Browsing A Series - Agronomy / Plant Science by Author "Helmes, Ted C."

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    • Soybean Production 

      Berglund, Duane Raymond, 1942-; Helmes, Ted C.; Jensen, L. A.; Bothun, R. E.; Berglund, Duane Raymond, 1942-; Helmes, Ted C.; Jensen, L. A.; Bothun, R. E. (North Dakota State University, 1998)