Scale Insects Injurious in Pennsylvania PDF Download
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Author: F. M. Trimble
Publisher:
ISBN:
Category : Scale insects
Languages : en
Pages : 22
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Author: F. M. Trimble
Publisher:
ISBN:
Category : Scale insects
Languages : en
Pages : 22
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Book Description
Author: Henry Torsey Fernald
Publisher:
ISBN:
Category : Beneficial insects
Languages : en
Pages : 70
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Author:
Publisher:
ISBN:
Category : Scale insects
Languages : en
Pages : 84
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Book Description
Author: Samuel John Hunter
Publisher:
ISBN:
Category : Homoptera
Languages : en
Pages : 68
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Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1398
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Book Description
Author: Douglass R. Miller
Publisher: Cornell University Press
ISBN: 9780801442797
Category : Gardening
Languages : en
Pages : 468
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Book Description
This book provides the most comprehensive available information on the identification, field appearance, life history, and economic importance of the 110 economically important armored scale insects that are found in the US.
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 806
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Author: W. E. Britton
Publisher: Forgotten Books
ISBN: 9780656824878
Category : Science
Languages : en
Pages : 20
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Book Description
Excerpt from The Chief Injurious Scale-Insects of Connecticut This scale is circular, usually greenish yellow in color, and has a glassy appear ance. It forms a pit or depression in the bark where it is situated, and it is about 2 mm in diameter. (see Figure This species has been sent to the Station several times on English oak, Quercus robur, though it is known to attack other oaks. Kerosene emulsion and whale oil soap have been used as a Spray with good results in destroying this insect. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Author: Pennsylvania. Department of Agriculture
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 588
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Author: Samuel John 1866 Hunter
Publisher:
ISBN: 9781373811622
Category : History
Languages : en
Pages : 80
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Book Description
