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av Rudis, Victor A.
New Orleans, La. : U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station, 1991
New Orleans, La. : U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station, 1991
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av Teter, N. C. (Norman Carroll), 1919-
Washington, DC : United States Government Printing Office, 1965
Washington, DC : United States Government Printing Office, 1965
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av Cummings, William H.
Washington, D.C. : United States Department of Agriculture, Cooperative State Research Service, 1967
Washington, D.C. : United States Department of Agriculture, Cooperative State Research Service, 1967
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av Grizzell, Roy Ames, 1918-
Washington, DC : United States Government Printing Office, 1975
Washington, DC : United States Government Printing Office, 1975
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