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Now showing items 11-16 of 16
Oklahoma Agricultural Experiment Station, Bulletin no. 667, July 1969: Long-term fertilizer studies on Kirkland-Bethany silt loam
(Oklahoma Agricultural Experiment Station, 1969-07)
Oklahoma Agricultural Experiment Station, Bulletin no. 326, January 1949: Fertilizer recommendations for Oklahoma crops
(Oklahoma Agricultural Experiment Station, 1949-01)
Oklahoma Agricultural Experiment Station, Bulletin no. 295, April 1946: Oklahoma crops and soils, 1946
(Oklahoma Agricultural Experiment Station, 1946-04)
Oklahoma Agricultural Experiment Station, Bulletin no. 143, March 1922: The effect of lime and organic matter on the so-called hardpan subsoils
(Oklahoma Agricultural Experiment Station, 1922-03)
Oklahoma Agricultural Experiment Station, Bulletin no. 257, May 1942: Conservation and better land use for Oklahoma
(Oklahoma Agricultural Experiment Station, 1942-05)
Oklahoma Agricultural Experiment Station, Bulletin no. 622, January 1964: Alfalfa yield response to potassium, calcium and magnesium levels with three soil types
(Oklahoma Agricultural Experiment Station, 1964-01)