Recent Presentations

2011 Drainage Research Forum

• Phosphorus Loss Through Subsurface Tile Drainage (1.8 MB PDF) A. Mallarino
• Building A Better Ditch: The 2+Stage Approach (5.9 MB PDF) J. Magner
• Biomass production strategies and potential environmental impacts in drained lands (7.6 MB PDF) M. Liebman
• Subsurface Drainage Pumped Outlets (6.3 MB PDF) T. Scherer
• Re-Saturating Riparian Buffers In Tile Drained Landscapes (6.4 MB PDF) D. Jaynes
• Iowa Soybean Association Environmental Program (6.4 MB PDF) T. Sutphin

2010 Drainage Research Forum

• Conservation drainage focus group study (1.7 MB PDF) A. Lewandowski
• Understanding seasonal hydrologic trends in Iowa watersheds over the last half of the 20th Century (3 MB PDF) K. Franz
• Regional precipitation and evapotranspiration patterns and impacts on agricultural water management (4 MB PDF) C. Hay
• Transport of antibiotic resistant bacteria into tile drainage systems (1.9 MB PDF) M. Soupir
• Bioreactor performance in Minnesota (8 MB PDF) A. Ranaivoson
• Iowa bioreactor demonstration project (2.9 MB PDF) K. Kult and T. Sutphin
• Methylmercury production in denitrifying bioreactors: hydrologic and biogeochemical controls (5.6 MB PDF) B. Hudson

2008 Drainage Research Forum

• Effects of Landscape Drainage on Dissolved Carbon Export (2.3 MB) B. Dalzell
• Obstacles to Improvements in Iowa Drainage Districts (1.9MB PDF) D. Etler
• A Pilot Program for Integrated Drainage and Wetland Landscape Systems (2.6MB PDF) D. Lemke
• Experience from the Cedar River TMDL (777KB PDF) J. Baker
• Is Turkey Manure an Asset or Liability: Crop Production and Environmental Impacts of Utilization at Two Field Scales (1.5MB) J. Moncrief
• Drainage Water Management: Drainage, Crop Yield, and Nutrient Loads (1.7 MB PDF) J Strock
• Extreme Rainfall Events and 2008 Floods in Iowa (2MB PDF) M. Helmers
• Climate Trends and Observations (3.8MB PDF) M. Seeley