Chapters by Dr. Shirley Clark

• Book Chapter Recycling Vertical-Flow Biofilter: A Treatment System for Agricultural Subsurface Tile Water
  by K.H. Baker and S.E. Clark in the book "Irrigation - Water Management, Pollution and Alternative Strategies" edited by Iker García-Garizábal and Raphael Abrahao, ISBN 978-953-51-0421-6, InTech, March 3, 2012