The Iowa Soybean Association was founded in 1964 and approved for affiliation with the American Soybean Association in 1965.
Iowa Soybean Association
ASA Presidents from Iowa
E. S. Dyas, Ames, Iowa, ASA president 1935-36
Howard Roach, Plainfield, Iowa, ASA president 1944-46
Merlyn Groot, Manson, Iowa, ASA president 1978-79
Marlyn Jorgensen, Garrison, Iowa, ASA president 1989-90
Ron Heck, Perry, Iowa, ASA president 2003-04
John Hoffman, Waterloo, Iowa, ASA president 2007-08
Ray Gaesser, Corning, Iowa, ASA president 2013-14
John Heisdorffer, Keota, Iowa, ASA president 2017-18
State Association Gallery
A unique Iowa Soybean Association car that promoted farmer support for soybean production in the state. (Photo: Circa 1964, Iowa Soybean Association)
Iowa State University researchers Lester Wilson and Jane Hove, involved in soybean research. (Photo: Circa 1964, Iowa Soybean Association)
Iowa Soybean Association officials. From left, Ward Scott, Judson Seeley, Merlyn Groot and Willard Latham. (Photo: Circa 1964, Iowa Soybean Association)