Seed yield and yield components of Pennfine perennial ryegrass (Lolium perenne L.) as influenced by time and rate of spring nitrogen and chemical dwarfing
By: by William C. Young.
Published: 1987
Language: eng
Number of pages: 122
Subjects: Lolium perenne -- Oregon -- Willamette River Valley -- Yields.
Notes: Typescript (photocopy).

Thesis (Ph. D.)-Oregon State University, 1988.

Bibliography: leaves 99-103.