Seedbed-preparation methods for paper birch /

Bibliographic Details
Main Author:	Bjorkbom, John C., 1915-
Format:	Government Document Book
Language:	English
Published:	Upper Darby, Pa. : Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967.
Series:	U.S. Forest Service research paper NE ; 79.
Subjects:	Paper birch > Seeds.

Description
Item Description:	Cover title.
Physical Description:	15 pages : illustrations ; 23 cm.
Bibliography:	Includes bibliographical references (page 15).