Effects of Grazing Upon Western Yellow-pine Reproduction in the National Forests of Arizona and New Mexico

by Alonzo Dorus Melvin, Arnold Orlando Dahlberg, Burton James Howard, Harry B. McClure, Herbert Sinclair Fairbank, Homer Columbus Thompson, Lon Adrian Hawkins, Louis George Connor, Robert Roy Hill, Charles Henry Stephenson, Marion Dorset, Warren Fales Draper, Robert Francis Eastham · 1917