The identification of primary red pine cone insects
By: John S. Hard
Series: U.S. Forest Service research paper LS -- 12
Publisher: Lake States Forest Experiment Station, Forest Service, U.S. Department of Agriculture
Published: 1964
Place of publication: [St. Paul]
Language: eng
Number of pages: 10
Subjects: Red pine; Seeds; Identification; Pine; Diseases and pests
Other titles: Red pine cone insects, The Identification of primary.
Notes: Cover title.