In the 1930s, Dr. F. W. Went and R. Bonner conducted investigations into the factors regulating cell elongation in plants and their subsequent effect on plant growth. These studies eventually led to the isolation of a plant growth hormone called auxin. Auxin was finally identified chemically as indole-3-acetic acid or IAA.
Iowa Science Teachers Journal
© Copyright 1977 by the Iowa Academy of Science
Wilson, S. Lane
"Bioassay and Corn Coleoptiles,"
Iowa Science Teachers Journal: Vol. 14
, Article 28.
Available at: https://scholarworks.uni.edu/istj/vol14/iss1/28