Nitrogen Fertilization Following a drought and what does the clay chemistry map mean for me?

Dr. Dave Franzen, Extension Soil Specialist

Dr. Dave Franzen received his BS, MS and PhD from the University of Illinois, Urbana, IL. He spent 18 years as an agronomist and manager in the retail fertilizer business in east central Illinois. He completed his PhD in 1993 with a thesis addressing field variability of P, K, and soil pH in two Illinois fields with the results published. He joined the NDSU faculty in June of 1994.

Franzen provides educational programs on soil and soil fertility topics to extension agents and specialists, industry professionals, farm producers and the public. The material is presented using meetings, field tours, written material, radio, TV, video and internet resources. Franzen performs applied soils research projects as are relevant to North Dakota producers.