North Dakota State University

Extension Publications

G. Endres, H. Kandel, M. Ostile, B. Shatz, S. Yuja 2018. Pinto Bean Response to Phosphorus Starter Fertilizer in East-central North Dakota NDSU Cir. A1883

D. Franzen, C. Gasch, C. Augustin, T. Desutter, N. Kalwar, A. Wick 2019. Managing Saline Soils in North Dakota. NDSU Circ. SF-1087 (Revised)

D. Franzen 2018 Developing zone soil sampling maps NDSU Ext. Circ. 1176-3 (Revised)

D.W. Franzen and H. Bu. 2018. North Dakota clay mineralogy impacts crop potassium nutrition and tillage systems. NDSU Ext. Circ. SF-1881.

D.W. Franzen. 2018. Limitations of the sulfate-sulfur soil test as a predictor of sulfur response. NDSU Ext. Circ. SF-1880. 

D. Franzen. 2018 What is site-specific farming? NDSU Ext. Circ. SF-1176(1).

D. Franzen. 2018 Soil Sampling and variable-rate fertilizer applications NDSU Ext. Circ. SF-1176(2).

D. Franzen. 2018 Yield Mapping NDSU Ext. Circ. SF-1176(3).

D. Franzen. 2018 Site-specific farming 4. Economics and the environment  NDSU Ext. Circ. SF-1176(4).

D. Franzen, 2018. Soil Sampling as a Basis for Fertilizer Application

D.W. Franzen, 2019 Soybean Soil Fertility SF-1164 (Revised)

D.W. Franzen and M. Berti. 2018. Alfalfa Soil Fertility Requirements in North Dakota Soils. SF-1863

D.W. Franzen, 2018 Fertilizing Sugarbeet in North Dakota SF-174 (Revised)

 Soil Fertility Recommendations for Field Pea, Lentil and Chickpea, SF-725, 2018. David Franzen, Professor Soil Science and Extension Specialist, North Dakota State University.

Fertilizing Potato in North Dakota, SF-715, 2018. David Franzen, Professor Soil Science, Extension Soil Specialist, North Dakota State University; Carl Rosen, Professor, Department of Soil, Walter and Climate, University of Minnesota; and Andrew Robinson, Extension Potato Agronomist, North Dakota State University.

Franzen, D.W. 2018 Fertilizing Winter Wheat NDSU Ext. Circ. SF-1448 (Revised)

Franzen, D.W. 2018 North Dakota Fertilizer Recommendation Tables and Equations NDSU Ext. Circ. SF-882 (Revised)

Franzen, D.W. 2018 Fertilizing hard red spring wheat and durum NDSU Ext. Circ. SF-712 (Revised)

Corn Response to Phosphorus Starter Fertilizer A1851, 2017 Greg Endres, Ext. Cropping Specialist, David Franzen, Ext. Soil Science Specialist, Hans Kandel Extension Agronomist, Mike Ostile, Research Agronomist and Blaine Schatz, Carrington Ext. Director and Agronomist

Franzen, D.W. and Berti, M. 2017 Fertilizing Alsike Clover, Birdsfoot Trefoil, Red Clover and Sweetclover in North Dakota NDSU Ext. Circ. SF-1865

Franzen, D.W. 2017 Soil Fertility Recommendations for Corn NDSU Ext. Cir. SF-722 (Revised)

Franzen, D.W. and Teboh, J.M. 2017 Soil Fertility Considerations for Buckwheat  NDSU Ext. Circ. SF-724 ( Revised)

Franzen, D.W. 2017 Fertilizing Flax NDSU Ext. Circ. SF-717 (Revised)

Franzen, D.W. 2017 Land Judging in North Dakota NDSU Ext. Circ. DBC618 (Revised)

Franzen, D.W. 2017 Fertilizing Canola and Mustard NDSU Ext. Circ. SF-1122 ( Revised)

Franzen, D.W. and R.J. Goos. 2017  Fertilizing Malting and Feed Barley NDSU Ext. Circ. SF-723 (Revised)

Franzen, D.W. 2017.  Fertilizing Pinto, Navy and other Edible Dry Bean NDSU Ext. Cir. SF720 (Revised)

Franzen, D.W. 2017. Nitrogen extenders and additives for field crops. NDSU Ext. Circ. SF-1581.(Revised)

D.W. Franzen. 2016 Fertilizing Sunflower   NDSU Ext. Circ SF713 (Revised)

E. Deibert and D.W. Franzen 2015 Fertilizer Application with small-grain seed at planting. NDSU Ext. Cic. SF1751

Franzen, D.W., T. Scherer, and S. Sieler. 2013. Compatibility of North Dakota Soils for Irrigation. NDSU Ext. Circ. AE-1637.

Cihacek, L.J., D. Franzen, X. Jia, R. Johnson, T. Scherer. 2012. Evaluation of Soils for Suitability for Tile Drainage Performance. NDSU Ext. Circ. SF-1617..

Franzen, D.W. 2009. Fertilizing winter rye. NDSU Ext. Circ. SF-1462.

Franzen, D.W. and R. Smith. 2007. Evaluating, preparing and amending lawn and garden soil. NDSU Ext. Circ. H-1325.

D. Franzen, G.W. Rehm, and J. Gerwing. 2006. Effectiveness of gypsum in the North Central region of the U.S. NDSU Ext. Circ. SF-1321.

D.W. Franzen. 1999. North Dakota survey of soil copper, pH, zinc, and boron levels. NDSU Ext. Report 52.

Franzen, D., L.K. Sharma, and H. Bu. 2014. Active Optical Sensor Algorithms for Corn Yield Prediction and a Corn Side-dress Nitrogen Rate Aid. NDSU Ext. Circ. SF-1176(5).

Franzen, D.W. and J.Gerwing. 1997. Effectiveness of Using Low Rates of Plant Nutrients  NC Regional Research. Publication. No. 341. NDSU Ext. Serv., Fargo, ND.

T.F. Scherer, B. Seelig, and D. Franzen. 1996. Soil, water, and plant characteristics important to irrigation. NDSU Ext. Bull. EB-66.

Extension Programs:

Annual Precision Farming Workshops (last Thursday in Feb, since 1995).

Soil Science training seminars for agricultural professionals and producers. January, since 1995.

Speaking presentations at Experiment Station Field days, county ag days, field tours, as requested and as possible to schedule. Approximately 60 each year.