2022 Maine Agriculture Trades Show

Maine Department of Agriculture Conservation & Forestry
January 11-14, 2022

Visit the 2022 Maine Agriculture Trades Show Online website.

University of Maine Cooperative Extension Livestock Virtual Sessions

Listed below are the presentations for the University of Maine Cooperative Extension sessions which were available during the Agriculture Trade Show virtual meeting times from January 11-14, 2022.


Index of Presentations:


Introduction and Research Update

Dr. Glenda Pereira, University of Maine Cooperative Extension assistant professor and dairy specialist shares an introduction about her research. For more information, please contact Dr. Pereira at 207.581.3240 or email glenda.pereira@maine.edu. All photos courtesy of Glenda Pereira.


Meta-analysis of the effects of chemical and microbial preservatives on hay spoilage during storage

Dr. Juan Romero — Associate Professor of Animal Nutrition at the University of Maine, shares information related to if chemical and microbial preservatives work for high moisture hay. For more information, please contact phone: 207.581.2925 or email: juan.romero@maine.edu

VIDEO: Meta-analysis of the effects of chemical and microbial preservatives on hay spoilage during storage (YouTube)


For more Extension resources, including Sustainable Soils for Livestock – Risk Assessment in Context, visit the Nutrient Management Program Education 2022 Agricultural Trades Show Program page (Department of Conservation, Agriculture, and Forestry Division of Animal and Plant Health)

Anne Lichtenwalner, DVM, Ph.D., Extension veterinarian, associate professor and director of the University of Maine Cooperative Extension Veterinary Diagnostic Laboratory, and students.

This session consists of 4 mini-presentations by graduate and undergraduate students working in the UMaine Extension veterinary diagnostic lab with Dr. Lichtenwalner during 2020-2022. Topics are associated with animal health and risk management, and all relate to ongoing projects at the University of Maine.

  • Rachel White will share information about snails on pastures, and the risks and benefits of using pasture management tools to mitigate those risks.
  • In a related study, Denise Cole will talk about her study of risk factors for, and farmer awareness of microplastics on farms.
  • Kianna Dean will discuss her investigation of swine health risk factors, including parasite risks; her follow-up study will continue this spring.
  • Morgan Belvin will share findings from year 1 of her 2-year Honors capstone study of risk factors for Staphylococcus aureus mastitis in Maine dairy herds (due to illness, her talk is narrated by Dr. Lichtenwalner).

Each talk has some practical take-aways for the farming community, and those interested in One Health/public health issues in Maine.


Colt Knight, Assistant Extension Professor, and State Livestock Specialist gave a presentation at the 2022 Maine Agriculture Trades Show: Maine Grazing Behavior Lab Update.


University of Maine Cooperative Extension 2021 Pastured Turkey Study

  • Graduate Student Investigator: Madison Philbrick, B.S. Animal Science, Master Student Candidate, Animal Science, University of Maine
  • Advisor: Dr. Colt Knight, Mentor, Ph.D. Animal Science, State Livestock Specialist, University of Maine Cooperative Extension

This video covers a recent turkey pasture study completed at the University of Maine. The study was 16 weeks long and the main goal of the study was to test a new type of housing structure for pastured turkey raising.