Search results for: Keen, F. P. (Frederick Paul), 1890-
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1
Insect enemies of California pines and their control
Authors: Keen, F. P. (Frederick Paul), 1890-
Published: California Department of Natural Resources, Division of Forestry, 1929Physical Description: 113 pages : illustrations ; 23 cmHoldings: Loading…
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2
Cone and seed insects of western forest trees
Authors: Keen, F. P. (Frederick Paul), 1890-
Published: U.S. Department of Agriculture, 1958Physical Description: vi, 168 pages : illustrations ; 23 cm.Holdings: Loading…
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3
Biology and control of the western pine beetle : a summary of the first fifty years of research
Authors: Miller, John M. (John Martin), 1882-Other Authors: “…Keen, F. P. (Frederick Paul), 1890-…”
Published: U.S. Department of Agriculture, 1960
Physical Description: vii, 381 pages : illustrations, maps ; 24 cm.Holdings: Loading…
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