How to "train" black walnut seedlings /

Bibliographic Details
Main Author:	Bey, Calvin F.
Corporate Author:	North Central Forest Experiment Station (Saint Paul, Minn.)
Format:	Government Document Book
Language:	English
Published:	St. Paul : U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, [1976]
Edition:	Rev.
Subjects:	Eastern black walnut > Pruning.

Evans: US Documents (Annex 5th floor)