1991 Category Winners in
Microbiology

Second Place: S1106

Le, Phuc T. Grade 10, San Diego County
Effect of Insecticides and Herbicides on Soil Bacteria
Advisor: Mr. Delbert Cote
School: Chula Vista Senior High School, Chula Vista

Third Place: S1111

Ricketson, Cara Grade 9, Monterey County
It's the Little Things that Count
Advisor: Mr. Gary Avedisian
School: Pacific Grove High School, Pacific Grove

Honorable Mention: S1102

Davis, Scott E. Grade 11, Humboldt County
Mutation Rates of E. coli Bacteria: A Search for Mutagens
Advisor: Mr. Jim Welsh
School: McKinleyville High School, McKinleyville