Managing water use and growth of a perennial ryegrass living mulch in Christmas trees
By: by Helene Murray.
Published: 1988
Language: eng
Number of pages: 48
Subjects: Companion planting.; Mulching.; Lolium perenne.; Christmas trees.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1989.

Includes bibliographical references.