Effects of fine volcanic ash on surface irrigation in Central Washington
By: by Donald Abbott Peterson.
Published: 1982
Language: eng
Number of pages: 111
Subjects: Irrigation -- Washington (State); Volcanic ash, tuff, etc. -- Washington (State); Saint Helens, Mount (Wash.) -- Eruption, 1980 -- Environmental aspects.
Notes: Typescript.

Thesis (M.S.)--Washington State University, 1982.

Bibliography: leaves 80-86.

WSU:"Program in Environmental Science."