2019 California Science & Engineering Fair Participants
Jiyoun Roh
- Project S1899
- Jiyoun Roh, Grade 11
![portrait](images/anon_ss.gif)
Preventing Eutrophication with an Organic Fertilizer Made of Dark Chocolate, Coffee Grounds, and Banana Peels
Advisor: Ms. Orenda Tuason
School: Crescenta Valley High School, La Crescenta, Los Angeles County
![CSEF_bar](/graphics/CSEF_Bar.jpg)
California Science & Engineering Fair
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2019
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Portraits
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CSEF@usc.edu