Published by Corvallis: Oregon State University Extension Service, 1996., 1996
Seller: Truman Price & Suzanne Price / oldchildrensbooks, Monmouth, OR, U.S.A.
First Edition
Fine, as new. Paperwraps, 8.5x11", 159 pp. Major articles include Riparian Habitat Improvement in the Tualatin River Basin; Dairy Runoff (Tillamook); Pulp Mill Effluent, etc.