Browsing by Author "Roberts, Roland E."
Now showing items 1-2 of 2
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Hickey, Michael G.; Roberts, Roland E. (Texas Agricultural Extension Service, 1990)
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Roberts, Roland E.; Longbrake, Thomas D.; Cotner, Sam; Menges, Terry; McCraw, B. Dean; Paterson, Donald R. (Texas Agricultural Experiment Station, 1979)