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1
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2
Impacts of conservation reserve program great plains
Published 1988“…United States department of agricultural…”
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3
Insect enemies of western forests
Published 1952“…United States department of agriculture, miscellaneous publications…”
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4
Biological control of insect pests in the continental United States
Published 1956“…Technical bulletin (United States. Department of Agriculture); 1139…”
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5
Effects of cattle grazing on a ponderosa pine-bunchgrass range in Colorado
Published 1967“…Technical bulletin (United States. Department of Agriculture); no. 1371…”
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6
Eastern forest insects
Published 1972“…Miscellaneous publication (United States. Department of Agriculture); 1175…”
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7
An analysis of outdoor recreation wilderness situation United States: - : a technical document supporting the RPA Assessment
Published 1990“…United States Department of Agriculture forest service general technical report RM-…”
Book