Browsing Oklahoma Agricultural Experiment Station by Author "Gingrich, Joe R."
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Oklahoma Agricultural Experiment Station, Bulletin no. 633, February 1965: Effect of rye winter cover crop and fertilizer on cotton production on sandy land
Gingrich, Joe R.; Tucker, B. B.; Williams, O. H. (Oklahoma Agricultural Experiment Station, 1965-02) -
Oklahoma Agricultural Experiment Station, Bulletin no. 636, February 1965: Soil management practices for cotton production on leveled irrigation land
Gingrich, Joe R.; Oswalt, E. S. (Oklahoma Agricultural Experiment Station, 1965-02)