Physical and biological factors affecting the maintenance and management of the giant (saguaro) cactus, Cereus giganteus, Englem [i.e. Engelm]
By:  by Harold B. Betton (United States Department of the Interior, Bureau of Land Management, Division of Forestry)
Contributors: United States.  Bureau of Land Management.  Division of Forestry; United States.  Bureau of Land Management
Publisher: The Bureau
Published: 1972
Place of publication: Washington, D.C
Language: eng
Number of pages: 38
Subjects: Saguaro; Cactus
Notes: Publisher from logo on cover.

"August 30, 1972."

Includes bibliographical references.