Crop-tree release increases growth of 12-year-old yellow-poplar and black cherry
By: Neil I. Lamson, H. Clay Smith
Contributors: Smith, H. Clay, author; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: Research paper NE -- 622; Research paper NE (Broomall, Pa. : 1988) -- 622
Publisher: United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1989
Place of publication: Broomall, PA
Language: eng
Subjects: Liriodendron tulipifera; Thinning; Growth; Cherry
Notes: Title from title screen (viewed Sept. 4, 2013).

"July 1989."

Includes bibliographical references (page 7).