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r harvey fleming
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Insect and Disease Detection Surveys on the Monongahela National Forest, 1975
David R. Bridgewater, Leon A. LaMadeleine, Robert R. McNichols · Yayınevi bilinmiyor
4 sayfa · 1975
Forest insects
Biology of the Primary Screw Worm Fly, Cochliomyia Americana, and a Comparison of Its Stages with Those of C. Macellaria
D. L. Parker, Ernest John George, Ernest William Laake, George Henry Hepting, George W. Barber, Gustaf Adolph Pearson, Horace Greeley Byers, John Robert Magness, , · Yayınevi bilinmiyor
