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Hard, John S. The Identification of Primary Red Pine Cone Insects
Forest Service, U.S. Department of Agriculture, 1964
Soft Cover. Very Good/Wraps, Very Good. No Edition Stated. Very nice, clean booklet with no defects of note. Photo illustrated in black and white with f drawings and graph. U.S. Forest Service Research Paper LS-12, July 1964. The author states that of the six insect species causing primary damage to red pine seeds and cones in the Lake States the most destructive is the red pine cone beetle. Discusses cone damage characteristics, the mature larve of primary red pine cone insects and the relative importance of insects in general.10 pages. Booklet measures 9" x6"
Price:
8.00 USD
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