Fertilizing and thinning maple poles
Subtitle: preliminary results
By: [Douglas M. Stone and Donald R. Christenson].
Contributors: Christenson, Donald R.; North Central Forest Experiment Station (Saint Paul, Minn.)
Series: Research note NC -- 158.
Publisher: North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1974
Place of publication: St. Paul, Minn
Language: eng
Subjects: Maple -- Thinning; Maple -- Fertilizers; Forest soils -- Fertilization -- Michigan
Notes: Caption title.

Includes bibliographical references (p. 3-4).