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by Pilchard, Edwin I.
[Washington] : U.S. Dept. of Agriculture, Cooperative State Research Service, 1976
[Washington] : U.S. Dept. of Agriculture, Cooperative State Research Service, 1976
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by Fernow, B. E. (Bernhard Eduard), 1851-1923
Washington : G.P.O., 1899
Washington : G.P.O., 1899
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Beltsville, MD : U.S. Dept. of Agriculture, 1996
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6
7
8
[Washington, D.C.] : U.S. Dept. of Agriculture, 1999
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9
10
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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11
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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12
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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13
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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14
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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15
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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16
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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17
[Washington, D.C.?] : U.S. Dept. of Agriculture, 2001
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