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RONALD F. VESONDER
Northern Regional Research Center, Agricultural Research, Science and Education Administration, U.S. Department of Agriculture
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LARRY W. TJARKS
Northern Regional Research Center, Agricultural Research, Science and Education Administration, U.S. Department of Agriculture
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WILLIAM K. ROHWEDDER
Northern Regional Research Center, Agricultural Research, Science and Education Administration, U.S. Department of Agriculture
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HARLAND R. BURMEISTER
Northern Regional Research Center, Agricultural Research, Science and Education Administration, U.S. Department of Agriculture
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JAMES A. LAUGAL
Eureka College