The production, extraction, and germination of lodgepole pine seed
By: by C.G. Bates.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 191; Technical bulletin (United States. Dept. of Agriculture) -- no. 191.
Publisher: U.S. Dept. of Agriculture
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 92
Subjects: Pine -- Seeds.; Lodgepole pine.
Notes: Cover title.

Literature cited: p. 91.