Corner Flows Induced by Surfactant-producing Bacteria Bacillus subtilis and Pseudomonas fluorescens in the Vadose Zone

Yuan Li1, Judy Qingjun Yang1, Joseph Sanfilippo2 and Daniel Kearns3, (1)University of Minnesota Twin Cities, Minneapolis, MN, United States, (2)University of Illinois at Urbana-Champaign, Champaign and Urbana, United States, (3)Indiana University, Bloomington, United States