Biological Control of Hemp Sesbania (Sesbania exaltata) Under Field Conditions with Colletotrichum truncatum Formulated in an Invert Emulsion von Boyette, C. Douglas, Quimby, Paul C., Bryson, Charles T., Egley, Grant H., Fulgham, Floyd E.

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An Air-Assist Spray Nozzle for Applying Herbicides in Ultralow Volume von McWhorter, Chester G., Fulgham, Floyd E., Barrentine, William L.

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Crop Residue Disposal - Tillage -Planting Relationships von Rex F. Colwick

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Flame cultivation equipment and techniques von Parker, R. E. (Rayburn Ellis), 1937

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