An edition of Insects destructive to the Douglas-fir seed crop in California
(1960)
Insects destructive to the Douglas-fir seed crop in California
a problem analysis
by Thomas W. Koerber
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Publish Date
1960
Publisher
U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station
Language
English
Pages
36
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Previews available in: English
Subjects
Douglas fir, Contarinia, Seeds, Torymidae, Dioryctria, Tortricidae, Diseases and pests, Seed pathologyPlaces
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Insects destructive to the Douglas-fir seed crop in California: a problem analysis
1960, U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station
in English
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Book Details
Edition Notes
Cover title.
"April 1960."
Includes bibliographical references (p. 26-30).
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| July 31, 2014 | Edited by ImportBot | import new book |
| January 20, 2010 | Edited by WorkBot | add subjects and covers |
| December 11, 2009 | Created by WorkBot | add works page |