Sprouting of thinned hybrid poplars on bituminous strip-mine spoils in Pennsylvania
By: Walter H. Davidson and Grant Davis.
Contributors: Davis, Grant.; Northeastern Forest Experiment Station (Radnor, Pa.); United States. Forest Service.
Series: Research note NE -- 147.; Research note NE -- 147.
Publisher: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1972
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Poplar -- Pennsylvania; Reforestation -- Pennsylvania; Strip mining -- Environmental aspects -- Pennsylvania
Notes: Caption title.

Includes bibliographical references (p. 6).