File:Annual report (1938) (18431120061).jpg

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Title: Annual report
Identifier: annualreport19381943ento (find matches)
Year: 1872 (1870s)
Authors: Entomological Society of Ontario; Ontario. Dept. of Agriculture
Subjects: Entomological Society of Ontario; Insect pests; Insects
Publisher: Toronto, The Society
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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112 THE REPORT OF THE V
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Fig. 4.—Egg mass of the hop vine borer, freshly laid (right) and in following spring (left) The females deposit their eggs in masses almost entirely on the weed grass, green foxtail (Setaria viridis L). The egg masses are most frequent- ly inserted between the leaf sheath and the stem of the last internode. An average egg mass contains about 50 eggs. These are arranged most com- monly in a double row fastened together with a sticky matrix which shortly after oviposition becomes dry and skin like. The eggs are yellowish-white when first laid, but later turn to brown- ish-pink. They are 0.65 mm in diameter and 0.43 mm thick, flattened top and bottom. A female moth lays on an average 1500 eggs. According to Hawley (loc. cit.) G. immanis Gn. is able to reach mat- urity only on hops, but he states that there is evidence of the possibility of other host plants. In the author's investigations other host plants have

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Source https://www.flickr.com/photos/internetarchivebookimages/18431120061/
Author Internet Archive Book Images
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Volume
InfoField
1938-1943
Flickr tags
InfoField
  • bookid:annualreport19381943ento
  • bookyear:1872
  • bookdecade:1870
  • bookcentury:1800
  • bookauthor:Entomological_Society_of_Ontario
  • bookauthor:Ontario_Dept_of_Agriculture
  • booksubject:Entomological_Society_of_Ontario
  • booksubject:Insect_pests
  • booksubject:Insects
  • bookpublisher:Toronto_The_Society
  • bookcontributor:Smithsonian_Libraries
  • booksponsor:Biodiversity_Heritage_Library
  • bookleafnumber:120
  • bookcollection:biodiversity
  • BHL Collection
  • BHL Consortium
Flickr posted date
InfoField
3 June 2015

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current17:40, 20 July 2015Thumbnail for version as of 17:40, 20 July 20151,908 × 2,904 (686 KB) (talk | contribs)== {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=<br> '''Title''': Annual report<br> '''Identifier''': annualreport19381943ento ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&sea...

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