Pregermination treatments for redstem ceanothus seeds
By: H. Gratkowski.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research paper PNW -- no. 156.; USDA Forest Service research paper PNW -- 156.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1973
Place of publication: Portland, Or
Language: eng
Number of pages: 10
Subjects: Ceanothus; Germination; Seeds
Notes: Cover title.

Bibliography: p. 9-10.