Online Reference Resources
Penn State University Libraries Online Reference Resources
University Poisonous Plants Informational Database
The website "includes plant images, pictures of affected animals and presentations concerning the botany, chemistry, toxicology, diagnosis and prevention of poisoning of animals by plants and other natural flora (fungi, etc.)."
National Agricultural Law Center (U.S.). United
States Farm Bills
"Full text and resources for all U.S. Farm Bills from 1933 to the present."