Identifier: handbookofdestru01fren (
find matches)Title:
A handbook of the destructive insects of Victoria : with notes on the methods to be adopted to check and extirpate themYear:
1891 (
1890s)Authors:
French, Charles, 1843- Victoria. Dept. of AgricultureSubjects:
Beneficial insects -- Australia Victoria Insect pests -- Australia Victoria Insects -- Australia VictoriaPublisher:
Melbourne : Robt. S. BrainContributing Library:
Smithsonian LibrariesDigitizing Sponsor:
Smithsonian LibrariesView Book Page:
Book ViewerAbout This Book:
Catalog EntryView All Images:
All Images From Book Click here to
view book online to see this illustration in context in a browseable online version of this book.Text Appearing Before Image:nd reiiulations shall be deemed o-uiltv of a misdemeanour,and upon conviction thereof shall l)e punishable by a fineof not less than twenty-five nor more than one hundreddollars.—Matiiew Cooke, Chief Executive Horticulturaland Health Officer.—Sacramento, November 12, 1881. 34 DESTEUCTIVE INSECTS OF VICTORIA : PLATE I. Woolly Aphis, or Amepjcax Blight (Schizoneura lanigera). Fig.1. Portion of stem of apple, showing downy covering to young insects.(From nature.) 2a. Wingless larviB; upper view. Highly magnified. (From nature.) 2b. Wingless larvtB; under view. Highly magnified. (From nature.) 3. Winged male; upper view. Highly magnified. (After Cooke.) 4. Queen Aphis, or foundress of the colony. Highly magnified. (After Buckton.) oa. Young insect. Highly magnified. (P>om nature.) 5b. Young insect, with downy covering. Highly magnified. (Fromnature.) 6. Winged viviparous female. Highly magnified. (After Buckton.) 7. Roots of apples, showing downy covering to insects. (From nature.)Text Appearing After Image:CCB^dOeiaJ-lJi. /)e/ PlatP. 1 Sarvds 4MJ)ou^a2ilim,Jrr,p. AMERICAN BLIGHT. 35 CHAPTER VI. THE WOOLLY APHIS, OR AMERICAN BLIGHT. Schizoneura lanigera. (Uausmann.) Order: Hemiptera. ) 77 -i a 1 -1 bub-Urder : Homoptera. ) j f This pest, which is supposed to be an introduction fromeither Europe or America, has been known to Victorianfruit-growers and gardeners for 40 years or more, and, inthe early days of the colony, was considered to be littleshort of a scourge. In the opinion of some writers, it issupposed that the woolly blight affecting the roots of theapple is a distinct species from that which attacks that por-tion of the tree above ground, but from long experience Ifancy that those in Victoria who are accustomed to thecultivation of apple trees, either in the nursery or orchard,hold a different opinion. Before the advent of those excellent blight-proof stocks,the Majetin and Northern Spy, it was exceedinglydifficult to find, in most orchards, an apple tree that wasclean or in perhandbookofdestru01frenNote About Images Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.