Some of the principal insect enemies of coniferous forests in the United States
Published: 1903
Place of publication: Washington
Language: eng
Number of pages: 282
Subjects: Forest insects
Notes: In: United States, Dept of agriculture.  Yearbook, 1902, p. 265-282.  illus., pl. xxviii-xxix. 23 cm.  Washington, 1903.

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