MSU Extension Minute: Varmint Control LinksAnne JamesAnne JamesPublished: June 11, 2014Share on FacebookShare on Twitterloading...Here are the links to the publications offered by Glacier Co. Agent Kari Lewis on today's Extension Minute:The Columbian Ground Squirrel: It's Biology and Control MT Dept. of Agriculture List of Registered Rodenticides for Ground Squirrel Control