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Oklahoma Agricultural Experiment Station, Bulletin no. 740, January 1979: Productivity of benchmark and key soils
(Oklahoma Agricultural Experiment Station, 1979-01)
Oklahoma Agricultural Experiment Station, Bulletin no. 672, January 1970: Classification of soils in the savanna-forest transition in eastern Oklahoma
(Oklahoma Agricultural Experiment Station, 1970-01)
Oklahoma Agricultural Experiment Station, Bulletin no. 695, November 1971: Potential productivity of three key soils of the Oklahoma Panhandle
(Oklahoma Agricultural Experiment Station, 1971-11)