31-year Results in Growing Shelterbelts on the Northern Great Plains

By United States. Department of Agriculture. Production and Marketing Administration. Grain Branch, C. C. Hill, Virgil D. Moss, Warren R. Bailey, August Mark Gorenz, Clark E. Holscher, Edwin H. Fosen, Ernest E. Russell, Ernest John George, George Streator Templeton, Harold Reginald Offord, J. L. Weimer, Jenkin William Jones, Kenneth William Parker, Kirby M. Hayes, L. F. Locke, Leon Lassen, Orme Julius Kahlenberg, Robert Archibald Work, Robert Donald Davidson, Russell Oscar Olson, Selar Stephen Hutchings, Vernon Pollard Moore, William Arthur Craft, United States. Department of Agriculture, A. W. Cressman, Harry Edward Goresline, Charles August Wellner, Earl Orel Heady, Edwin Joseph Woolfolk, Howard William Lull, Bernard Frank, Roy E. Moser