Provisional tree and shrub seed zones for the Great Plains
By: Richard A. Cunningham.
Series: USDA Forest Service research paper RM -- 150.; Great Plains Agricultural Council publication -- no. 71.
Publisher: Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1975
Place of publication: Fort Collins, Colo
Language: eng
Number of pages: 15
Subjects: Trees -- Great Plains -- Seeds.; Shrubs -- Great Plains -- Seeds.
Notes: Issued July 1975.

Bibliography: p. 5.