2009 California State Science Fair Participants
Hannah J. Washburn


Hannah
Project J1222
Hannah J. Washburn, Grade 7 portrait
Does Adding Polymers to Soil Prolong the Toxicity of Pesticide? Year 2 Study
Advisor: Mrs. Susan Wright
School: Washington Academic Middle School, Sanger, Fresno County
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California State Science Fair / 2009 / Portraits / CalifSF@usc.edu