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Ruzek, C. V. (Charles Vladis), 1887-
Remove constraint Creator: Ruzek, C. V. (Charles Vladis), 1887-
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Crop rotation and soil fertility
Soils of Chehalis series and their utilization
Care, use and economic value of farm manure
Soils of Willamette series and their utilization
The "Red Hill" soils of western Oregon and their utilization
Composition, rating and conservation of Willamette Valley soils
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Creator
Powers, W. L. (Wilbur Louis), 1887
6
Oregon State Agricultural College. Agricultural Experiment Station
4
Ruzek, C. V. (Charles Vladis), 1887 1968
4
Ruzek, C. V. (Charles Vladis), 1887
2
Jones, J. S. (J. Shirley), 1876
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Current results range from
1923
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1939
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Decade
1930-1939
4
1920-1929
2
Language
English [eng]
6
Non-Academic Affiliation
Oregon State University. Agricultural Experiment Station
6
Peer Reviewed
No
2
Resource Type
Technical Report
6
Rights Statement
Copyright Not Evaluated
4
No Copyright - United States
2
Subject
Soils -- Oregon -- Willamette River Valley
3
Crop rotation -- Oregon
1
Farm manure -- Oregon
1
Soil fertility -- Oregon
1
Soils -- Oregon
1