Soil Fertility / Fertilizer Presentations
in PowerPoint or Word
Some images in the presentations are copyrighted. Please obtain permission when circulating images.
Contact List: Ron Gelderman, Manager Soil Testing Lab Ronald.Gelderman@sdstate.edu phone: 605-688-4770
Jim Gerwing, Soils Extension Specialist, James.Gerwing@sdstate.edu phone: 605-688-4772
Howard J. Woodard, Soil Fertility Researcher Howard.Woodard@sdstate.edu phone: 605-688-4774
Anthony Bly, Research Associate Anthony.Bly@sdstate.edu phone: 606-688-4768
2006
Erosion/Sediment Control and Stormwater Management Conference (Pierre, SD) - March 2006
Geology, Soils, and Fertility: The Building Blocks to Stabilizing Sites (Howard J. Woodard)
2005
Fertilizer Dealer's Meetings (Brookings, Parker, Ft. Pierre, Aberdeen, SD) - December 2005
Nutrient Management Plans for CAFO's (Jim Gerwing)
Soybean Inoculants (Anthony Bly)
Soybean Iron Chlorosis (Howard J. Woodard)
Managing High-Priced Fertilizers (Jim Gerwing)
Two Foot Nitrogen Test (Ron Gelderman)
Can Existing Variable-Rate Fertilizer Technology Work (Shannon Osborne)
2004
Fertilizer Dealer's Meetings (Brookings, Parker, Pierre, Aberdeen, SD) - December 2004
SDSU Fertilizer Recommendation Changes (Ron Gelderman)
Deep Fertilizer Placement (Anthony Bly)
Foliar Fertilizer (Jim Gerwing)
No Till and Crop Residue (Howard J. Woodard)
Fertilizer Placement from the Row (Ron Gelderman)
Fertilizer for Big Wheat Yields (Jim Gerwing)
2003
Fertilizer Dealer's Meetings (Brookings, Parker, Pierre, Aberdeen, SD) - December 2003
Soil Test Update (Ron Gelderman)
Intensive Wheat Management (Ron Gelderman and Jim Gerwing)
Deep Tillage Systems and Fertilizer Placement (Anthony Bly)
Salts in Soils (Jim Millar USDA-NRCS)
Midwest Soybean Conference (Sioux Falls, SD) - July, 2003
Managing Iron Chlorosis in Soybeans (Seth Naeve and Howard J. Woodard)
Cargill Ag College for Crop Nutrition (Houston, TX) - February, 2003
Sulfur Influence on Corn and Soybean Yields (Howard J. Woodard)
2002
Fertilizer Dealer's Meetings (Brookings, Parker, Pierre, Aberdeen, SD) - December 2002
Proper Soil Sampling Increases Profits (Ron Gelderman)
Soil Testing Update (Ron Gelderman)
Tillage Systems (Anthony Bly)
The Truth about Ortho and Ployphosphates (Jim Gerwing)
Non-Traditional Fertilizer Products (Jim Gerwing)
Lime and Gypsum - Where do we use these Amendments?(Howard J. Woodard)
Phosphorus Nutrient Management (Frank Schindler)
North Central Extension and Industry Soil Fertility Conference (Des Moines, IA) - November 2002
Sulfur Influence on Crop Yields (Howard J. Woodard, Ron Gelderman, Jim Gerwing, and Anthony Bly)