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Image from page 239 of "A manual of dangerous insects likely to be introduced in the United States through importations" (1917)

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Identifier: manualofdangerou01unit
Title: A manual of dangerous insects likely to be introduced in the United States through importations
Year: 1917 (1910s)
Authors: United States. Bureau of Entomology Pierce, W. Dwight (William Dwight), 1881-1967
Subjects: Insects, Injurious and beneficial
Publisher: Washington, Govt. print. off.
Contributing Library: The Library of Congress
Digitizing Sponsor: Sloan Foundation

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Text Appearing Before Image:
e. Injury: Feeds on the seed, spinning a web among thefruiting heads. Description and biology: Moth, wing expanse 26 mm.,. forewings light yellow ochraceous, with two rusty-browntransverse lines, violet-gray fringe. Larva yellowishgreen, with lateral gray stripe and four dorsal rows ofdark-brown spots; head and thoracic shield black;18 mm.SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 308. B. OTHER IMPORTANT RAPE INSECTS. COLEOPTERA. ,.« Nitidulidae. Ss Meligethes xneva Fabricius: Europe: larvae feed on young sHbots. Curculionidae. Ceutorhynchus asuimilis Paykull: Europe: breeds in fruit.■^ Ceutorhynchus quadridtns Panzer: Europe: Long Island, N. Y. breeds in roots.Ceutorhynchus sulcicolUs: Europe; forms galls on roots. (See text fig. 89.) LEPIDOPTERA. Hepialidse. Hepialus humvli Linnaeus; Europe. (See Hops.) DIPTERA.Fig. 89.—Galls of Ceutorhynchus Itonldidae.sulcicolUs on rape. (Ritzema Dasyneura brasncx Winner; Europe; attacks fruit. (See Bos.) Cabbage.)

Text Appearing After Image:
See Blackberry. RASPBERRY.RATTAN. (Cakmtts spp. Family Palmaceae.) Palms of tropical Asia, some of wliich are used to furnish rattan canes. They makeexcellent conservatory plants. IMPORTANT RATTAN INSECTS. COLEOPTERA.Lyctidae. Lyctus brunneus Stephens; Europe, Australia; bores in furniture and sapwood on unseasoned timber LITERATURE. Froggatt, W. W. Australian Insects, 1907. INSECTS OF RHUBARB AND RICE. 189 RHUBARB. {Rheum rhaponticum, etc. Family Polygonaceae.) Robust perennial herbs originating in Asia and Russia. The rhubarb plant hasbeen developed into several garden varieties. Propagated by root division or fromseed. IMPORTANT RHUBARB INSECTS, COLEOPTERA.Chrysomelldse. Chsetocnema concinna Marsh; flea-beetle; Europe. Phyllotreta nemorum Linnaeus; Europe. (SeeCrucifers.) Curcxillonldse. Hypera rumicis Linnseus; Europe; breeds on leaves. RICE. (Oryza sativa Linnseus. Graminese.) Rice is still an important product for importation in spite of the steadily increasingproduction in oiu

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Date: 2014-07-30 09:51:52

bookid:manualofdangerou01unit bookyear:1917 bookdecade:1910 bookcentury:1900 bookauthor:United_States__Bureau_of_Entomology bookauthor:Pierce__W__Dwight__William_Dwight___1881_1967 booksubject:Insects__Injurious_and_beneficial bookpublisher:Washington__Govt__print__off_ bookcontributor:The_Library_of_Congress booksponsor:Sloan_Foundation bookleafnumber:239 bookcollection:library_of_congress bookcollection:biodiversity bookcollection:fedlink BHL Collection BHL Consortium

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