Quick reference for thinning black walnut
By: North Central Forest Experiment Station ; NA - State & Private Forestry, Forest Service, U.S. Department of Agriculture.
Contributors: United States. State and Private Forestry. Northeastern Area.; North Central Forest Experiment Station (Saint Paul, Minn.)
Publisher: The Station
Published: 1981
Place of publication: St. Paul, Minn. (1992 Folwell Ave., St. Paul, Minn. 55108)
Language: eng
Number of pages: 32
Subjects: Eastern black walnut.