Cropland expansion and grassland loss in the eastern Dakotas: New insights from a farm-level survey von Wimberly, Michael C., Janssen, Larry L., Hennessy, David A., Luri, Moses, Chowdhury, Niaz M., Feng, Hongli

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Determinants of Motives for Land Use Decisions at the Margins of the Corn Belt von Wang, Tong, Luri, Moses, Janssen, Larry, Hennessy, David A., Feng, Hongli, Wimberly, Michael C., Arora, Gaurav

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Selecting models for a respiratory protection program: What can we learn from the scientific literature? von Shaffer, Ronald E., PhD, Janssen, Larry L., MS, CIH

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Long-Term Production and Profitability From Grazing Cattle in the Northern Mixed Grass Prairie von Dunn, Barry H., Smart, Alexander J., Gates, Roger N., Johnson, Patricia S., Beutler, Martin K., Diersen, Matthew A., Janssen, Larry L.

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Economic analysis of private and public benefits of corn, switchgrass and mixed grass systems in Eastern South Dakota von Bourlion, Nelly, Janssen, Larry, Miller, Michael

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Corn Yields and No-Tillage Affects Carbon Sequestration and Carbon Footprints von Clay, David E, Chang, Jiyul, Clay, Sharon A, Stone, James, Gelderman, Ronald H, Carlson, Gregg C, Reitsma, Kurtis, Jones, Marcus, Janssen, Larry, Schumacher, Thomas

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Persistence Wins: Long-Term Agricultural Conservation Outreach Pays Off von Smart, Alexander, Clay, David, Stover, Ronald, Parvez, Rezwanul

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Respiratory protection: preparing for an OSHA inspection von Janssen, Larry

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Breathing Air Quality: Requirements for Atmosphere-Supplying Respirators von Janssen, Larry

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Characteristics of farm reorganization bankruptcy filings von Janssen, L.L, Schmiesing, B.H, Schroeder, A

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농지평가에 있어서 토질등급의 이용과 적용 ; 사우스다코다주의 사례 von 정덕영, 심호영, Larry, Janssen, Chung, Doug-Young, Shim, Ho-Young

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Does increasing breathing resistance increase respirator faceseal leakage? von Janssen, Larry L, Weber, Robert

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Browne, William P. Private Interests, Public Policy, and American Agriculture. Lawrence: University Press of Kansas, 1988, xviii + 294 pp., $@@‐@@12.95 von Janssen, Larry

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Preparing a respiratory protection program for an OSHA inspection von Janssen, Larry

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Browne, William P. "Private Interests, Public Policy, and American Agriculture" (Book Review) von Janssen, Larry

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Private Interests, Public Policy, and American Agriculture von Janssen, Larry

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Application and Use of Land Quality Ratings in the Valuation of Agricultural Land von Larry Janssen, Doug-Young Chung(정덕영), Ho-Young Shim(심호영)

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Equity and Risk Associated with Share and Cash Leasing: A Nebraska and South Dakota Case Study von Cole, John D., Janssen, Larry L., Johnson, Bruce B.

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Principles of physiology and respirator performance von Janssen, Larry

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Comparative Profit Rates of U.S. Manufacturing Firms by City Size von Janssen, Larry Leonard

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