B. B. Bingham

Canopy structure and tree condition of young, mature, and old-growth Douglas-fir/hardwood forests

B. B. Bingham, J. O. Sawyer, 1992 .

Distinctive features and definitions of young, mature, and old-growth Douglas-fir/hardwood forests

B. B. Bingham, J. O. Sawyer, 1991 .