Tillage and management alternatives for returning Conservation Reserve Program land to crops
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W. Stroup | D. Shelton | W. Kranz | D. Holshouser | C. Shapiro | J. Witkowski | K. Jarvi | G. Echtenkamp | L. Lunz | R. Frerichs | Ray Brentlinger | Mari Lubberstedt | M. McCluskey