Drainage and improvement of wet land
By: by W.L. Powers.
Contributors: Oregon State Agricultural College. Agricultural Experiment Station.
Series: Station circular -- 102.; Station circular (Oregon State Agricultural College. Agricultural Experiment Station) -- 102.
Publisher: Agricultural Experiment Station, Oregon State Agricultural College
Published: 1931
Place of publication: Corvallis, Or
Language: eng
Number of pages: 19
Subjects: Drainage -- Oregon -- Willamette River Valley.; Soil moisture -- Oregon -- Willamette River Valley.; Waterlogging (Soils) -- Oregon -- Willamette River Valley.