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Irrigation equipment / John W. Wolfe -- Reclamation research / Dr. W.L. Powers -- Fertilization and irrigation / Arthur S. King -- Irrigated pastures / Harold Ewalt -- Cost of irrigating vegetable crops / M. H....
This archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.
11 pp. Map, tables. Published June, 2004. Captured February 4, 2009.
1 p. Review produced for HC 441: Science Colloquium: Willamette River Environmental Health, Robert D. Clark Honors College, University of Oregon, Spring term, 2004.
Willamette Valley Environmental Protection and Development Planning Council includes the State of Oregon, Columbia Region Association of Governments, Mid Willamette Valley Council of Governments, District Four...
Water Environment Services of Clackamas County is in the process of planning upgrades on several of its sewage treatment plants which discharge into the Lower Willamette River. The goals of the modeling effort...
This study was undertaken to gather empirical data on the
This archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.
7 pp. Maps.