An updated version of the Iowa Commercial Pesticide Applicator Manual for Ornamental and Turfgrass Pest Management Category 3 OT is available from Iowa State University Extension and Outreach. The manual is intended to be used by people preparing to take pesticide certification exams in categories 3T, 3OT, or 3O. More details are available in the Iowa State University Extension and Outreach news release from January 4, 2018.
Links to this article are strongly encouraged, and this article may be republished without further permission if published as written and if credit is given to the author, Horticulture and Home Pest News, and Iowa State University Extension and Outreach. If this article is to be used in any other manner, permission from the author is required. This article was originally published on January 12, 2018. The information contained within may not be the most current and accurate depending on when it is accessed.