Propagation of the leaf-cutter bee for alfalfa seed production
By: [William P. Stephen].
Series: Station bulletin / Agricultural Experiment Station, Oregon State University -- 586.; Station bulletin (Oregon State University. Agricultural Experiment Station) -- 586.
Publisher: Agricultural Experiment Station, Oregon State University
Published: 1962
Place of publication: Corvallis, Ore
Language: eng
Number of pages: 16
Subjects: Alfalfa leafcutting bee.
Notes: Cover title.