Effects of Mount St. Helens' ash on broiler chicken respiratory and digestive tracts, growth, feed efficiency and poultry house environment
By: by Mark Bland.
Published: 1983
Language: eng
Number of pages: 43
Subjects: Broilers (Poultry); Volcanic ash, tuff, etc. -- Washington (State) -- Physiological effect.; Saint Helens, Mount (Wash.) -- Eruption, 1980 -- Physiological effect.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1983.

Bibliography: leaves 42-43.