Verwandte Artikel zu Eucalyptus cultivated in the United States Volume 35
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1902 Excerpt: ... Redwood lumber was immune from attack by termites, or white ants;c and this was verified by experiments conducted in the Philippine Islands by Mr. D. N. McChesnev, as reported by Capt. George P. Ahern, Chief of the Philippine Forestry Bureau.' This embraces about all that has been published relating to Redwood insects. These insects and their work may be described in more detail as follows, the small type indicating information from other authors and ordinary type that based on the writer's observations, whether previously published or not: THE SEQUOIA.ffiGERINIAN, OR REDWOOD PITCH WORM. ( Vespaminui xequokr Hy. Edw.) This relative of the common peach-tree borer is described by Henry Edwards" and other writers' as very destructive to Redwood. Mr. Beutemuller says: According to Hy. Edwards this species is devastating the pine forests in Mendocino County, California, and is particularly destructive to the Big Tree (Sequoia aentperrirenn), Pinna jmnderosvx, and Pinnx Inmhertiana. The eggs are laid in the axils of the branches, the young caterpillar boring in a tortuous manner about its retreat, thus diverting the flow of sap and causing large resinous nodules to form at the place of its workings. These nodules gradually harden, the branch then dies, and the tree at last succumbs to its insignificant enemies. Hundreds of fine trees in the forests of the region are to be seen in various stages of decay. The moths make their appearance in June and July, during which period the eggs are deposited. The "Papilio, vol. i (1881), p. 181; also Bui. U. S. Ent. Comm. No. 7, Appendix. &Bul. 31, N. S., Div. Ent, U. S. Dept. Agr., pp. 7, 19, 20. rBul. 30, N. S., pp. 95, 96. s As quoted in Bui. 33, Bur. Forestry, p. 20. 'Beutenuiller, Am. Mus. Nat. Hist., vol....
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- VerlagRareBooksClub.com
- Erscheinungsdatum2012
- ISBN 10 113065821X
- ISBN 13 9781130658217
- EinbandTapa blanda
- Anzahl der Seiten94
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