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Diseases and pests
Control
12
Trees
12
Maladies et fléaux
10
Insect pests
7
Arbres
5
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1
by Thurston, Henry W., 1893-
State College : Pennsylvania State College Agricultural Experiment Station, 1924
State College : Pennsylvania State College Agricultural Experiment Station, 1924
Book
2
3
4
5
6
7
by Essig, E. O. (Edward Oliver), 1884-1964
Berkeley, Cal. : Agricultural Experiment Station, 1917
Berkeley, Cal. : Agricultural Experiment Station, 1917
Book
8
by Marquis, David A.
Upper Darby, Pa. : Forest Service, U.S. Dept. of Agriculture, Northeastern Forest Experiment Station, 1974
Upper Darby, Pa. : Forest Service, U.S. Dept. of Agriculture, Northeastern Forest Experiment Station, 1974
Government Document
Book
9
by Stimmel, James F.
Harrisburg, Pennsylvania : Pennsylvania Department of Agriculture, Bureau of Plant Industry, 1987
Harrisburg, Pennsylvania : Pennsylvania Department of Agriculture, Bureau of Plant Industry, 1987
Book
10
12
14
[Washington, D.C.?] : The Service, 2001
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document
Book
15
by Comstock, John Henry, 1849-1931
Washington, D.C. : Government printing office, 1879
Washington, D.C. : Government printing office, 1879
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
16
by Boyce, John Shaw, 1889-
Rome : Food and Agriculture Organization of the United Nations, 1954
Rome : Food and Agriculture Organization of the United Nations, 1954
Book
17
19
20
by Parencia, C. R.
Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978
Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978
Government Document
Book