Why yellow-poplar seeds have low viability
By: Stephen G. Boyce, Margaret Kaeiser
Contributors: Kaeiser, Margaret; Central States Forest Experiment Station (Columbus, Ohio)
Series: Technical paper -- 186; Technical paper (Central States Forest Experiment Station (Columbus, Ohio)) -- no. 186.
Publisher: U.S. Dept. of Agriculture, Forest Sercie,  Central States Forest Experiment Station
Published: 1961
Place of publication: Columbus, Ohio]
Language: eng
Number of pages: 16
Subjects: Seeds; Liriodendron tulipifera; Viability
Notes: Cover title.

"December 1961."

Includes bibliographical references (p. 15-16).