Bulletin #2328, Maine Farm Safety Program: Symptoms and First Aid for Poisonings (PDF) By Dawna L. Cyr, Farm Safety Project Assistant, and Steven B. Johnson, Ph.D., Extension Crops Specialist For information about UMaine Extension programs and resources, visit extension.umaine.edu. Find more of our publications and books at extension.umaine.edu/publications/. Table of Contents: Tell-Tale Signs of Poisonings