1930s: Donald M. Reynolds assists in discovery of streptomycin.
1931: Botanist Katherine Esau joins the faculty; her research focuses on plant viruses damaging California crops.
1931: Botanist Alden S. Crafts is hired to conduct research on strategies for agricultural weed control.
1934: The 17 female students on campus organize the Cal Aggie Women’s Association.
1938: Crafts wins a Guggenheim fellowship to study the functioning of sieve tubes of plants.
1939: With the advent of a home economics program in the 1930s, the female student population at Davis rises to 168.