This week Nancy and Kate discuss a paper that investigated a herd of 18 mares that were housed on a pasture since 1979 without a deworming program. Nancy also relates the lecture information from a seminar she attended about deworming horses to combat parasite resistance.

Reference and Link to Research Paper:

Steuer, A.E., Anderson, H.P., Shepherd, T. et al. (2022). Parasite dynamics in untreated horses through one calendar year. Parasites Vectors 15, 50.

https://doi.org/10.1186/s13071-022-05168-z

Link to a Veterinary article describing the newest thoughts on deworming programs for adult horses:

Deworming Programs- One Size Does Not Fit All. https://www.steinbeckpeninsulaequine.com/post/deworming-programs-one-size-does-not-fit-all