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Brush burning in Pennsylvania

By Wirt, George H..
Harrisburg, Pa. Commonwealth of Pennsylvania, Dept. of Forests and Waters 1928 .
18 p. 23 cm..

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Chemical control of right-of-way brush on rural power systems.

By United States..
Washington, 1949 .
ii, 20 p. , Cover title: Interim report on chemical control of right-of-way brush on rural power systems. 26 cm..

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Releasing conifers in the Lake States with chemicals /

By Arend, John L.,.
Washington, D.C. : U.S. Dept. of Agriculture, Forest Service, 1961 .
22 p. : , Preliminary edition, How to release conifers in the Lake States with chemicals, issued Apr. 1960. 24 cm..

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Conversion of chaparral areas to grassland; techniques used in California

By Bentley, Jay R..
Washington, U.S. Forest Service, 1967 .
ii, 35 p. 26 cm..

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Edward Williams Morley papers,

By Morley, Edward Williams,.
.
1,200 | 3 | 1.2

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