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Soil surveys
43
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1
2
by Dale, Martin E.
Broomall, PA : U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1986
Broomall, PA : U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1986
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3
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Thesis
Book
4
by Illick, Joseph S. (Joseph Simon), 1884-1967
Harrisburg., Pa. : Pennsylvania Department of Forests and Waters, 1919
Harrisburg., Pa. : Pennsylvania Department of Forests and Waters, 1919
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Book
5
6
by Ford, Stephen A.
University Park, PA : Pennsylvania State University, College of Agricultural Sciences, Cooperative Extension, 1995
University Park, PA : Pennsylvania State University, College of Agricultural Sciences, Cooperative Extension, 1995
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Book
7
by McSweeny, William T.
[University Park, Pa.] : Pennsylvania State University, College of Agriculture, Cooperative Extension [Service], 1989
[University Park, Pa.] : Pennsylvania State University, College of Agriculture, Cooperative Extension [Service], 1989
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Book
8
9
by Heinrichs, A. J. (Arlyn Judson), 1955-
[University Park, PA] : Penn State College of Agriculture, Cooperative Extension, 1990
[University Park, PA] : Penn State College of Agriculture, Cooperative Extension, 1990
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Book
10
by Bush, Harold H.
Parsons, W.V. : McClain Printing Co., 1999
Parsons, W.V. : McClain Printing Co., 1999
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Book
11
by Fluke, W. J.
Washington, D.C. : Natural Resource Economics Division, Economic Research Service, U.S. Dept. of Agriculture, in cooperation with New York State Agricultural Experiment Station, 1982
Washington, D.C. : Natural Resource Economics Division, Economic Research Service, U.S. Dept. of Agriculture, in cooperation with New York State Agricultural Experiment Station, 1982
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12
13
by Birch, Thomas W.
Washington, DC : United States Government Printing Office, 1986
Washington, DC : United States Government Printing Office, 1986
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Government Document
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14
15
by Kelsey, Timothy W.
University Park, Pa. : Penn State, College of Agriculture Sciences, Cooperative Extension, 1995
University Park, Pa. : Penn State, College of Agriculture Sciences, Cooperative Extension, 1995
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Book
16
by Walters, Russell S.
Radnor, PA (100 Matsonford Road, Suite 200, Radnor 19087-4585) : Northeastern Forest Experiment Station, 1993
Radnor, PA (100 Matsonford Road, Suite 200, Radnor 19087-4585) : Northeastern Forest Experiment Station, 1993
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17
by Shipman, R. D.
University Park, PA : Penn State, College of Agriculture, Cooperative Extension, 1989
University Park, PA : Penn State, College of Agriculture, Cooperative Extension, 1989
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Book
18
by Zarichansky, John
Washington : U.S. Dept. of Agriculture, Soil Conservation Service, 1964
Washington : U.S. Dept. of Agriculture, Soil Conservation Service, 1964
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Government Document
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19
by Bacon, S. Rankin (Samuel Rankin), 1900-2006
Washington, D.C. : U.S. Govt. Print. Off.] 1955
Washington, D.C. : U.S. Govt. Print. Off.] 1955
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Government Document
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20
by Forbes, Stanley Eugene
Harrisburg, Pennsylvania Game Commission, 1952
Harrisburg, Pennsylvania Game Commission, 1952
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Government Document
Book