Helena Avila-Arias – PhD Defense Announcement Metal Oxide Engineered Nanomaterials Effect on Soil Function and Microbial Communities Major Professor: Dr. Ronald Turco and Dr. Larry Nies Thursday, Nov. 30, 2017 11:30 AM PGSC 105 Ecological Sciences and Engineering Interdisciplinary Graduate Program Department of Agronomy Everyone is Welcome! Christal Musser Interdisciplinary Student Services Manager Office of Interdisciplinary Graduate Programs The Purdue University Graduate School | Purdue University Ernest C. Young Hall, Room B-40 | 155 S. Grant Street | West Lafayette, IN 47907 Email: musser@purdue.edu<mailto:musser@purdue.edu> | Web: www.purdue.edu/ese<http://www.purdue.edu/ese> Phone: 765-494-2102 | Fax: 765-496-6271 Like us on Facebook<https://www.facebook.com/ESEatPurdue/>