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(1982) Scouting for and managing the alfalfa weevil, 1982. Iowa State University Extension
(1985) Apply Pesticides Correctly: Pesticide Applicator Certification: The Iowa Core Manual, February 1985. Iowa State University Extension
(1986) Scouting for and managing the alfalfa weevil, 1986. Iowa State University Extension
(1989) European Corn Borer: Development and Management, 1989. Iowa State University Extension
(1993) General and household pest management, category 7A, 1993. Iowa State University Extension
(2001) Hub/Spokes Nutrient Management Model, 2001. Agriculture and Land Stewardship
(2002) Cropping Practices Baseline Data, 2002. Agriculture and Land Stewardship
(2002) Iowa Soil Properties and Interpretation Database, 2002. Agriculture and Land Stewardship
(2002) Soil Nitrogen and Carbon Management Project, 2002. Agriculture and Land Stewardship
(2004) Results from the Testing of Adulterated Anhydrous Ammonia Provided by the State of Iowa's Office of Drug Control Policy, March 15, 2004. Drug Control Policy, Office of
(2010) Issue review : emerald ash borer overview. Legislative Services Agency (Legislative Service Bureau)
(2013) Pesticide Poisoning Surveillance Program, July 31, 2013. Public Health, Department of (Health and Human Services, Department of)
(2013) Work-Related Exposures to Pesticides in Iowa, 2008-2012. Public Health, Department of (Health and Human Services, Department of)
(2014) Pesticide Investigation & Enforcement, June 2014. Agriculture and Land Stewardship
(2015) Pesticide Container Disposal, August 3, 2015. Natural Resources, Department of