Energy Research

My energy conservation research has focused on how agriculturalists and others can improve the efficiency of their internal combustion engines through routine maintenance procedures. A bibliography of selected papers follows:

• Tan, J., Schumacher, L. G., Hires, W. G. and Shipley, B. (1994). Dynamic Tractor Ballasting. Applied Engineering in Agriculture. 10, (3), 363-367.

• Schumacher, L. G., Tan, J., and Hires, B. G., (1993). Tractor ballasting for fuel efficiency. Journal of Agricultural Mechanization. 7,(7), 69-72.

• Schumacher, L. G., Hires, B. G. and Frisby, J. (1991). Tractor PTO Horsepower, Filter Maintenance, and Tractor Engine Oil Analysis. (40) Applied Engineering in Agriculture. 7 (5), 625-629.

• Schumacher, L. G., Tan, J. (1991). Tractor Ballasting for Fuel Efficiency. American Society of Agricultural Engineers Winter Meeting 1991. Chicago, IL: paper #91-1592.

• Tan, J., Schumacher, L. G., & Hires, W. G. (1992). Dynamic Tractor Ballasting for Fuel Efficiency. American Society of Agricultural Engineers Winter Meeting 1992. Nashville, TN: paper #92-1590.

• Frisby, J., Schumacher, L. G. and Hires, B. (1989). Tractor engine oil analysis. American Society of Agricultural Engineers Winter Meeting 1989. New Orleans, LA: paper #89-1626.

• Schumacher, L. G., Hires, B. and Frisby, J. (1989). Tractor PTO horsepower and filter maintenance. American Society of Agricultural Engineers Winter Meeting 1989. New Orleans, LA: paper #89-1627.

• Schumacher, L. G. and Currence, H. D. (1989). Calculating dwelling service entrance requirements using a microcomputer. Proceedings of the American Society of Agricultural Engineers Winter Meeting. Chicago, IL: paper # 88-3532.

• Schumacher, L. G. and Currence, H. D. (1987). Agricultural wiring workshops in Missouri. Proceedings of American Society of Agricultural Engineers Winter Meeting. Chicago, IL: paper #87-3548.

• Schumacher, L. G. and Currence, H. D. (1987). Continuing education in electricity for Missouri vocational agriculture instructors. Proceedings of the National Food and Energy Council National Meeting. Greenbay, WI.

Papers are on file and were published through several journals and magazines including the Journal of Agricultural Education, Journal of Agricultural Mechanization and the American Society of Agricultural Engineers. Please contact me at leon.schumacher@ndsu.edu for additional information. I can also be reached at 701-231-5173 or by mail at:

• 104J Ladd Hall

• North Dakota State University

• Fargo, ND   58108-6050

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