The pear leaf-worm /

The pear leaf-worm /

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Bibliographic Details
Author / Creator:	Nougaret, R. L. (Raymond Louis), 1863-1933.
Imprint:	Washington, D.C. : U.S. Dept. of Agriculture, 1916.
Description:	24 pages, 1 leaf of plates : illustrations ; 24 cm.
Language:	English
Series:	Bulletin / United States Department of Agriculture ; no. 438 Bulletin of the U.S. Department of Agriculture ; no. 438.
Subject:	Pears -- Diseases and pests. Pear leaf-worm. Pear leaf-worm. Pears -- Diseases and pests.
Format:	U.S. Federal Government Document Print Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/11794822

Hidden Bibliographic Details
Other authors / contributors:	Davidson, W. M. (William Mark), 1887- Newcomer, E. J. (Erval Jackson), 1890-1980. United States. Department of Agriculture.
Notes:	Caption title. "December 11, 1916." "Professional paper." Includes bibliographical references.
Other form:	Online version: Nougaret, R.L. (Raymond Louis), 1863-1933. Pear leaf-worm. Washington, D.C. : U.S. Dept. of Agriculture, 1916
Govt.docs classification:	A 1.3:438

Table of Contents:

Introduction
History and distribution. pp. 1.
Possible origin. pp. 2.
Character and extent of injury. pp. 3.
Description and habits. pp. 4.
Biology. pp. 9.
Natural control. pp. 17.
Remedial measures. pp. 18.
Summary. pp. 22.
Bibliography. pp. 23.