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Conference Name
Annual Fertilizer Conference of Pacific Northwest
Remove constraint Conference Name: Annual Fertilizer Conference of Pacific Northwest
Creator
Mack, H. J. (Harry John), 1926
Remove constraint Creator: Mack, H. J. (Harry John), 1926
Decade
1970-1979
Remove constraint Decade: 1970-1979
Language
English [eng]
Remove constraint Language: English [eng]