce?
July 14, 2026 | Written by Caroline Kee | TodayAs cyclosporiasis, an intestinal infection caused by a parasite, continues to sicken thousands of people across the U.S. in recent weeks, the Centers for Disease Control and Prevention is noting large clusters of outbreaks. Kali Kniel, University of Delaware professor of microbial food safety, was interviewed by TODAY, and said the uptick in cases is unusual. Infections happen when people consume contaminated food or water. -
It's not just produce. Where else can 'explosive diarrhea' bug hide?
July 11, 2026 | Written by Mary Walrath-Holdridge | USA TodayCases of cyclosporiasis are rising around the country. The illness is caused by a parasite and leaves symptoms such as diarrhea and cramping. Health officials aren’t sure of the source of the growing outbreak. USA Today interviewed Kali Kniel, University of Delaware professor of microbial food safety, who said there are challenges to identifying the source, such as a “reduced surveillance structure” at the federal level. -
Trying to avoid cyclosporiasis? Wash your hands, wash your produce
July 07, 2026 | Written by Jason Fuller, Sarah Handel, Mary Louise Kelly | NPRThe Centers for Disease Control and Prevention says at least 17 states are reporting cases of cyclosporiasis. The intestinal illness causes cramping and diarrhea. Kali Kniel, a professor of microbial food safety at the University of Delaware is interviewed by NPR’s All Things Considered about cyclosporiasis and the outbreaks across the country.
Upcoming events
A better way to Wednesday!
Join the UD College of Agriculture and Natural Resources each Wednesday this summer to enjoy a scoop (or two!) of UDairy Creamery Ice Cream, take a relaxing stroll through the UD Botanic Gardens, and check items off your grocery list with UD Fresh To You's fresh, local, organic produce!
Passport parking spaces are available at the Fred Rust Ice Arena and behind Worrilow Hall. Free, marked, 15-minute customer parking is also available on the north end of the lot.
Extending education to the public
Land-Grant Institution
In 1869, the University of Delaware (UD) College of Agriculture and Natural Resources was established as the state’s land-grant university with a mission consisting of three elements: teaching, research and “extension”. Cooperative Extension fulfills the third part of this mission: bringing knowledge to the people of Delaware. Today, we offer university knowledge, research and resources — just for you!
College graduates with expertise in food, agriculture, renewable natural resources and the environment are essential to our ability to address the U.S. priorities of food security, sustainable energy and environmental quality.
Featured video
The UD Class of 2026 reminisces on their favorite memories
Blue Hen students, faculty, and staff share their treasured College of Agriculture and Natural Resources memories, favorite courses, and most memorable moments.
UD Class of 2026 reminisces on their favorite College of Agriculture and Natural Resources memories: youtube.com/embed/videoseries?list=com.synechron.udel.models.functions.SubstrAfter
CANR's Commitment
The College of Agriculture and Natural Resources (CANR) is committed to fostering an inclusive and supportive community where everyone is welcome. Learn more about these efforts.
Notice of Nondiscrimination and Equal Opportunity
The University of Delaware does not discriminate against any person on the basis of race, color, national origin, sex, gender identity or expression, sexual orientation, genetic information, marital status, disability, religion, age, veteran status or any other characteristic protected by applicable law in its employment, educational programs and activities, admissions, and scholarship and loan programs as required by Title IX of the Educational Amendments of 1972, the Americans with Disabilities Act of 1990, Section 504 of the Rehabilitation Act of 1973, Title VI and VII of the Civil Rights Act of 1964, and other applicable statutes and University policies. The University of Delaware also prohibits unlawful harassment, including sexual harassment and sexual violence.
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